阅读说明：本技术 液压油箱呼吸装置 (Breathing device of hydraulic oil tank ) 是由 厉瑞峰 于 2020-12-01 设计创作，主要内容包括：本发明涉及一种液压油箱呼吸装置,其包括第一连接件、第二连接件、第三连接件、第四连接件、上连接板、下连接板、导向组件和驱动组件,第一连接件、第二连接件、第三连接件和第四连接件的底部均设有万向轮,且上连接板、下连接板、导向组件和驱动组件均设于所述设于第一连接件与第二连接件之间、第二连接件与第三连接件之间、第三连接件与第四连接件之间以及第四连接件与第一连接件之间。本发明采用组合式设计,使得呼吸装置可以用于不同规格、不同尺寸呼吸器的托运,具有适用性高、通用性好、简单实用、可操作性强等优点。(The invention relates to a breathing device of a hydraulic oil tank, which comprises a first connecting piece, a second connecting piece, a third connecting piece, a fourth connecting piece, an upper connecting plate, a lower connecting plate, a guide assembly and a driving assembly, wherein universal wheels are arranged at the bottoms of the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece, and the upper connecting plate, the lower connecting plate, the guide assembly and the driving assembly are arranged between the first connecting piece and the second connecting piece, between the second connecting piece and the third connecting piece, between the third connecting piece and the fourth connecting piece and between the fourth connecting piece and the first connecting piece. The combined type respirator has the advantages of high applicability, good universality, simplicity, practicability, strong operability and the like.)

1. A breathing device of a hydraulic oil tank is characterized by comprising a first connecting piece, a second connecting piece, a third connecting piece, a fourth connecting piece, an upper connecting plate, a lower connecting plate, a guide assembly and a driving assembly,

the bottom of each of the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece is provided with a universal wheel, the first end and the second end of the first end face of the first connecting piece are respectively provided with a first upper boss and a second upper boss, the first end and the second end of the second end face of the first connecting piece are respectively provided with a first lower boss and a second lower boss, the first side face, the second side face, the third side face and the fourth side face of the first connecting piece are respectively provided with a first slide rail, a second slide rail and a second slide rail, the first end and the second end of the first end face of the second connecting piece are respectively provided with a third upper boss and a fourth upper boss, the first end and the second end of the second end face of the second connecting piece are respectively provided with a third lower boss and a fourth lower boss, and the first side face, the second side face, the third side face and the fourth side face of the second connecting piece are respectively provided with a third slide rail, A third slide rail, a fourth slide rail and a fourth slide rail, wherein a fifth upper lug boss and a sixth upper lug boss are respectively arranged at the first end and the second end of the first end surface of the third connecting piece, the first end and the second end of the second end face of the third connecting piece are respectively provided with a fifth lower boss and a sixth lower boss, the first side surface, the second side surface, the third side surface and the fourth side surface of the third connecting piece are respectively provided with a fifth slideway, a fifth slide rail, a sixth slideway and a sixth slide rail, a seventh upper lug boss and an eighth upper lug boss are respectively arranged at the first end and the second end of the first end surface of the fourth connecting piece, a seventh lower boss and an eighth lower boss are respectively arranged at the first end and the second end of the second end face of the fourth connecting piece, the first side surface, the second side surface, the third side surface and the fourth side surface of the fourth connecting piece are respectively provided with a seventh slideway, a seventh sliding rail, an eighth slideway and an eighth sliding rail;

the upper connecting plate comprises a first upper connecting plate, a second upper connecting plate, a third upper connecting plate and a fourth upper connecting plate, the side surfaces of the first upper connecting plate, the second upper connecting plate, the third upper connecting plate and the fourth upper connecting plate are respectively provided with an upper slide way and an upper slide way, the first upper connecting plate is arranged between the first connecting piece and the second connecting piece, the upper slide way and the upper slide way of the first upper connecting plate are respectively arranged in the first slide way of the first connecting piece and the third slide way of the second connecting piece in a sliding manner, the second upper connecting plate is arranged between the second connecting piece and the third connecting piece, the upper slide way and the upper slide way of the second upper connecting plate are respectively arranged in the third slide way of the second connecting piece and the fifth slide way of the third connecting piece in a sliding manner, the third upper connecting plate is arranged between the third connecting piece and the fourth connecting piece, the upper slideway and the upper slideway of the third upper connecting plate are respectively arranged in the fifth slideway of the third connecting piece and the seventh slideway of the fourth connecting piece in a sliding manner, the fourth upper connecting plate is arranged between the fourth connecting piece and the first connecting piece, and the upper slideway of the fourth upper connecting plate are respectively arranged in the seventh slideway of the fourth connecting piece and the first slideway of the first connecting piece in a sliding manner;

the lower connecting plate comprises a first lower connecting plate, a second lower connecting plate, a third lower connecting plate and a fourth lower connecting plate, the side surfaces of the first lower connecting plate, the second lower connecting plate, the third lower connecting plate and the fourth lower connecting plate are respectively provided with a left slide rail and a right slide rail, the first lower connecting plate is arranged between the first connecting piece and the second connecting piece, the left slide rail and the right slide rail of the first lower connecting plate are respectively arranged in the second slide rail of the first connecting piece and the fourth slide rail of the second connecting piece in a sliding manner, the second lower connecting plate is arranged between the second connecting piece and the third connecting piece, the left slide rail and the right slide rail of the second lower connecting plate are respectively arranged in the fourth slide rail of the second connecting piece and the sixth slide rail of the third connecting piece in a sliding manner, and the third lower connecting plate is arranged between the third connecting piece and the fourth connecting piece, the left slide rail and the right slide rail of the third lower connecting plate are respectively arranged in a sixth slide rail of the third connecting piece and an eighth slide rail of the fourth connecting piece in a sliding manner, the fourth lower connecting plate is arranged between the fourth connecting piece and the first connecting piece, and the left slide rail and the right slide rail of the fourth lower connecting plate are respectively arranged in an eighth slide rail of the fourth connecting piece and a second slide rail of the first connecting piece in a sliding manner;

the guide assembly comprises a first guide assembly, a second guide assembly, a third guide assembly and a fourth guide assembly, and the first guide component, the second guide component, the third guide component and the fourth guide component are respectively arranged between the first connecting piece and the second connecting piece, between the second connecting piece and the third connecting piece, between the third connecting piece and the fourth connecting piece and between the fourth connecting piece and the first connecting piece in a sliding way, the driving assembly comprises a first driving assembly, a second driving assembly, a third driving assembly and a fourth driving assembly, and the first driving assembly, the second driving assembly, the third driving assembly and the fourth driving assembly are respectively arranged between the first connecting piece and the second connecting piece, between the second connecting piece and the third connecting piece, between the third connecting piece and the fourth connecting piece and between the fourth connecting piece and the first connecting piece.

2. The hydraulic tank breathing device of claim 1 wherein the first, second, third and fourth guide assemblies each comprise an upper guide post and an upper compression spring, and wherein the upper compression spring is disposed on the upper guide post.

3. The hydraulic tank breathing device of claim 2 wherein the first end of the upper guide post of the first guide assembly is fixedly attached to the second upper boss, and the second end of the upper guide post in the first guide assembly is connected with the third upper boss in a sliding way, the first end of the upper guide post in the second guide assembly is fixedly connected with the fourth upper boss, and the second end of the upper guide post in the second guide assembly is connected with the fifth upper boss in a sliding way, the first end of the upper guide post in the third guide assembly is fixedly connected with the sixth upper boss, and the second end of the upper guide post in the third guide assembly is connected with the seventh upper boss in a sliding way, the first end of the upper guide post in the fourth guide assembly is fixedly connected with the eighth upper boss, and the second end of the upper guide column in the fourth guide assembly is in sliding connection with the first upper boss.

4. The hydraulic oil tank breathing device as claimed in claim 2, wherein the second ends of the upper guide posts are respectively provided with an upper connecting nut, the first ends of the upper compression springs are fixedly connected with the first side face of the upper connecting nut, and the second ends of the upper compression springs are respectively fixedly connected with the first upper boss, the third upper boss, the fifth upper boss and the seventh upper boss.

5. The hydraulic oil tank breathing device as claimed in claim 1, wherein the first driving assembly, the second driving assembly, the third driving assembly and the fourth driving assembly comprise lower guide posts, lower compression springs, lead screws and nuts, the lower guide posts are symmetrically arranged on two sides of the lead screws, the lower compression springs are arranged on the lower guide posts, and the lead screws are in transmission connection with the nuts.

6. The hydraulic tank breathing device as recited in claim 5, wherein a first end of the lead screw of the first drive assembly is supported by a bearing in the first lower boss, and a nut of the first drive assembly is fixedly disposed in the eighth lower boss, a first end of the lead screw of the second drive assembly is supported by a bearing in the third lower boss, a nut of the second drive assembly is fixedly disposed in the second lower boss, a first end of the lead screw of the third drive assembly is supported by a bearing in the fifth lower boss, a nut of the third drive assembly is fixedly disposed in the fourth lower boss, a first end of the lead screw of the fourth drive assembly is supported by a bearing in the seventh lower boss, and a nut of the fourth drive assembly is fixedly disposed in the sixth lower boss.

7. The hydraulic tank breathing device of claim 5 wherein the first end of the lower guide post of the first drive assembly is fixedly connected to the second lower boss, and the second end of the lower guide post in the first driving component is connected with the third lower boss in a sliding way, the first end of the lower guide post in the second driving assembly is fixedly connected with the fourth lower boss, and the second end of the lower guide post in the second driving assembly is connected with the fifth lower boss in a sliding way, the first end of the lower guide post in the third driving assembly is fixedly connected with the sixth lower boss, and the second end of the lower guide post in the third driving assembly is connected with the seventh lower boss in a sliding way, the first end of the lower guide post in the fourth driving component is fixedly connected with the eighth lower boss, and the second end of the lower guide post in the fourth driving component is in sliding connection with the first lower boss.

8. The hydraulic tank breathing device as recited in claim 5, wherein the second ends of the lower guide posts are each provided with a lower coupling nut, the first ends of the lower compression springs are fixedly connected to the first side surface of the lower coupling nut, and the second ends of the lower compression springs are fixedly connected to the first lower boss, the third lower boss, the fifth lower boss and the seventh lower boss, respectively.

9. The hydraulic tank breathing device of claim 5 wherein the first end of the lead screw is provided with a turning handle.

10. The hydraulic oil tank breathing device as claimed in claim 1, wherein the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece are provided with rotating buckles on the side surfaces.

Technical Field

The invention belongs to the technical field of hydraulic oil tank respirators, and particularly relates to a breathing device of a hydraulic oil tank.

Background

The transport of respirator removes the outfit that can not leave respiratory device, and to different use occasions and demands, needs respiratory device's size, specification all be different, and to different specification and size's respirator, adopt conventional respiratory device all to do specially to respiratory device with different sizes is the difficulty more heavily when the combination assembly, and the bulk not only occupies great place together, also is simultaneously a waste to the resource. It is therefore desirable to design a breathing apparatus that can be varied in size to enhance the applicability and operability of the breathing apparatus.

Disclosure of Invention

Aiming at the situation, the invention provides a breathing device of a hydraulic oil tank, which solves the problems of low applicability, poor universality and difficult carrying and moving of the breathing device used by the existing breathing device, and can complete the moving and lifting of the breathing devices with different specifications and models through an assembly structure.

The invention adopts the technical scheme that the breathing device of the hydraulic oil tank comprises a first connecting piece, a second connecting piece, a third connecting piece, a fourth connecting piece, an upper connecting plate, a lower connecting plate, a guide assembly and a driving assembly, wherein universal wheels are respectively arranged at the bottoms of the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece, a first upper boss and a second upper boss are respectively arranged at the first end and the second end of the first end surface of the first connecting piece, a first lower boss and a second lower boss are respectively arranged at the first end and the second end of the second end surface of the first connecting piece, a first slide way, a second slide way and a second slide way are respectively arranged on the first side surface, the second side surface, the third side surface and the fourth side surface of the first connecting piece, a third upper boss and a fourth upper boss are respectively arranged at the first end and the second end of the first end surface of the second connecting piece, the first end and the second end of the second end face of the second connecting piece are respectively provided with a third lower boss and a fourth lower boss, the first side face, the second side face, the third side face and the fourth side face of the second connecting piece are respectively provided with a third slide way, a fourth slide way and a fourth slide way, the first end and the second end of the first end face of the third connecting piece are respectively provided with a fifth upper boss and a sixth upper boss, the first end and the second end of the second end face of the third connecting piece are respectively provided with a fifth lower boss and a sixth lower boss, the first side face, the second side face, the third side face and the fourth side face of the third connecting piece are respectively provided with a fifth slide way, a sixth slide way and a sixth slide way, the first end and the second end of the first end face of the fourth connecting piece are respectively provided with a seventh upper boss and an eighth upper boss, the first end and the second end of the second end face of the fourth connecting piece are respectively provided with a seventh lower boss, the first side surface, the second side surface, the third side surface and the fourth side surface of the fourth connecting piece are respectively provided with a seventh slideway, a seventh sliding rail, an eighth slideway and an eighth sliding rail; the upper connecting plate comprises a first upper connecting plate, a second upper connecting plate, a third upper connecting plate and a fourth upper connecting plate, the side surfaces of the first upper connecting plate, the second upper connecting plate, the third upper connecting plate and the fourth upper connecting plate are respectively provided with an upper slide way and an upper slide way, the first upper connecting plate is arranged between the first connecting piece and the second connecting piece, the upper slide way and the upper slide way of the first upper connecting plate are respectively arranged in the first slide way of the first connecting piece and the third slide way of the second connecting piece in a sliding manner, the second upper connecting plate is arranged between the second connecting piece and the third connecting piece, the upper slide way and the upper slide way of the second upper connecting plate are respectively arranged in the third slide way of the second connecting piece and the fifth slide way of the third connecting piece in a sliding manner, the third upper connecting plate is arranged between the third connecting piece and the fourth connecting piece, the upper slideway and the upper slideway of the third upper connecting plate are respectively arranged in the fifth slideway of the third connecting piece and the seventh slideway of the fourth connecting piece in a sliding manner, the fourth upper connecting plate is arranged between the fourth connecting piece and the first connecting piece, and the upper slideway of the fourth upper connecting plate are respectively arranged in the seventh slideway of the fourth connecting piece and the first slideway of the first connecting piece in a sliding manner; the lower connecting plate comprises a first lower connecting plate, a second lower connecting plate, a third lower connecting plate and a fourth lower connecting plate, the side surfaces of the first lower connecting plate, the second lower connecting plate, the third lower connecting plate and the fourth lower connecting plate are respectively provided with a left slide rail and a right slide rail, the first lower connecting plate is arranged between the first connecting piece and the second connecting piece, the left slide rail and the right slide rail of the first lower connecting plate are respectively arranged in the second slide rail of the first connecting piece and the fourth slide rail of the second connecting piece in a sliding manner, the second lower connecting plate is arranged between the second connecting piece and the third connecting piece, the left slide rail and the right slide rail of the second lower connecting plate are respectively arranged in the fourth slide rail of the second connecting piece and the sixth slide rail of the third connecting piece in a sliding manner, and the third lower connecting plate is arranged between the third connecting piece and the fourth connecting piece, the left slide rail and the right slide rail of the third lower connecting plate are respectively arranged in a sixth slide rail of the third connecting piece and an eighth slide rail of the fourth connecting piece in a sliding manner, the fourth lower connecting plate is arranged between the fourth connecting piece and the first connecting piece, and the left slide rail and the right slide rail of the fourth lower connecting plate are respectively arranged in an eighth slide rail of the fourth connecting piece and a second slide rail of the first connecting piece in a sliding manner; the guide assembly comprises a first guide assembly, a second guide assembly, a third guide assembly and a fourth guide assembly, and the first guide component, the second guide component, the third guide component and the fourth guide component are respectively arranged between the first connecting piece and the second connecting piece, between the second connecting piece and the third connecting piece, between the third connecting piece and the fourth connecting piece and between the fourth connecting piece and the first connecting piece in a sliding way, the driving assembly comprises a first driving assembly, a second driving assembly, a third driving assembly and a fourth driving assembly, and the first driving assembly, the second driving assembly, the third driving assembly and the fourth driving assembly are respectively arranged between the first connecting piece and the second connecting piece, between the second connecting piece and the third connecting piece, between the third connecting piece and the fourth connecting piece and between the fourth connecting piece and the first connecting piece.

Further, first direction subassembly, second direction subassembly, third direction subassembly and fourth direction subassembly all include guide post and last compression spring, just go up compression spring and locate on the guide post.

Preferably, the first end of the upper guide column in the first guide assembly is fixedly connected with the second upper boss, the second end of the upper guide column in the first guide assembly is slidably connected with the third upper boss, the first end of the upper guide column in the second guide assembly is fixedly connected with the fourth upper boss, the second end of the upper guide column in the second guide assembly is slidably connected with the fifth upper boss, the first end of the upper guide column in the third guide assembly is fixedly connected with the sixth upper boss, the second end of the upper guide column in the third guide assembly is slidably connected with the seventh upper boss, the first end of the upper guide column in the fourth guide assembly is fixedly connected with the eighth upper boss, and the second end of the upper guide column in the fourth guide assembly is slidably connected with the first upper boss.

Preferably, the second end of the upper guide post is provided with an upper connecting nut, the first end of the upper compression spring is fixedly connected with the first side face of the upper connecting nut, and the second end of the upper compression spring is fixedly connected with the first upper boss, the third upper boss, the fifth upper boss and the seventh upper boss respectively.

Furthermore, the first driving assembly, the second driving assembly, the third driving assembly and the fourth driving assembly respectively comprise lower guide posts, lower compression springs, lead screws and nuts, the lower guide posts are symmetrically arranged on two sides of each lead screw, the lower compression springs are arranged on the lower guide posts, and the lead screws are in transmission connection with the nuts.

Preferably, a first end of a lead screw in the first driving assembly is supported in the first lower boss through a bearing, a nut in the first driving assembly is fixedly arranged in the eighth lower boss, a first end of a lead screw in the second driving assembly is supported in the third lower boss through a bearing, a nut in the second driving assembly is fixedly arranged in the second lower boss, a first end of a lead screw in the third driving assembly is supported in the fifth lower boss through a bearing, a nut in the third driving assembly is fixedly arranged in the fourth lower boss, a first end of a lead screw in the fourth driving assembly is supported in the seventh lower boss through a bearing, and a nut in the fourth driving assembly is fixedly arranged in the sixth lower boss.

Preferably, the first end of the lower guide post in the first driving assembly is fixedly connected to the second lower boss, the second end of the lower guide post in the first driving assembly is slidably connected to the third lower boss, the first end of the lower guide post in the second driving assembly is fixedly connected to the fourth lower boss, the second end of the lower guide post in the second driving assembly is slidably connected to the fifth lower boss, the first end of the lower guide post in the third driving assembly is fixedly connected to the sixth lower boss, the second end of the lower guide post in the third driving assembly is slidably connected to the seventh lower boss, the first end of the lower guide post in the fourth driving assembly is fixedly connected to the eighth lower boss, and the second end of the lower guide post in the fourth driving assembly is slidably connected to the first lower boss.

Preferably, the second end of the lower guide post is provided with a lower connecting nut, the first end of the lower compression spring is fixedly connected with the first side face of the lower connecting nut, and the second end of the lower compression spring is fixedly connected with the first lower boss, the third lower boss, the fifth lower boss and the seventh lower boss respectively.

Preferably, the first end of the lead screw is provided with a rotating handle.

Preferably, the side surfaces of the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece are all provided with rotating buckles.

The invention has the characteristics and beneficial effects that:

1. according to the hydraulic oil tank breathing device provided by the invention, the upper connecting plate and the lower connecting plate with different sizes can be arranged among the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece, so that breathing devices with different sizes and specifications can be formed, and the applicability of the breathing device can be improved.

2. According to the breathing device of the hydraulic oil tank, the universal wheels are arranged at the bottoms of the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece, so that the breathing device is beneficial to movement and use of the breathing device.

3. According to the hydraulic oil tank breathing device provided by the invention, the upper guide post in the guide assembly and the lower guide post in the driving assembly can play a role in guiding, so that the specification of the breathing device can be changed conveniently, and the phenomenon of blockage in the moving process is avoided.

4. According to the breathing device of the hydraulic oil tank, the upper connecting plate and the lower connecting plate are not arranged among the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece, so that a frame structure is formed, and the breathing device can be used for consigning respirators with low sealing requirements.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the breathing device of the hydraulic oil tank of the invention;

FIG. 2 is a schematic top view of the breather device of the hydraulic tank of the present invention;

FIG. 3 is a schematic view of a first connector structure of the breathing apparatus of the hydraulic oil tank of the present invention;

FIG. 4 is a schematic view of a second connector of the breathing apparatus of the hydraulic tank of the present invention;

FIG. 5 is a schematic view of a third connecting member of the breathing apparatus of the hydraulic oil tank of the present invention;

FIG. 6 is a schematic view of a fourth connecting member of the breathing apparatus of the hydraulic oil tank of the present invention;

FIG. 7 is a schematic structural diagram of an upper connecting plate of the breathing device of the hydraulic oil tank;

FIG. 8 is a schematic view of the structure of a lower connecting plate of the breathing device of the hydraulic oil tank of the invention;

fig. 9 is a schematic structural view of the present invention without the upper connection plate and the lower connection plate being installed.

The main reference numbers:

a first connecting member 1; a first upper boss 11; a second upper boss 12; a first lower boss 13; a second lower boss 14; a first slideway 15; a first slide rail 16; a second slideway 17; a second slide rail 18; the rotating buckle 19; a second connecting member 2; a third upper boss 21; a fourth upper boss 22; a third lower boss 23; a fourth lower boss 24; a third slideway 25; a third slide rail 26; a fourth slideway 27; a fourth slide rail 28; a third connecting member 3; a fifth upper boss 31; a sixth upper boss 32; a fifth lower boss 33; a sixth lower boss 34; a fifth slideway 35; a fifth slide rail 36; a sixth slideway 37; a sixth slide rail 38; a fourth connecting member 4; a seventh upper boss 41; an eighth upper boss 42; a seventh lower boss 43; an eighth lower boss 44; a seventh slideway 45; a seventh slide rail 46; an eighth slideway 47; an eighth slide rail 48; an upper connecting plate 5; a first upper connecting plate 51; an upper chute 511; an upper slide rail 512; a second upper connecting plate 52; the third upper connecting plate 53; a fourth upper connecting plate 54; a lower connecting plate 6; a first lower connecting plate 61; a left slideway 611; a right slide rail 612; a second lower connecting plate 62; a third lower connecting plate 63; a fourth lower connecting plate 64; a guide assembly 7; a first guide member 71; an upper guide post 711; an upper compression spring 712; an upper coupling nut 713; a second guide assembly 72; a third guide assembly 73; a fourth guide assembly 74; a drive assembly 8; a first drive assembly 81; lower guide posts 811; a lower compression spring 812; a lead screw 813; a nut 814; a lower coupling nut 815; a turning handle 816; a second drive assembly 82; a third drive assembly 83; a fourth drive assembly 84; and a universal wheel 9.

Detailed Description

The technical contents, structural features, attained objects and effects of the present invention are explained in detail below with reference to the accompanying drawings.

The invention provides a breathing device of a hydraulic oil tank, which comprises a first connecting piece 1, a second connecting piece 2, a third connecting piece 3, a fourth connecting piece 4, an upper connecting plate 5, a lower connecting plate 6, a guide assembly 7 and a driving assembly 8, wherein universal wheels 9 are arranged at the bottoms of the first connecting piece 1, the second connecting piece 2, the third connecting piece 3 and the fourth connecting piece 4 and are used for facilitating the movement of the breathing device, as shown in figures 1 and 2.

As shown in fig. 3, a first end and a second end of a first end surface of the first connecting member 1 are respectively provided with a first upper boss 11 and a second upper boss 12, a first end and a second end of a second end surface of the first connecting member 1 are respectively provided with a first lower boss 13 and a second lower boss 14, and a first side surface, a second side surface, a third side surface and a fourth side surface of the first connecting member 1 are respectively provided with a first slideway 15, a first slide rail 16, a second slideway 17 and a second slide rail 18.

As shown in fig. 4, a third upper boss 21 and a fourth upper boss 22 are respectively disposed at a first end and a second end of the first end surface of the second connector 2, a third lower boss 23 and a fourth lower boss 24 are respectively disposed at a first end and a second end of the second end surface of the second connector 2, and a third slideway 25, a third sliding rail 26, a fourth slideway 27 and a fourth sliding rail 28 are respectively disposed on a first side surface, a second side surface, a third side surface and a fourth side surface of the second connector 2.

As shown in fig. 5, the first end and the second end of the first end surface of the third connecting member 3 are respectively provided with a fifth upper boss 31 and a sixth upper boss 32, the first end and the second end of the second end surface of the third connecting member 3 are respectively provided with a fifth lower boss 33 and a sixth lower boss 34, and the first side surface, the second side surface, the third side surface and the fourth side surface of the third connecting member 3 are respectively provided with a fifth slideway 35, a fifth slide rail 36, a sixth slideway 37 and a sixth slide rail 38.

As shown in fig. 6, the first end and the second end of the first end surface of the fourth connecting member 4 are respectively provided with a seventh upper boss 41 and an eighth upper boss 42, the first end and the second end of the second end surface of the fourth connecting member 4 are respectively provided with a seventh lower boss 43 and an eighth lower boss 44, and the first side surface, the second side surface, the third side surface and the fourth side surface of the fourth connecting member 4 are respectively provided with a seventh slideway 45, a seventh sliding rail 46, an eighth slideway 47 and an eighth sliding rail 48.

Specifically, the side surfaces of the first connecting piece 1, the second connecting piece 2, the third connecting piece 3 and the fourth connecting piece 4 are all provided with a rotary buckle 19.

As shown in fig. 1 and 7, the upper connecting plate 5 includes a first upper connecting plate 51, a second upper connecting plate 52, a third upper connecting plate 53 and a fourth upper connecting plate 54, and the sides of the first upper connecting plate 51, the second upper connecting plate 52, the third upper connecting plate 53 and the fourth upper connecting plate 54 are all provided with an upper slide 511 and an upper slide 512, the first upper connecting plate 51 is disposed between the first connecting member 1 and the second connecting member 2, and the upper slide 511 and the upper slide 512 of the first upper connecting plate 5 are slidably disposed in the first slide rail 16 of the first connecting member 1 and the third slide rail 25 of the second connecting member 2, respectively, the second upper connecting plate 52 is disposed between the second connecting member 2 and the third connecting member 3, and the upper slide 511 and the upper slide 512 of the second upper connecting plate 52 are slidably disposed in the third slide rail 26 of the second connecting member 2 and the fifth slide rail 35 of the third connecting member 3, respectively, the third upper connecting plate 53 is disposed between the third connecting member 3 and the fourth connecting member 4, the upper slide track 511 and the upper slide track 512 of the third upper connecting plate 53 are respectively slidably disposed in the fifth slide track 36 of the third connecting member 3 and the seventh slide track 45 of the fourth connecting member 4, the fourth upper connecting plate 54 is disposed between the fourth connecting member 4 and the first connecting member 1, and the upper slide track 511 and the upper slide track 512 of the fourth upper connecting plate 54 are respectively slidably disposed in the seventh slide track 46 of the fourth connecting member 4 and the first slide track 15 of the first connecting member 1.

As shown in fig. 1 and 8, the lower connecting plate 6 includes a first lower connecting plate 61, a second lower connecting plate 62, a third lower connecting plate 63 and a fourth lower connecting plate 64, and the lateral surfaces of the first lower connecting plate 61, the second lower connecting plate 62, the third lower connecting plate 63 and the fourth lower connecting plate 64 are all provided with a left slide rail 611 and a right slide rail 612, the first lower connecting plate 61 is disposed between the first connecting member 1 and the second connecting member 2, and the left slide rail 611 and the right slide rail 612 of the first lower connecting plate 61 are respectively slidably disposed in the second slide rail 17 of the first connecting member 1 and the fourth slide rail 28 of the second connecting member 2, the second lower connecting plate 62 is disposed between the second connecting member 2 and the third connecting member 3, and the left slide rail 611 and the right slide rail 612 of the second lower connecting plate 62 are respectively slidably disposed in the fourth slide rail 27 of the second connecting member 62 and the sixth slide rail 38 of the third connecting member 3, the third lower connecting plate 63 is disposed between the third connecting member 3 and the fourth, the left slide rail 611 and the right slide rail 612 of the third lower connecting plate 63 are respectively slidably disposed in the sixth slide rail 37 of the third connecting member 3 and the eighth slide rail 48 of the fourth connecting member 4, the fourth lower connecting plate 64 is disposed between the fourth connecting member 4 and the first connecting member 1, and the left slide rail 611 and the right slide rail 612 of the fourth lower connecting plate 64 are respectively slidably disposed in the eighth slide rail 47 of the fourth connecting member 4 and the second slide rail 18 of the first connecting member 1.

As shown in fig. 1 and 9, the guide assembly 7 includes a first guide assembly 71, a second guide assembly 72, a third guide assembly 73 and a fourth guide assembly 74, and the first guide assembly 71, the second guide assembly 72, the third guide assembly 73 and the fourth guide assembly 74 are slidably disposed between the first connecting member 1 and the second connecting member 2, between the second connecting member 2 and the third connecting member 3, between the third connecting member 3 and the fourth connecting member 4 and between the fourth connecting member 4 and the first connecting member 1, respectively.

Specifically, each of the first guide assembly 71, the second guide assembly 72, the third guide assembly 73 and the fourth guide assembly 74 includes an upper guide post 711 and an upper compression spring 712, and the upper compression spring 712 is disposed on the upper guide post 711. The first end of the upper guide column 711 in the first guide assembly 71 is fixedly connected to the second upper boss 12, the second end of the upper guide column 711 in the first guide assembly 71 is slidably connected to the third upper boss 21, the first end of the upper guide column 711 in the second guide assembly 72 is fixedly connected to the fourth upper boss 22, the second end of the upper guide column 711 in the second guide assembly 72 is slidably connected to the fifth upper boss 31, the first end of the upper guide column 711 in the third guide assembly 73 is fixedly connected to the sixth upper boss 32, the second end of the upper guide column 711 in the third guide assembly 73 is slidably connected to the seventh upper boss 41, the first end of the upper guide column 711 in the fourth guide assembly 74 is fixedly connected to the eighth upper boss 42, and the second end of the upper guide column 711 in the fourth guide assembly 74 is slidably connected to the first upper boss 11.

The second ends of the upper guide posts 711 are provided with upper connection nuts 713, the first ends of the upper compression springs 712 are fixedly connected with the first side surfaces of the upper connection nuts 713, and the second ends of the upper compression springs 712 are fixedly connected with the first upper bosses 11, the third upper bosses 21, the fifth upper bosses 31 and the seventh upper bosses 41, respectively.

As shown in fig. 1 and 9, the driving assembly 8 includes a first driving assembly 81, a second driving assembly 82, a third driving assembly 83 and a fourth driving assembly 84, and the first driving assembly 81, the second driving assembly 82, the third driving assembly 83 and the fourth driving assembly 84 are respectively disposed between the first connecting member 1 and the second connecting member 2, between the second connecting member 2 and the third connecting member 3, between the third connecting member 3 and the fourth connecting member 4 and between the fourth connecting member 4 and the first connecting member 1.

Specifically, the first driving assembly 81, the second driving assembly 82, the third driving assembly 83 and the fourth driving assembly 84 each include a lower guide column 811, a lower compression spring 812, a lead screw 813 and a nut 814, the lower guide columns 811 are symmetrically disposed on two sides of the lead screw 813, the lower compression springs 812 are disposed on the lower guide columns 811, the lead screw 813 is in transmission connection with the nut 814, and a rotating handle 816 is disposed at a first end of the lead screw 813.

The first end of the screw 813 in the first driving assembly 81 is supported in the first lower boss 13 through a bearing, the nut 814 in the first driving assembly 81 is fixedly disposed in the eighth lower boss 44, the first end of the screw 813 in the second driving assembly 82 is supported in the third lower boss 23 through a bearing, the nut 814 in the second driving assembly 82 is fixedly disposed in the second lower boss 14, the first end of the screw 813 in the third driving assembly 83 is supported in the fifth lower boss 33 through a bearing, the nut 814 in the third driving assembly 83 is fixedly disposed in the fourth lower boss 24, the first end of the screw 813 in the fourth driving assembly 84 is supported in the seventh lower boss 43 through a bearing, and the nut 814 in the fourth driving assembly 84 is fixedly disposed in the sixth lower boss 34.

The first end of the lower guiding column 811 in the first driving assembly 81 is fixedly connected with the second lower boss 14, the second end of the lower guiding column 811 in the first driving assembly 81 is slidably connected with the third lower boss 23, the first end of the lower guiding column 811 in the second driving assembly 82 is fixedly connected with the fourth lower boss 24, the second end of the lower guiding column 811 in the second driving assembly 82 is slidably connected with the fifth lower boss 33, the first end of the lower guiding column 811 in the third driving assembly 83 is fixedly connected with the sixth lower boss 34, the second end of the lower guiding column 811 in the third driving assembly 83 is slidably connected with the seventh lower boss 43, the first end of the lower guiding column 811 in the fourth driving assembly 84 is fixedly connected with the eighth lower boss 44, and the second end of the lower guiding column 811 in the fourth driving assembly 84 is slidably connected with the first lower boss 13.

Specifically, the second ends of the lower guide posts 811 are provided with lower coupling nuts 815, the first ends of the lower compression springs 812 are fixedly connected to the first side surfaces of the lower coupling nuts 815, and the second ends of the lower compression springs 812 are fixedly connected to the first lower bosses 13, the third lower bosses 23, the fifth lower bosses 33, and the seventh lower bosses 43, respectively.

The method comprises the following specific operation steps:

as shown in fig. 1 and 9, in a specific operation of the breathing apparatus of the hydraulic oil tank, the size of the respirator to be installed is firstly measured, and then the respirator apparatus is adjusted.

The lead screws 813 of the second driving assembly 82 and the fourth driving assembly 84 are driven to rotate by rotating the handle 816, so that the third connecting piece 3 and the fourth connecting piece 4 move relative to the first connecting piece 1 and the second connecting piece 2 or the first connecting piece 1 and the second connecting piece 2 move relative to the third connecting piece 3 and the fourth connecting piece 4, at this time, the upper guide posts 711 in the second guide assembly 72 and the fourth guide assembly 74 and the lower guide posts 811 in the second driving assembly 82 and the fourth driving assembly 84 respectively move linearly along the fifth upper boss 31, the first upper boss 11, the fifth lower boss 33 and the first lower boss 13, the upper guide posts 711 and the lower guide posts 811 are arranged for guiding the movement of the connecting pieces, and when the connecting pieces are moved to a proper position, the rotating handle 816 is stopped from rotating.

Next, the lead screws 813 of the first driving assembly 81 and the third driving assembly 83 are driven to rotate by rotating the handle 816, so that the second connecting piece 2 and the third connecting piece 3 move relative to the first connecting piece 1 and the fourth connecting piece 4 or the first connecting piece 1 and the fourth connecting piece 4 move relative to the second connecting piece 2 and the third connecting piece 3, at this time, the upper guide posts 711 in the first guide assembly 71 and the third guide assembly 73 and the lower guide posts 811 in the first driving assembly 81 and the third driving assembly 83 respectively move linearly along the third upper boss 21, the seventh upper boss 41, the third lower boss 23 and the seventh lower boss 43, the upper guide posts 711 and the lower guide posts 811 are arranged to guide the movement of the connecting pieces, and when the connecting pieces are moved to a proper position, the rotating handle 816 is stopped to rotate.

If the respirator needs to maintain a sealed space, the first lower connecting plate 61 is slidably arranged in the second slide way 17 of the first connecting piece 1 and the 2 fourth slide way 28 of the second connecting piece, the second lower connecting plate 62 is slidably arranged in the fourth slide way 27 of the second connecting piece 62 and the sixth slide way 38 of the third connecting piece 3, the third lower connecting plate 63 is slidably arranged in the sixth slide way 37 of the third connecting piece 3 and the eighth slide way 48 of the fourth connecting piece 4, the fourth lower connecting plate 64 is slidably arranged in the eighth slide way 47 of the fourth connecting piece 4 and the second slide way 18 of the first connecting piece 1, and the first lower connecting plate 61, the second lower connecting plate 62, the third lower connecting plate 63 and the fourth lower connecting plate 64 are fixed relative to the connecting pieces by rotating the rotating buckle 19. Meanwhile, the first upper connecting plate 5 is slidably arranged in the first slide rail 16 of the first connecting piece 1 and the third slide rail 25 of the second connecting piece 2, the second upper connecting plate 52 is slidably arranged in the third slide rail 26 of the second connecting piece 2 and the fifth slide rail 35 of the third connecting piece 3, the third upper connecting plate 53 is slidably arranged in the fifth slide rail 36 of the third connecting piece 3 and the seventh slide rail 45 of the fourth connecting piece 4, and the fourth upper connecting plate 54 is slidably arranged in the seventh slide rail 46 of the fourth connecting piece 4 and the first slide rail 15 of the first connecting piece 1, so that the assembly of the whole breathing device can be completed. After the breathing device is assembled, the breathing apparatus is placed in the breathing device, and the breathing apparatus can be moved and lifted in different specifications and models.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope defined by the claims of the present invention.