阅读说明：本技术 一种尘液两用泵 (Dust and liquid dual-purpose pump ) 是由 何自姐 于 2020-12-05 设计创作，主要内容包括：本发明涉及一种尘液两用泵,包括泵体,所述泵体包括有驱动电机、支撑架、水平联动组件、竖直联动组件、抽吸杆、第一换压部以及第二换压部；首先驱动电机带动水平滚筒转动,而在导向斜块的作用下,两个抽吸杆在转动过程中不断地伸出滑槽和缩回滑槽,水平杆体的运动轨迹是围绕转轴转动以及在转轴方向上往复运动,而竖直杆体的运动轨迹是,在竖直滚筒的转轴上转动以及在竖直方向上往复运动,而运动规律为,每次经过第一换压槽都是扩大空间,产生负压,每次经过第二换压槽都是减小空间,产生正压,所以起到的泵送的效果,而关键在于对于液体和气体通过两个方向的运动方式配置,需要清洁的腔的大小就仅取决与换压槽的大小,更加方便清洁。(The invention relates to a dust-liquid dual-purpose pump which comprises a pump body, wherein the pump body comprises a driving motor, a support frame, a horizontal linkage assembly, a vertical linkage assembly, a suction rod, a first pressure changing part and a second pressure changing part; firstly, the driving motor drives the horizontal roller to rotate, and under the action of the guide oblique block, the two suction rods continuously extend out of the sliding groove and retract into the sliding groove in the rotating process, the motion track of the horizontal rod body rotates around the rotating shaft and reciprocates in the rotating shaft direction, the motion track of the vertical rod body rotates on the rotating shaft of the vertical roller and reciprocates in the vertical direction, the motion law is that the space is enlarged when the horizontal rod body passes through the first pressure changing groove every time, negative pressure is generated, the space is reduced when the vertical rod body passes through the second pressure changing groove every time, positive pressure is generated, and therefore the pumping effect is achieved.)

1. The utility model provides a dual-purpose pump of dirt liquid, includes the pump body, its characterized in that: the pump body comprises a driving motor, a support frame, a horizontal linkage assembly, a vertical linkage assembly, a suction rod, a first pressure changing part and a second pressure changing part;

the driving motor is fixed with the pump body;

the horizontal linkage assembly comprises a first rotating cylinder, a horizontal supporting bearing and a guide oblique block, a rotating shaft of the driving motor is fixed on the supporting frame through the horizontal supporting bearing, the guide oblique block is fixed on the first supporting bearing, a first abdicating hole is formed in the guide oblique block, the rotating shaft of the driving motor is fixedly connected with the first rotating cylinder through the first abdicating hole, and a first horizontal sliding groove and a second horizontal sliding groove are formed in the first rotating cylinder;

the vertical linkage assembly comprises a second rotating cylinder and a vertical supporting bearing, the vertical supporting bearing is connected with the supporting frame through the vertical supporting bearing, and the second rotating cylinder is provided with a first vertical sliding groove and a second vertical sliding groove;

the two suction rods are respectively a first suction rod and a second suction rod, the first suction rod comprises a first horizontal rod body and a first vertical rod body, the second suction rod comprises a second horizontal rod body and a second vertical rod body, the first horizontal rod body is in sliding connection with a first horizontal sliding groove, the second horizontal sliding groove is in sliding connection with a second horizontal rod body, a first reset piece is arranged on the first horizontal rod body, a second reset piece is arranged on the second horizontal rod body, the first reset piece is used for providing a first reset force for the first horizontal rod body to move towards the guide inclined block, and the second reset piece is used for providing a second reset force for the second horizontal rod body to move towards the guide inclined block;

the first vertical rod body is connected with the first vertical sliding groove in a sliding mode, and the second vertical rod body is connected with the second vertical sliding groove in a sliding mode;

the first pressure changing part comprises a first pressure changing groove formed in the support frame, the second pressure changing part comprises a second pressure changing groove formed in the support frame, and a first pressure changing opening is formed in the first pressure changing groove; the second pressure changing groove is provided with a second pressure changing port;

when the driving motor rotates along a first direction, one suction rod and the first pressure changing groove form an air inlet space with gradually increased volume, and the other suction rod and the second pressure changing groove form an air outlet space with gradually decreased volume; when the driving motor rotates along the second direction, one suction rod and the first pressure changing groove form a liquid outlet space with gradually reduced volume, and the other suction rod and the second pressure changing groove form a liquid inlet space with gradually increased volume.

2. The dual-purpose pump for dust and liquid as claimed in claim 1, wherein: the support bracket still includes first linkage portion, first linkage portion is including forming in the dust removal mouth, the brush dish that removes dust and the dust shrouding of first pressure-changing groove, the brush dish that removes dust includes a plurality of brush rings, seal the brush ring set up in remove dust mouthful with between the dust removal shrouding, arbitrary seal when sealing the brush ring and the cooperation of dust removal shrouding the dust removal mouth works as driving motor when rotating along the first direction, drives the brush dish that removes dust rotates and seals the brush ring with the switch and dust removal shrouding complex.

3. The dual-purpose pump for dust and liquid as claimed in claim 2, wherein: the first linkage part comprises a first ratchet wheel and a first pawl, the first ratchet wheel is arranged on the support frame, the first pawl is arranged on the second rotating cylinder, when the driving motor rotates along a first direction, the first ratchet wheel is driven to rotate, and a rotating shaft of the first ratchet wheel is connected with the dust removal brush disc to drive the dust removal brush disc to rotate.

4. A dual-purpose pump for dust and liquid as claimed in claim 3, wherein: each sealing brush ring is provided with flexible brush hairs.

5. The dual-purpose pump for dust and liquid as claimed in claim 1, wherein: the support bracket further comprises a second linkage part, the second linkage part comprises a cam, the inner wall of the second pressure changing groove is provided with metal with deformability, and when the driving motor rotates along the second direction, the cam is driven to extrude the inner wall of the second pressure changing groove so as to change the shape of the second pressure changing groove.

6. The dual-purpose pump for dust and liquid as claimed in claim 1, wherein: the second linkage part comprises a second ratchet wheel and a second pawl, the second ratchet wheel is arranged on the support frame, the second pawl is arranged on the second rotating cylinder, the second ratchet wheel is driven to rotate when the driving motor rotates along the second direction, and a rotating shaft of the second ratchet wheel is connected with the cam to drive the cam to rotate.

7. The dual-purpose pump for dust and liquid as claimed in claim 1, wherein: the first vertical rod body is connected with the first vertical sliding groove in a sliding mode through a first suction sleeve shaft, and the second vertical rod body is connected with the second vertical sliding groove in a sliding mode through a second suction sleeve shaft.

8. The dual-purpose pump for dust and liquid as claimed in claim 7, wherein: the first vertical rod body is in threaded connection with the first vertical sleeve shaft, and the second vertical rod body is in threaded connection with the second vertical sleeve shaft.

9. The dual-purpose pump for dust and liquid as claimed in claim 1, wherein: the first reset piece and the second reset piece are both arranged to be springs.

10. The dual-purpose pump for dust and liquid as claimed in claim 1, wherein: the first pressure changing groove and the second pressure changing groove are the same in shape.

Technical Field

The invention relates to a pump, in particular to a dust and liquid dual-purpose pump.

Background

A pump is a machine that delivers or pressurizes a fluid. It transfers the mechanical energy of the prime mover or other external energy to the liquid, causing the liquid energy to increase. The pump is mainly used for conveying liquid such as water, oil, acid-base liquid, emulsion, suspension emulsion and liquid metal, and can also be used for conveying liquid, gas mixture and liquid containing suspended solid. Pumps can be generally classified by their operating principle into three types, positive displacement pumps, dynamic pumps and other types of pumps. In addition to classification by theory of operation, classification and naming may be by other methods. For example, the driving method may be classified into an electric pump, a turbine pump, and the like; can be divided into a single-stage pump and a multi-stage pump according to the structure; can be divided into a boiler feed pump, a metering pump and the like according to the application; the liquid can be divided into a water pump, an oil pump, a slurry pump and the like according to the property of the transported liquid. According to the structure with or without shaft, the linear pump and the traditional pump can be divided. The water pump can only convey material flow taking fluid as a medium, and can not convey solids. If present current pump body should switch the application scene very inconvenient, because gas and liquid use the scene demand different, gas can produce and float and particulate matter, and liquid then can be stained with the inner wall of attaching at the pressure changing chamber, so if will realize dual-purpose, need in time clean, and because the pressure changing chamber is general the great structure of volume complicated and inside be provided with the impeller, so clean very inconvenient, so the clean pump body of different material transmission generally need be changed, and is very troublesome.

Disclosure of Invention

In view of the above, the present invention provides a pump for both dust and liquid.

In order to solve the technical problems, the technical scheme of the invention is as follows: a dust-liquid dual-purpose pump comprises a pump body, wherein the pump body comprises a driving motor, a support frame, a horizontal linkage assembly, a vertical linkage assembly, a suction rod, a first pressure changing part and a second pressure changing part;

the driving motor is fixed with the pump body;

the horizontal linkage assembly comprises a first rotating cylinder, a horizontal supporting bearing and a guide oblique block, a rotating shaft of the driving motor is fixed on the supporting frame through the horizontal supporting bearing, the guide oblique block is fixed on the first supporting bearing, a first abdicating hole is formed in the guide oblique block, the rotating shaft of the driving motor is fixedly connected with the first rotating cylinder through the first abdicating hole, and a first horizontal sliding groove and a second horizontal sliding groove are formed in the first rotating cylinder;

the vertical linkage assembly comprises a second rotating cylinder and a vertical supporting bearing, the vertical supporting bearing is connected with the supporting frame through the vertical supporting bearing, and the second rotating cylinder is provided with a first vertical sliding groove and a second vertical sliding groove;

the two suction rods are respectively a first suction rod and a second suction rod, the first suction rod comprises a first horizontal rod body and a first vertical rod body, the second suction rod comprises a second horizontal rod body and a second vertical rod body, the first horizontal rod body is in sliding connection with a first horizontal sliding groove, the second horizontal sliding groove is in sliding connection with a second horizontal rod body, a first reset piece is arranged on the first horizontal rod body, a second reset piece is arranged on the second horizontal rod body, the first reset piece is used for providing a first reset force for the first horizontal rod body to move towards the guide inclined block, and the second reset piece is used for providing a second reset force for the second horizontal rod body to move towards the guide inclined block;

the first vertical rod body is connected with the first vertical sliding groove in a sliding mode, and the second vertical rod body is connected with the second vertical sliding groove in a sliding mode;

the first pressure changing part comprises a first pressure changing groove formed in the support frame, the second pressure changing part comprises a second pressure changing groove formed in the support frame, and a first pressure changing opening is formed in the first pressure changing groove; the second pressure changing groove is provided with a second pressure changing port;

when the driving motor rotates along a first direction, one suction rod and the first pressure changing groove form an air inlet space with gradually increased volume, and the other suction rod and the second pressure changing groove form an air outlet space with gradually decreased volume; when the driving motor rotates along the second direction, one suction rod and the first pressure changing groove form a liquid outlet space with gradually reduced volume, and the other suction rod and the second pressure changing groove form a liquid inlet space with gradually increased volume.

Further: the support bracket still includes first linkage portion, first linkage portion is including forming in the dust removal mouth, the brush dish that removes dust and the dust shrouding of first pressure-changing groove, the brush dish that removes dust includes a plurality of brush rings, seal the brush ring set up in remove dust mouthful with between the dust removal shrouding, arbitrary seal when sealing the brush ring and the cooperation of dust removal shrouding the dust removal mouth works as driving motor when rotating along the first direction, drives the brush dish that removes dust rotates and seals the brush ring with the switch and dust removal shrouding complex.

Further: the first linkage part comprises a first ratchet wheel and a first pawl, the first ratchet wheel is arranged on the support frame, the first pawl is arranged on the second rotating cylinder, when the driving motor rotates along a first direction, the first ratchet wheel is driven to rotate, and a rotating shaft of the first ratchet wheel is connected with the dust removal brush disc to drive the dust removal brush disc to rotate.

Further: each sealing brush ring is provided with flexible brush hairs.

Further: the support bracket further comprises a second linkage part, the second linkage part comprises a cam, the inner wall of the second pressure changing groove is provided with metal with deformability, and when the driving motor rotates along the second direction, the cam is driven to extrude the inner wall of the second pressure changing groove so as to change the shape of the second pressure changing groove.

Further: the second linkage part comprises a second ratchet wheel and a second pawl, the second ratchet wheel is arranged on the support frame, the second pawl is arranged on the second rotating cylinder, the second ratchet wheel is driven to rotate when the driving motor rotates along the second direction, and a rotating shaft of the second ratchet wheel is connected with the cam to drive the cam to rotate.

Further: the first vertical rod body is connected with the first vertical sliding groove in a sliding mode through a first suction sleeve shaft, and the second vertical rod body is connected with the second vertical sliding groove in a sliding mode through a second suction sleeve shaft.

Further: the first vertical rod body is in threaded connection with the first vertical sleeve shaft, and the second vertical rod body is in threaded connection with the second vertical sleeve shaft.

Further: the first reset piece and the second reset piece are both arranged to be springs.

Further: the first pressure changing groove and the second pressure changing groove are the same in shape.

The technical effects of the invention are mainly reflected in the following aspects: through setting up like this, at first driving motor drives horizontal cylinder and rotates, and under the effect of direction sloping block, two suction poles are at the continuous spout and the withdrawal spout of stretching out of rotation in-process, the motion trail of the horizontal pole body is around the pivot rotation and reciprocating motion in the pivot direction, and the motion trail of the vertical pole body is, rotate in the pivot of vertical cylinder and reciprocating motion in the vertical direction, and the law of motion is, it enlarges the space all to pass through first pressure changing groove at every turn, produce the negative pressure, it reduces the space all to pass through second pressure changing groove at every turn, produce the malleation, so the effect of the pumping that plays, and the key lies in the motion mode configuration through two directions to liquid and gas, be convenient for more clean, the size that needs clean chamber just depends on with the size of pressure changing groove, it is more convenient to clean.

Drawings

FIG. 1: the invention relates to an axial view of the internal structure of a dust-liquid dual-purpose pump;

FIG. 2: the invention relates to a dust-liquid dual-purpose pump, which has a top view inside;

FIG. 3: the invention relates to an explosion diagram of a dust-liquid dual-purpose pump;

FIG. 4: the invention relates to a detail drawing of a first pressure changing part and a second pressure changing part.

Reference numerals: 100. a drive motor; 200. a support frame; 300. a horizontal linkage assembly; 310. a first rotating drum; 311. a first horizontal chute; 312. a second horizontal chute; 320. a horizontal support bearing; 330. a guide oblique block; 331. a first abdicating hole; 400. a vertical linkage assembly; 410. a second rotary cylinder; 411. a first vertical chute; 412. a second vertical chute; 420. a vertical support bearing; 510. a first suction rod; 511. a first horizontal rod body; 512. a first vertical rod body; 513. a first reset member; 514. a first suction sleeve shaft; 520. a second suction rod; 521. a second horizontal rod body; 522. a second vertical rod body; 523. a second reset member; 524. a second suction sleeve shaft; 610. a first pressure-changing groove; 611. a first pressure changing port; 620. a second pressure-changing groove; 621. a second pressure changing port; 711. a first ratchet wheel; 712. a first pawl; 713. a dust removal port; 720. a dust removal brush disc; 721. a sealing and brushing ring; 730. a dust removal sealing plate; 811. a second ratchet wheel; 812. a second pawl; 820. a cam.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.

A dust-liquid dual-purpose pump comprises a pump body, wherein the pump body comprises a driving motor 100 (for facilitating understanding, only a rotating shaft of the driving motor 100 is shown in the figure), a supporting frame 200, a horizontal linkage assembly 300, a vertical linkage assembly 400, a suction rod, a first pressure changing part and a second pressure changing part;

the driving motor 100 is fixed with the pump body;

the horizontal linkage assembly 300 comprises a first rotating cylinder 310, a horizontal supporting bearing 320 and a guiding oblique block 330, wherein a rotating shaft of the driving motor 100 is fixed on the supporting frame 200 through the horizontal supporting bearing 320, the guiding oblique block 330 is fixed on the first supporting bearing, a first abdicating hole 331 is formed in the guiding oblique block 330, the rotating shaft of the driving motor 100 is fixedly connected with the first rotating cylinder 310 through the first abdicating hole 331, and the first rotating cylinder 310 is provided with a first horizontal chute 311 and a second horizontal chute 312; firstly, the horizontal linkage assembly 300 is arranged, the purpose of the horizontal linkage assembly 300 is to realize that the suction rod horizontally reciprocates and simultaneously rotates around the rotating shaft of the first rotating cylinder 310, the working principle is as follows, firstly, the horizontal rod body of the suction rod is connected on the horizontal sliding groove in a sliding way, the suction rod can be driven to rotate when the first rotating cylinder 310 rotates, and due to the arrangement of the guide oblique block 330, because the position of the guide oblique block 330 is fixed in the rotating process, the guide oblique block 330 rotates relative to the rod body, the suction rod can be continuously pushed out of the horizontal sliding groove by the guide oblique block 330 in the horizontal direction, and simultaneously returns to the horizontal sliding groove under the action of the spring, so under the driving of the horizontal linkage assembly 300, the suction rod horizontally rotates and reciprocates, because the two suction pipes have the same structure and are based on the same guide oblique block 330, the motion tracks of the two suction pipes can be just staggered with each other, ensuring that one aspiration tube is extended and the other aspiration tube is retracted.

The vertical linkage assembly 400 comprises a second rotary cylinder 410 and a vertical support bearing 420, the second rotary cylinder 410 is connected with the support frame 200 through the vertical support bearing 420, and the second rotary cylinder 410 is provided with a first vertical chute 411 and a second vertical chute 412; the second rotary cylinder 410 and the vertical support bearing 420 are arranged to ensure that the second rotary cylinder 410 can rotate under the drive, and the key is that the vertical support is only required to be drawn out and fixed on the pump body by bolts, because the pressure change groove needs to be cleaned, if the pressure change groove needs to be disassembled, if the horizontal bearing needs to be disassembled, the disassembly work is more troublesome, because the horizontal bearing needs to be fixed and can overcome the gravity, and the fixing of the vertical bearing utilizes the gravity, so the fixing points are less and the same effect can be achieved, while the second rotary cylinder 410 of the vertical linkage assembly 400 is passively rotated due to the reciprocating motion of the suction pipe, and the first vertical chute 411 and the second vertical chute 412 are both rotated, and in a fixed initial state, the first vertical chute 411 is communicated with the first pressure change groove 610, the second vertical chute 412 is communicated with the second pressure change groove 620, and at this moment, the first vertical chute 411 rotates, meanwhile, the first vertical rod body 512 moves upwards to enable the first pressure changing groove 610 to generate negative pressure, the second vertical rod body 522 moves downwards to enable the second pressure changing groove 620 to generate positive pressure, when the first vertical rod body 512 moves upwards to reach a critical value, the first vertical groove and the second pressure changing groove 620 are just communicated, at the moment, the first vertical rod body 512 moves downwards to discharge internal substances and enter next circulation, and therefore when the motor rotates in one direction, the internal substances are continuously sucked from one port and discharged from the other port, and the pumping effect is achieved.

The two suction rods are respectively a first suction rod 510 and a second suction rod 520, the first suction rod 510 comprises a first horizontal rod body 511 and a first vertical rod body 512, the second suction rod 520 comprises a second horizontal rod body 521 and a second vertical rod body 522, the first horizontal rod body 511 is connected with the first horizontal sliding groove 311 in a sliding manner, the second horizontal sliding groove 312 is connected with the second horizontal rod body 521 in a sliding manner, a first reset piece 513 is arranged on the first horizontal rod body 511, a second reset piece 523 is arranged on the second horizontal rod body 521, the first reset piece 513 is used for providing a first reset force for the first horizontal rod body 511 to move towards the guide sloping block 330, and the second reset piece 523 is used for providing a second reset force for the second horizontal rod body 521 towards the guide sloping block 330; the first and second returning members 513 and 523 are each configured as a spring. Through the setting of spring, play the effect that resets of preferred, when the horizontal rod body was pushed out by direction sloping block 330, elastic potential energy accumulates, when direction sloping block 330 pushed out and forms and reach the critical point, elastic potential energy was released and is leaded to the horizontal rod body to retract because two suction rod motion principles are the same, just do not give unnecessary details.

The first vertical rod 512 is slidably connected with the first vertical sliding slot 411, and the second vertical rod 522 is slidably connected with the second vertical sliding slot 412;

the first pressure changing part comprises a first pressure changing groove 610 formed in the support frame 200, the second pressure changing part comprises a second pressure changing groove 620 formed in the support frame 200, and a first pressure changing opening 611 is formed in the first pressure changing groove 610; the second pressure changing groove 620 is provided with a second pressure changing port 621; the first pressure changing groove 610 and the second pressure changing groove 620 have the same shape. In particular, all are arranged as a waist shape, as shown in fig. 3.

When the driving motor 100 rotates in the first direction, one of the suction bars and the first pressure-changing groove 610 form an air inlet space with a gradually increasing volume, and the other suction bar and the second pressure-changing groove 620 form an air outlet space with a gradually decreasing volume; when the driving motor 100 rotates in the second direction, one of the suction bars and the first pressure-changing groove 610 form a liquid outlet space with a gradually decreasing volume, and the other suction bar and the second pressure-changing groove 620 form a liquid inlet space with a gradually increasing volume.

The supporting bracket further comprises a first linkage part, the first linkage part comprises a dust removing port 713, a dust removing brush disc 720 and a dust removing sealing plate 730 which are formed in the first pressure changing groove 610, the dust removing brush disc 720 comprises a plurality of sealing rings 721, the sealing rings 721 are arranged between the dust removing port 713 and the dust removing sealing plate 730, the dust removing port 713 is sealed when any sealing ring 721 is matched with the dust removing sealing plate 730, and when the driving motor 100 rotates along the first direction, the dust removing brush disc 720 is driven to rotate so as to switch the sealing ring 721 matched with the dust removing sealing plate 730. The first linkage portion includes a first ratchet wheel 711 and a first pawl 712, the first ratchet wheel 711 is disposed on the supporting frame 200, the first pawl 712 is disposed on the second rotating cylinder 410, the first ratchet wheel 711 is driven to rotate when the driving motor 100 rotates along a first direction, and a rotating shaft of the first ratchet wheel 711 is connected with the dust removing brush disk 720 to drive the dust removing brush disk 720 to rotate. Each of the brush enclosing rings 721 is provided with flexible bristles. The dust removing port 713, the dust removing brush disc 720 and the dust removing sealing plate form a closed space, the dust removing sealing plate is not shown in the figure, only a circular plate fixed on the support frame can be used for realizing the sealed space, the working principle is as follows, when the motor moves in a first direction, the dust removing brush disc 720 can be driven to rotate to achieve the effect of switching the dust removing brush disc 720, when the suction rod reaches the movement critical point, because the sliding groove where the suction rod is located is not communicated with the pressure changing groove at the moment, the gas in the pressure changing groove is discharged, the first pressure changing port 611 and the dust removing port 713 are respectively arranged at two sides of the pressure changing groove, the gas enters from the first pressure changing port 611, when the negative pressure is lost, the heavier particles can fall into the dust removing port 713 and fall onto the dust removing sealing plate 730, then the dust removing brush disc 720 is driven to rotate by the first ratchet wheel 711 in the rotation process of the driving motor 100, so that the particles can be brushed down by the sealing ring 721, the dust removal effect is achieved. When the driving motor 100 rotates in the second direction, the first linkage portion is not affected.

The support bracket further comprises a second linkage part, the second linkage part comprises a cam 820, the inner wall of the second pressure changing groove 620 is provided with metal with deformability, and when the driving motor 100 rotates along the second direction, the cam 820 is driven to extrude the inner wall of the second pressure changing groove 620 so as to change the shape of the second pressure changing groove 620. The second linkage portion includes a second ratchet wheel and a second pawl, the second ratchet wheel is disposed on the supporting frame 200, the second pawl is disposed on the second rotating cylinder 410, when the driving motor 100 rotates along the second direction, the second ratchet wheel is driven to rotate, and a rotating shaft of the second ratchet wheel is connected with the cam 820 to drive the cam 820 to rotate. When moving in the second direction, it explains that the motor works in the liquid pumping state this moment, because the wall built-up often appears in liquid, and the inner wall of second trades the pressure tank 620 passes through the deformation material setting, specifically can be elastic metal layer, and cam 820 extrudees the metal layer when rotating, so the shape of second trades the pressure tank 620 constantly by the change, can reduce the condition of adhering to or hanging on the wall, guarantee clean effect, and if click work in first direction, can not drive the rotation of second ratchet equally, so function when can satisfying gas transmission.

The first vertical rod 512 is slidably connected to the first vertical sliding slot 411 through a first suction sleeve 514, and the second vertical rod 522 is slidably connected to the second vertical sliding slot 412 through a second suction sleeve 524. The first vertical rod body 512 is in threaded connection with a first vertical sleeve, and the second vertical rod body 522 is in threaded connection with a second vertical sleeve. Because the structure of different suction effects is probably the bore difference of vertical spout, so set up the suction axle sleeve to make same suction rod can adapt to the vertical spout of different bores, the friction portion that slides more importantly is wearing and tearing very easily, in case wearing and tearing just comparatively inconvenient if need change the suction rod, because the installation of suction rod is comparatively loaded down with trivial details, need all dismantle the horizontal component, and if through the mode of changing suction axle sleeve, improved the convenient degree of maintenance greatly.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.