阅读说明：本技术 内置油箱结构 (Built-in oil tank structure ) 是由 闫金宝 张云波 陈明建 乔彦华 孔令志 弓旭峰 王富强 张维果 张东宝 仇卫健 于 2021-08-27 设计创作，主要内容包括：本发明公开了一种内置油箱结构,所述内置油箱结构包括机架、第一油箱、第二油箱和连接组件,所述机架包括第一架体、第二架体和中间架体,所述第一架体、所述第二架体和所述中间架体共同限定出凹槽,所述第一油箱设在所述凹槽内,所述第一油箱具有第一连接口,所述第二油箱具有第二连接口,所述第二连接口与所述第一连接口对应连接,所述第二油箱适于将所述第一油箱内的液压油输送至外部液压管道且回收外部液压管道内的液压油并储存至所述第一油箱内,所述连接组件设在所述第一油箱和所述第二油箱之间且用于连接所述第一油箱和所述第二油箱。本发明的内置油箱结构具有密封性好、空间利用率高、安全可靠的特点。(The invention discloses a built-in oil tank structure which comprises a rack, a first oil tank, a second oil tank and a connecting assembly, wherein the rack comprises a first rack body, a second rack body and a middle rack body, the first rack body, the second rack body and the middle rack body jointly define a groove, the first oil tank is arranged in the groove, the first oil tank is provided with a first connecting port, the second oil tank is provided with a second connecting port, the second connecting port is correspondingly connected with the first connecting port, the second oil tank is suitable for conveying hydraulic oil in the first oil tank to an external hydraulic pipeline and recovering the hydraulic oil in the external hydraulic pipeline and storing the hydraulic oil in the first oil tank, and the connecting assembly is arranged between the first oil tank and the second oil tank and is used for connecting the first oil tank and the second oil tank. The built-in oil tank structure has the characteristics of good sealing performance, high space utilization rate, safety and reliability.)

1. A built-in fuel tank structure, comprising:

the rack comprises a first rack body, a second rack body and a middle rack body, wherein the first rack body and the second rack body are connected with the middle rack body and are arranged at intervals in the width direction of the rack;

the first frame body, the second frame body and the middle frame body jointly define a groove, the first oil tank is arranged in the groove and is used for storing hydraulic oil, and the first oil tank is provided with a first connecting port;

the second oil tank is arranged on the middle frame body and provided with a second connecting port, the second connecting port is correspondingly connected with the first connecting port so that the interior of the second oil tank is communicated with the interior of the first oil tank, the second oil tank is suitable for conveying hydraulic oil in the first oil tank to an external hydraulic pipeline and recovering the hydraulic oil in the external hydraulic pipeline and storing the hydraulic oil in the first oil tank, and filtering pieces are arranged at the first connecting port and the second connecting port and used for filtering the hydraulic oil;

the connecting assembly is arranged between the first oil tank and the second oil tank and is used for connecting the first oil tank and the second oil tank.

2. The built-in oil tank structure according to claim 1, wherein the connecting assembly comprises a first connecting member and a second connecting member, the first connecting member is provided on the first oil tank, the first connecting member has a first through hole, the first through hole communicates with the first connecting port, the second connecting member is provided on the second oil tank, the second connecting member has a second through hole, the second through hole communicates with the second connecting port, and the first connecting member and the second connecting member are detachably connected together to connect the first oil tank and the second oil tank.

3. The internal fuel tank structure according to claim 2, wherein the connecting assembly further comprises a flange seat provided between the first connecting member and the second connecting member to connect the first connecting member and the second connecting member.

4. The built-in oil tank structure of claim 3, wherein the flange seat comprises a first portion and a second portion, the first portion abuts against the upper end face of the first connecting piece, the second connecting piece is sleeved on the outer periphery of the first connecting piece, the outer periphery of the first connecting piece abuts against the inner periphery of the second connecting piece, an annular groove is formed in the inner periphery of the second connecting piece, and the second portion of the flange seat is located in the annular groove.

5. The built-in fuel tank structure according to claim 4, wherein a dimension of the second connecting member in the up-down direction is a height of the second connecting member, a dimension of the ring groove in the up-down direction is a height of the ring groove, a dimension of the second portion in the up-down direction is a height of the second portion, the height of the second connecting member is larger than the height of the ring groove, and the height of the ring groove is larger than the height of the second portion.

6. The internal fuel tank structure according to claim 5, wherein the first portion of the flange seat is provided with a plurality of connection holes adapted to be bolt-passed for connecting the flange seat with the first connecting member, the plurality of connection holes being arranged at intervals in a circumferential direction of the flange seat.

7. The built-in fuel tank structure according to claim 6, further comprising a gasket covering a first portion of an upper surface of said flange seat, wherein said bolt is connected to said flange seat and said first connecting member through said gasket.

8. The built-in oil tank structure of claim 7, further comprising a first sealing element and a second sealing element, wherein a first sealing groove is formed in the upper surface of the first connecting element, the first sealing element is arranged in the first sealing groove, a second sealing groove is formed in the outer peripheral surface of the second portion of the flange base, and the second sealing element is arranged in the second sealing groove.

9. The built-in fuel tank structure according to claim 1, wherein a height of the upper surface of the first frame body in the up-down direction, a height of the upper surface of the second frame body in the up-down direction, and a height of the upper surface of the first fuel tank in the up-down direction are the same.

10. The built-in fuel tank structure according to any one of claims 2 to 9, wherein the first connecting member is connected to the first fuel tank by welding, and the second connecting member is connected to the second fuel tank by welding.

Technical Field

The invention relates to the technical field of coal mining, in particular to a built-in oil tank structure.

Background

The hydraulic oil tank of the machine-mounted anchor rod drilling machine used for underground anchor rod supporting is generally arranged on a chassis and is separated from the chassis structure, so that the problems of large occupied space, low structure utilization rate, poor reliability and the like exist.

Disclosure of Invention

The present invention is based on the discovery and recognition by the inventors of the following facts and problems:

the hydraulic oil tank that the stock drill carriage used sets up usually in the chassis frame, has that occupation space is big, maintain inconvenient, reliability subalternation multiple problem, influences the work efficiency of stock drill carriage.

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the embodiment of the invention provides a built-in oil tank structure which is high in space utilization rate, good in heat dissipation performance, safe and reliable.

The built-in oil tank structure comprises a rack, a first oil tank, a second oil tank and a connecting assembly, wherein the rack comprises a first rack body, a second rack body and a middle rack body, the first rack body and the second rack body are connected with the middle rack body and are arranged at intervals in the width direction of the rack, the height of the first rack body in the vertical direction is equal to the height of the second rack body in the vertical direction and is higher than the height of the middle rack body in the vertical direction, the first rack body, the second rack body and the middle rack body jointly define a groove, the first oil tank is arranged in the groove, the first oil tank is used for storing hydraulic oil, the first oil tank is provided with a first connecting port, the second oil tank is arranged on the middle rack body, the second oil tank is provided with a second connecting port, and the second connecting port is correspondingly connected with the first connecting port so that the interior of the second oil tank is connected with the interior of the first oil tank Lead to, the second oil tank be suitable for with hydraulic oil in the first oil tank is carried to outside hydraulic pressure pipeline and is retrieved hydraulic oil in the outside hydraulic pressure pipeline and store extremely in the first oil tank, first connector with second connector department all is equipped with and filters piece for filter hydraulic oil, coupling assembling establishes first oil tank with just be used for connecting between the second oil tank first oil tank with the second oil tank.

According to the built-in oil tank structure provided by the embodiment of the invention, the first oil tank is built in the rack, and the second oil tank is used for outputting and recovering hydraulic oil to the outside, so that the use of the hydraulic oil is completed.

In some embodiments, the connecting assembly includes a first connecting member and a second connecting member, the first connecting member is disposed on the first oil tank, the first connecting member has a first through hole, the first through hole is communicated with the first connecting port, the second connecting member is disposed on the second oil tank, the second connecting member has a second through hole, the second through hole is communicated with the second connecting port, and the first connecting member and the second connecting member are detachably connected together to connect the first oil tank and the second oil tank.

In some embodiments, the connection assembly further comprises a flange seat disposed between the first and second connectors to connect the first and second connectors.

In some embodiments, the flange seat includes a first portion and a second portion, the first portion abuts against an upper end surface of the first connecting piece, the second connecting piece is sleeved on an outer periphery of the first connecting piece, an outer peripheral surface of the first connecting piece abuts against an inner peripheral surface of the second connecting piece, an annular groove is formed in the inner peripheral surface of the second connecting piece, and the second portion of the flange seat is located in the annular groove.

In some embodiments, a dimension of the second connecting member in the up-down direction is a height of the second connecting member, a dimension of the ring groove in the up-down direction is a height of the ring groove, a dimension of the second portion in the up-down direction is a height of the second portion, the height of the second connecting member is greater than the height of the ring groove, and the height of the ring groove is greater than the height of the second portion.

In some embodiments, the first portion of the flange seat is provided with a plurality of connecting holes, the connecting holes are suitable for bolts to pass through so as to connect the flange seat and the first connecting piece, and the plurality of connecting holes are arranged at intervals along the circumferential direction of the flange seat.

In some embodiments, the internal fuel tank structure further includes a gasket covering the upper surface of the first portion of the flange seat, and the bolt is connected to the flange seat and the first connector through the gasket.

In some embodiments, the internal oil tank structure further includes a first sealing member and a second sealing member, the upper surface of the first sealing member is provided with a first sealing groove, the first sealing member is disposed in the first sealing groove, the outer circumferential surface of the second portion of the flange seat is provided with a second sealing groove, and the second sealing member is disposed in the second sealing groove.

In some embodiments, the height of the upper surface of the first frame in the up-down direction, the height of the upper surface of the second frame in the up-down direction, and the height of the upper surface of the first tank in the up-down direction are the same.

In some embodiments, the first connecting member is connected to the first oil tank by welding, and the second connecting member is connected to the second oil tank by welding.

Drawings

Fig. 1 is a schematic structural view of an internal fuel tank structure according to an embodiment of the present invention.

Fig. 2 is a front view of the structure of the built-in fuel tank of fig. 1.

Fig. 3 is a plan view of the internal fuel tank structure of fig. 1.

Fig. 4 is a schematic view of the connection assembly of fig. 1.

Fig. 5 is a schematic structural view of the flange seat in fig. 1.

Reference numerals:

the sealing structure comprises a frame 1, a first frame body 11, a second frame body 12, a middle frame body 13, a first oil tank 2, a first connecting port 21, a second oil tank 3, a second connecting port 31, a connecting assembly 4, a first connecting piece 41, a first through hole 411, a first sealing groove 412, a second connecting piece 42, a second through hole 421, a ring groove 422, a flange seat 43, a first portion 431, a connecting hole 4311, a bolt 4312, a second portion 432, a second sealing groove 4321, a sealing gasket 44, a first sealing element 5 and a second sealing element 6.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

A built-in fuel tank structure according to an embodiment of the present invention will be described below with reference to fig. 1 to 5.

The built-in oil tank structure according to the embodiment of the invention comprises a frame 1, a first oil tank 2, a second oil tank 3 and a connecting assembly 4.

Frame 1 includes first support body 11, second support body 12 and middle support body 13, first support body 11 and second support body 12 all link to each other with middle support body 13 and interval arrangement in the width direction of frame 1, first support body 11 is the same in height of upper and lower side and second support body 12 is higher than middle support body 13 height of upper and lower side, first support body 11, second support body 12 and middle support body 13 prescribe a limit to the recess jointly, first oil tank 2 is established in the recess, first oil tank 2 is used for storing hydraulic oil, first oil tank 2 has first connector 21, second oil tank 3 is established on middle support body 13, second oil tank 3 has second connector 31, second connector 31 corresponds with first connector 21 and is connected so that the inside of second oil tank 3 communicates with the inside of first oil tank 2, second oil tank 3 is suitable for carrying the hydraulic oil in the first oil tank 2 to outside hydraulic pressure pipeline and retrieves the hydraulic oil in the outside hydraulic pressure pipeline and stores to first oil tank 2 in the hydraulic pressure pipeline The first connecting port 21 and the second connecting port 31 are both provided with a filtering member (not shown in the figure) for filtering hydraulic oil, and the connecting assembly 4 is arranged between the first oil tank 2 and the second oil tank 3 and is used for connecting the first oil tank 2 and the second oil tank 3.

As shown in fig. 1-3, a first frame body 11 and a second frame body 12 are respectively arranged on the left side and the right side of a frame 1, the first frame body 11 and the second frame body 12 are used for connecting a crawler belt for walking, a middle frame body 13 is arranged between the first frame body 11 and the second frame body 12, the middle frame body 13 is sunken downwards to form a groove, and a first oil tank 2 is arranged in the groove, so that the first oil tank 2 is prevented from being arranged above a chassis to influence the installation of other components, and the space utilization rate of the frame 1 is improved. The anchor rod drill carriage needs to use a large amount of hydraulic oil to carry out operation control in the course of the work, and first oil tank 2 is used for storing hydraulic oil and supplies the anchor rod drill carriage to use, and 2 tops of first oil tank are equipped with first connector 21, and 3 bottoms of second oil tank are equipped with second connector 31, are equipped with coupling assembling 4 between first connector 21 and the second connector 31 and couple together first oil tank 2 and second oil tank 3 and inside intercommunication each other simultaneously. In the use, hydraulic oil in the first oil tank 2 is pumped out through the second oil tank 3, and a plurality of devices such as a liquid level meter, an oil return filter, an air filter, an oil return filter block, an oil drain valve block and a magnetic filter are arranged in the second oil tank 3 and used for conveying the hydraulic oil to each part of the anchor rod drill carriage, and meanwhile, the returned hydraulic oil is filtered through the second oil tank 3 and then flows into the first oil tank 2 to be stored for the next operation.

According to the built-in oil tank structure provided by the embodiment of the invention, the first oil tank 2 is built in the rack 1 and is integrated with the track frame and the second oil tank, so that the heat dissipation efficiency is high, the structure is compact, meanwhile, the hydraulic oil is output and recycled through the second oil tank 3, the use of the hydraulic oil is completed, and the built-in oil tank structure has the characteristics of simple structure, high space utilization rate, safety and reliability.

In some embodiments, the connection assembly 4 includes a first connection member 41 and a second connection member 42, the first connection member 41 is disposed on the first oil tank 2, the first connection member 41 has a first through hole 411, the first through hole 411 is communicated with the first connection port 21, the second connection member 42 is disposed on the second oil tank 3, the second connection member 42 has a second through hole 421, the second through hole 421 is communicated with the second connection port 31, and the first connection member 41 and the second connection member 42 are detachably connected together to connect the first oil tank 2 and the second oil tank 3.

As shown in fig. 4, a first connection member 41 is connected to an inner side of the first connection port 21 of the first oil tank 2, the first connection member 41 is fixedly connected to a tank body of the first oil tank 2, a first through hole 411 which is vertically penetrated is formed in the middle of the first connection member 41, a second connection member 42 is connected to an inner side of the second connection port 31 of the second oil tank 3, the second connection member 42 is fixedly connected to a tank body of the second oil tank 3, a second through hole 421 which is vertically penetrated is formed in the middle of the second connection member 42, an upper portion of the first connection member 41 is located in the second through hole 421, the first connection member 41 and the second connection member 42 are connected together by a bolt 4312, an inner space of the first oil tank 2 and an inner space of the second oil tank 3 are communicated by the first through hole 411, and hydraulic oil is transferred between the first oil tank 2 and the second oil tank 3 through the first through hole 411.

According to the built-in oil tank structure provided by the embodiment of the invention, the first connecting piece 41 and the second connecting piece 42 are connected and grounded with each other, so that the first oil tank 2 and the second oil tank 3 are precisely connected, the oil leakage failure rate is low, and the reliability is improved.

In some embodiments, the connecting assembly 4 further comprises a flange seat 43, the flange seat 43 being disposed between the first connecting member 41 and the second connecting member 42 to connect the first connecting member 41 and the second connecting member 42.

As shown in fig. 2 and 4, a flange seat 43 is further disposed between the first connecting piece 41 and the second connecting piece 42, and the flange seat 43 improves the connection tightness between the first connecting piece 41 and the second connecting piece 42 and reduces the oil leakage failure rate of the oil tank.

In some embodiments, the flange seat 43 includes a first portion 431 and a second portion 432, the first portion 431 abuts against an upper end surface of the first connecting member 41, the second connecting member 42 is sleeved on an outer periphery of the first connecting member 41, an outer peripheral surface of the first connecting member 41 abuts against an inner peripheral surface of the second connecting member 42, an annular groove 422 is formed on the inner peripheral surface of the second connecting member 42, and the second portion 432 of the flange seat 43 is located in the annular groove 422.

As shown in fig. 4 and 5, the flange seat 43 includes a first portion 431 and a second portion 432 connected to each other, the first portion 431 extends in a horizontal direction, the second portion 432 extends downward, a lower surface of the first portion 431 contacts with an upper surface of the first connecting member 41, an upper portion of the second connecting member 42 is provided with a ring groove 422, the ring groove 422 extends upward to communicate with the outside, the second portion 432 is disposed in the ring groove 422 such that an outer circumferential surface of the second portion 432 contacts with an inner circumferential surface of the second connecting member 42, and an inner circumferential surface of the second portion 432 contacts with an outer circumferential surface of the first connecting member 41, thereby reducing the difficulty of assembly between the first connecting member 41 and the second connecting member 42 and facilitating disassembly and maintenance.

In some embodiments, the dimension of the second connection member 42 in the vertical direction is the height of the second connection member 42, the dimension of the ring groove 422 in the vertical direction is the height of the ring groove 422, the dimension of the second portion 432 in the vertical direction is the height of the second portion 432, the height of the second connection member 42 is greater than the height of the ring groove 422, and the height of the ring groove 422 is greater than the height of the second portion 432.

As shown in fig. 4, the height of the ring groove 422 in the vertical direction is smaller than the height of the second connecting member 42 in the vertical direction to form a step surface on the second connecting member 42 to enhance the sealing performance, and the height of the second portion 432 in the vertical direction is smaller than the height of the ring groove 422 in the vertical direction, so that the second portion 432 is completely positioned in the ring groove 422, thereby improving the assembling accuracy of the flange seat 43 and further improving the sealing performance.

In some embodiments, the first portion 431 of the flange seat 43 is provided with a plurality of connection holes 4311, the connection holes 4311 are suitable for bolts 4312 to pass through to connect the flange seat 43 with the first connection member 41, the connection holes 4311 are plural, and the plural connection holes 4311 are arranged at intervals along the circumferential direction of the flange seat 43.

As shown in fig. 4, a plurality of connection holes 4311 are formed in the flange seat 43, and the bolts 4312 detachably connect the first portion 431 and the second connector 42 together through the connection holes 4311, so that the assembly process performance of the internal fuel tank structure is improved, and the internal fuel tank structure has the characteristic of convenience in disassembly, assembly and maintenance.

In some embodiments, the internal fuel tank structure further includes a gasket 44, the gasket 44 covers an upper surface of the first portion 431 of the flange seat 43, and the bolt 4312 passes through the gasket 44 to connect the flange seat 43 and the first connector 41.

As shown in fig. 4, a gasket 44 is further disposed on an upper surface of the gasket 44 for reducing leakage caused by the connection between the bolt 4312 and the upper surface of the flange seat 43, and it is understood that the gasket 44 is made of, but not limited to, copper, iron, aluminum, asbestos, rubber, etc.

In some embodiments, the internal fuel tank structure further includes a first sealing member 5 and a second sealing member 6, the upper surface of the first connecting member 41 is provided with a first sealing groove 412, the first sealing member 5 is disposed in the first sealing groove 412, the outer circumferential surface of the second portion 432 of the flange seat 43 is provided with a second sealing groove 4321, and the second sealing member 6 is disposed in the second sealing groove 4321.

As shown in fig. 4 and 5, a first seal groove 412 which is opened upward is provided on an upper surface of the first connection member 41, a first seal 5 which is provided in the first seal groove 412 and seals an upper surface of the first connection member 41 and a lower surface of the first portion 431 of the flange base 43 is provided on an outer peripheral surface of the second portion 432 of the flange base 43, a second seal groove 4321 which is opened outward is provided on an outer peripheral surface of the second portion 432 of the flange base 43, and a second seal 6 which is provided in the second seal groove 4321 and seals an inner peripheral surface of the second connection member 42 and an outer peripheral surface of the second portion 432 of the flange base 43, and by providing the first seal 5 and the second seal 6, leakage of hydraulic oil between the first portion 431 of the flange base 43 and the first connection member 41 and between the second portion 432 of the flange base 43 and the second connection member 42 is reduced, and the sealing performance of the built-in-tank structure is improved.

In some embodiments, the height of the upper surface of the first frame 11 in the up-down direction, the height of the upper surface of the second frame 12 in the up-down direction, and the height of the upper surface of the first tank 2 in the up-down direction are the same.

As shown in fig. 1 to 3, the upper surface of the first oil tank 2, the upper surface of the first frame 11, and the upper surface of the second frame 12 form a plane, which reduces the waste of space, enables more devices to be arranged, and greatly improves the space utilization.

In some embodiments, the first connector 41 is connected to the first oil tank 2 by welding, and the second connector 42 is connected to the second oil tank 3 by welding.

Before the built-in oil tank is used, a pressure test is carried out, the test pressure is generally 0.4MPa, the pressure maintaining time is generally 10min, and no leakage phenomenon exists, so that in order to ensure the sealing performance and the pressure resistance of the oil tank structure, the first connecting piece 41 and the first oil tank 2 and the second connecting piece 42 and the second oil tank 3 are connected in a welding mode, and the welding positions are smoothly transited to enhance the pressure resistance.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.