Air compressor

Abstract

The utility model provides an air compressor, and belongs to the technical field of air compression. The air compressor comprises an air storage tank, a manifold assembly and a storage tank air delivery pipe, the air storage tank is provided with a cavity, the storage tank air delivery pipe is fixedly arranged on the air storage tank, one end of the storage tank air delivery pipe is communicated with the cavity, and the other end of the storage tank air delivery pipe is in butt joint and communicated with an assembly air delivery pipe; the manifold assembly further comprises a first fixing part, the gas storage tank is fixedly provided with a second fixing part corresponding to the first fixing part, the first fixing part and the second fixing part are fastened together through a fastener, so that the manifold assembly is fixed relative to the gas storage tank, and the assembly gas conveying pipe of the manifold assembly is in butt joint with the gas conveying pipe of the gas storage tank. The air compressor can solve the problem that the matching position of the storage tank air delivery pipe and the manifold assembly is affected by various external forces, and the storage tank air delivery pipe is prone to rotating relative to the manifold assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of air compression, in particular to an air compressor. Background Art

[0002] Air compressors are widely used in all aspects of production and life. For example, in industrial production, compressed air is used as a power source to drive various pneumatic tools and equipment.

[0003] Generally, the connection between the joint of the storage tank gas pipeline of an air compressor and the manifold assembly is achieved through threaded cooperation. The component gas pipeline of the manifold assembly is rotated and fixed at one end of the storage tank gas pipeline, so as to fix the component gas pipeline and the storage tank gas pipeline, and then connect the component gas pipeline and the storage tank gas pipeline. In actual use of the air compressor, the connection between the storage tank gas pipeline and the manifold assembly is usually affected by various external forces, and the storage tank gas pipeline is prone to relative rotation relative to the manifold assembly, thus affecting the use. Summary of the Utility Model

[0004] Aiming at the deficiency in the prior art that the connection between the storage tank gas pipeline and the manifold assembly is usually affected by various external forces, and the storage tank gas pipeline is prone to relative rotation relative to the manifold assembly, the utility model provides an air compressor, which improves the problem that the storage tank gas pipeline is prone to relative rotation relative to the manifold assembly on the basis of the prior art.

[0005] The utility model is achieved by the following technical solutions:

[0006] An air compressor, comprising a storage tank, a manifold assembly, and a storage tank gas pipeline. The storage tank has a cavity, and the storage tank is fixedly provided with the storage tank gas pipeline. The manifold assembly has a component gas pipeline. One end of the storage tank gas pipeline is communicated with the cavity, and the other end of the storage tank gas pipeline is docked and communicated with the component gas pipeline. The manifold assembly further includes a first fixing part, and the storage tank is fixedly provided with a second fixing part corresponding to the first fixing part. The first fixing part and the second fixing part are fastened together by a fastener, so that the manifold assembly is fixed relative to the storage tank and the component gas pipeline of the manifold assembly is docked with the storage tank gas pipeline.

[0007] Preferably, the first fixing part includes a first rib plate, a second rib plate and a bottom plate. The first rib plate and the second rib plate both extend integrally laterally from the port of the component gas transmission pipe to the port far away from the component gas transmission pipe. The first rib plate and the second rib plate are respectively integrally connected to the bottom plate. A fixing hole is formed in the bottom plate. The first rib plate and the second rib plate are located on opposite sides of the fixing hole. An internal threaded hole is formed in the second fixing part. The internal threaded hole is located on one side of the lateral side of the storage tank gas transmission pipe. The internal threaded hole extends along the length direction of the second fixing part. The first fastener is a screw. The first fastener passes through the fixing hole and is screwed and fixed with the internal threaded hole of the second fixing part to fasten the first fixing part and the second fixing part together.

[0008] Preferably, the gas storage tank further includes a tank wall enclosing the cavity. The storage tank gas transmission pipe is a metal pipe. The storage tank gas transmission pipe is welded and fixed to the tank wall. The second fixing part is located on one side of the lateral side of the storage tank gas transmission pipe. The second fixing part is welded and fixed to the storage tank gas transmission pipe. The second fixing part is suspended relative to the gas storage tank. The second fixing part is juxtaposed with at least a part of the storage tank gas transmission pipe. The storage tank gas transmission pipe is located on one side of the lateral side of the rotation axis of the first fastener. The butt-joint and matching direction of the storage tank gas transmission pipe and the component gas transmission pipe is parallel to the rotation axis of the first fastener.

[0009] Preferably, the air compressor further includes an air compression pump and a housing. The air compression pump is located inside the housing. The manifold assembly, the air compression pump and the housing are located on the upper side of the gas storage tank. The manifold assembly is located on the front side of the housing. The air compression pump is fixed relative to the gas storage tank.

[0010] Preferably, the housing includes a first cover shell and a second cover shell. The first cover shell and the second cover shell cooperate with each other. The first cover shell and the second cover shell are used to cover the air compression pump. The first cover shell and the second cover shell are fixed together by a second fastener.

[0011] Preferably, it further includes a cover plate member. The housing has a receiving space corresponding to the cover plate member. The receiving space is for the cover plate member to fall into. The receiving space is formed by the cooperation of the first cover shell and the second cover shell. The cover plate member is provided with a first side wall abutting against the first cover shell and a second side wall abutting against the second cover shell. The first side wall and the second side wall are located on the left and right sides of the cover plate member. A first slideway is formed in the first side wall. A second slideway is formed in the second side wall. A first buckle portion matching the first slideway is arranged on the first cover shell. A second buckle portion matching the second slideway is arranged on the second cover shell.

[0012] Preferably, positioning columns are arranged on the back of the cover plate member. The first cover shell and the second cover shell jointly form a positioning opening matching the positioning columns. The positioning opening is located at the rear side of the receiving space. The first side wall and the second side wall are located on the left and right sides of the receiving space.

[0013] Preferably, the manifold assembly further includes a pressure regulating knob, a quick connector corresponding to the pressure regulating knob, a main extension pipe, and a pressure relief valve. The pressure regulating knob is used to adjust the output air pressure of the quick connector. The quick connector is located at one end of the main extension pipe, and the pressure relief valve is located at the end of the main extension pipe away from the quick connector.

[0014] Preferably, the manifold assembly further includes a first pressure gauge and a second pressure gauge. The first pressure gauge is used to display the air pressure in the air storage tank, and the second pressure gauge is used to display the output air pressure of the quick connector. The first pressure gauge and the second pressure gauge are located on the upper side of the main extension pipe; the cover plate member is provided with a first dial port for accommodating the first pressure gauge and a second dial port for accommodating the second pressure gauge; with the first fixing part and the second fixing part being fastened together up and down by a first fastener, the manifold assembly is fixed relative to the air storage tank and the component gas transmission pipe of the manifold assembly is docked with the storage tank gas transmission pipe.

[0015] Preferably, a first fixing part is provided on the side of the main extension pipe away from the air storage tank, a second fixing part is provided on the side of the port of the pressure regulating knob away from the air storage tank. A first threaded hole is provided on the end face of the first fixing part, and a second threaded hole is provided on the end face of the second fixing part. A first stepped hole corresponding to the first threaded hole is provided on the cover plate member, and a second stepped hole corresponding to the second threaded hole is provided on the cover plate member. The first fixing part and the first stepped hole are matched by a third fastener, and the second fixing part and the second stepped hole are matched by a fourth fastener; a first reinforcing rib plate fixed to the main extension pipe is fixedly provided on the first fixing part, and a second reinforcing rib plate fixed to the main extension pipe is fixedly provided between the first fixing part and the second fixing part. The first reinforcing rib plate and the second reinforcing rib plate are used to fix the first fixing part and the second fixing part.

[0016] Compared with the prior art, the heat dissipation solution of this air compressor has the following advantages:

[0017] By fastening the first fixing part of the manifold assembly and the second fixing part of the air storage tank, the manifold assembly is fixed relative to the air storage tank and the component gas transmission pipe of the manifold assembly is docked with the storage tank gas transmission pipe, improving the problem that the joint between the storage tank gas transmission pipe and the manifold assembly is usually affected by various external forces and the storage tank gas transmission pipe is prone to relative rotation relative to the manifold assembly. Description of the Drawings

[0018] Figure 1 Is a three-dimensional view of the air compressor;

[0019] Figure 2 Is a three-dimensional view of the air compressor with the cover plate member removed;

[0020] Figure 3It is a partial cross-sectional view of the air compressor;

[0021] Figure 4 It is a partially enlarged view of the air compressor;

[0022] Figure 5 It is a three-dimensional view of the manifold assembly of the air compressor;

[0023] Figure 6 It is another three-dimensional view of the manifold assembly of the air compressor;

[0024] Figure 7 It is a three-dimensional view of the air compressor with the first housing, the second housing, and the cover plate removed

[0025] Figure 8 It is an exploded view of the first housing, the second housing, and the cover plate of the air compressor

[0026] Figure 9 It is a three-dimensional view of the cover plate of the air compressor;

[0027] Figure 10 It is another three-dimensional view of the cover plate of the air compressor;

[0028] Figure 11 It is yet another three-dimensional view of the cover plate of the air compressor;

[0029] Figure 12 It is a cross-sectional view of the cover plate of the air compressor. Detailed implementation mode

[0030] The following is a further detailed description in conjunction with the present utility model

[0031] According to Figures 1-12 As shown, the air compressor includes an air storage tank 2, a manifold assembly 3, and a storage tank gas pipeline 22. The air storage tank 2 has a cavity 21. The storage tank gas pipeline 22 is fixedly provided on the air storage tank 2 and is located at the edge position of one end of the air storage tank 2. The manifold assembly 3 has an assembly gas pipeline 32. One end of the storage tank gas pipeline 22 communicates with the cavity 21, and the other end of the storage tank gas pipeline 22 is butted and communicated with the assembly gas pipeline 32.

[0032] The manifold assembly 3 further includes a first fixing part 4. The air storage tank 2 is fixedly provided with a second fixing part 5 corresponding to the first fixing part 4. The first fixing part 4 and the second fixing part 5 are fastened together by a first fastener. The first fastener is a screw, so that the manifold assembly 3 is fixed relative to the air storage tank 2 and the assembly gas pipeline 32 of the manifold assembly 3 is butted with the storage tank gas pipeline 22. Further, with the first fixing part 4 and the second fixing part 5 fastened together up and down by the first fastener, the manifold assembly 3 is fixed relative to the air storage tank 2 and the assembly gas pipeline 32 of the manifold assembly 3 is butted with the storage tank gas pipeline 22.

[0033] The gas storage tank 2 further includes a tank wall 24 that encloses a cavity 21. The storage tank gas transmission pipe 22 is a metal pipe, and the storage tank gas transmission pipe 22 is fixedly welded to the tank wall 24. The second fixing portion 5 is located on one side of the lateral side of the storage tank gas transmission pipe 22. The second fixing portion 5 is fixedly welded to the storage tank gas transmission pipe 22. The second fixing portion 5 is suspended relative to the gas storage tank 2, and at least a part of the second fixing portion 5 is juxtaposed with and fixed to the storage tank gas transmission pipe 22. The storage tank gas transmission pipe 22 is located on one side of the lateral side of the rotation axis of the first fastener, and the docking and mating direction between the storage tank gas transmission pipe 22 and the component gas transmission pipe 32 is parallel to the rotation axis of the first fastener.

[0034] The first fixing portion 4 includes a first rib plate 41, a second rib plate 43, and a bottom plate 42. Both the first rib plate 41 and the second rib plate 43 integrally extend laterally from the port of the component gas transmission pipe 32 to the side away from the port of the component gas transmission pipe 32. The first rib plate 41 and the second rib plate 43 are respectively integrally connected to the bottom plate 42. A fixing hole 421 is formed in the bottom plate 42. The first rib plate 41 and the second rib plate 43 are located on opposite sides of the fixing hole 421. The second fixing portion 5 is in the shape of a cylinder, and an internal threaded hole 51 is formed in the second fixing portion 5. The internal threaded hole 51 extends along the length direction of the second fixing portion 5. The first fastener passes through the fixing hole 421 and is screwed and fixed to the internal threaded hole 51 of the second fixing portion 5, fastening the first fixing portion 4 and the second fixing portion 5 together. By screwing and fixing the first fixing portion 4 for fixing the component gas transmission pipe 32 of the manifold assembly 3 and the second fixing portion 5 of the storage tank gas transmission pipe 22 with the first fastener, the problem that the joint between the storage tank gas transmission pipe 22 and the manifold assembly 3 is usually affected by various external forces and the storage tank gas transmission pipe 22 is prone to relative rotation relative to the manifold assembly 3 is improved.

[0035] The air compressor further includes a mounting plate 23. The mounting plate 23 and the storage tank gas transmission pipe 22 are located at the same end of the gas storage tank 2. A plurality of bending portions 231 all facing the same side are provided at the four peripheral edges of the mounting plate 23, and the free ends of the plurality of bending portions 231 of the mounting plate 23 are fixed to the gas storage tank 2, realizing the fixation of the mounting plate 23 and the gas storage tank 2.

[0036] The air compressor further includes an air compression pump 6 and a housing 7. The air compression pump 6 is located inside the housing 7. The manifold assembly 3, the air compression pump 6, and the housing 7 are located above the gas storage tank 2. The manifold assembly 3 is located in front of the housing 7. The air compression pump 6 is fixed relative to the gas storage tank 2. The air compression pump 6 is used to compress air and press it into the gas storage tank 2, and the mounting plate 23 is used to carry and fix the air compression pump 6 and the housing 7.

[0037] The housing 7 includes a first housing cover 71 and a second housing cover 72. The first housing cover 71 and the second housing cover 72 cooperate with each other and are used to cover the air compression pump 6. The first housing cover 71 and the second housing cover 72 are fixed together by a second fastener. The second fastener is a screw.

[0038] The air compressor further includes a cover plate member 9. The housing 7 has a receiving space 74 corresponding to the cover plate member 9. The receiving space 74 is for the cover plate member 9 to fall into. The receiving space 74 is formed by the cooperation of the first housing cover 71 and the second housing cover 72. The cover plate member 9 is provided with a first side wall 96 that abuts against the first housing cover 71 and a second side wall 97 that abuts against the second housing cover 72. The first side wall 96 and the second side wall 97 are located on the left and right sides of the cover plate member 9. The first side wall 96 is provided with a first slideway 91, and the second side wall 97 is provided with a second slideway 92. The first housing cover 71 is provided with a first buckle portion 711 that cooperates with the first slideway 91, and the second housing cover 72 is provided with a second buckle portion 721 that cooperates with the second slideway 92. When it is necessary to place the cover plate member 9 in the receiving space 74, the first slideway 91 is matched with the first buckle portion 711, and the second slideway 92 is matched with the second buckle portion 721, so as to realize placing the cover plate member 9 in the receiving space 74.

[0039] The back of the cover plate member 9 is provided with a positioning post 93. The first housing cover 71 and the second housing cover 72 jointly form a positioning port 73 that cooperates with the positioning post 93. The positioning port 73 is located at the rear side of the receiving space 74, and the first side wall 96 and the second side wall 97 are located on the left and right sides of the receiving space 74. When the cover plate member 9 is placed in the receiving space 74, the positioning post 93 falls into the positioning port 73 to realize the positioning of the cover plate member 9.

[0040] The manifold assembly 3 further includes a first pressure gauge 315, a second pressure gauge 316, a main extension pipe 31, a pressure regulating knob 314, a quick connector 312 corresponding to the pressure regulating knob 314, and a pressure relief valve 311. The first pressure gauge 315 is used to display the air pressure in the air storage tank 2, and the second pressure gauge 316 is used to display the output air pressure of the quick connector 312. The first pressure gauge 315 and the second pressure gauge 316 are both located on the upper side of the main extension pipe 31. The cover plate member 9 is provided with a first dial port 94 for accommodating the first pressure gauge 315 and a second dial port 98 for accommodating the second pressure gauge 316. The pressure regulating knob 314 is used to adjust the output air pressure of the quick connector 312; the quick connector 312 is located at one end of the main extension pipe 31. In this embodiment, the number of quick connectors 312 is two, and the quick connector 312 is usually connected to a pneumatic tool, such as a nail gun, etc.; the pressure relief valve 311 is located at one end of the main extension pipe 31 away from the quick connector 312.

[0041] A first fixing portion 33 is provided on the side of the main extension tube 31 away from the gas tank 2, and a second fixing portion 34 is provided on the side of the port of the pressure regulating knob 314 away from the gas tank 2. A first threaded hole 331 is provided on the end surface of the first fixing portion 33, and a second threaded hole 341 is provided on the end surface of the second fixing portion 34. A first stepped hole 951 is provided on the cover plate 9 corresponding to the first threaded hole 331, and a second stepped hole 952 is provided on the cover plate 9 corresponding to the second threaded hole 341. The first fixing portion 33 and the first stepped hole 951 are matched by a third fastener, and the second fixing portion 34 and the second stepped hole 952 are matched by a fourth fastener. In this embodiment, the third fastener and the fourth fastener are both screws.

[0042] A first reinforcing rib plate 332 fixed to the main extension tube 31 is fixedly disposed on the first fixing portion 33, and a second reinforcing rib plate 342 fixed to the main extension tube 31 is fixedly disposed between the first fixing portion 33 and the second fixing portion 34. The first reinforcing rib plate 332 and the second reinforcing rib plate 342 are used to fix the first fixing portion 33 and the second fixing portion 34, and to strengthen the strength of the first fixing portion 33 and the second fixing portion 34.

[0043] In this embodiment, the central axis of the pressure regulating knob 314, the central axis of the first fixing portion 33, the central axis of the second fixing portion 34, the symmetry plane of the cover plate 9, and the matching surfaces of the first cover shell 71 and the second cover shell 72 are all in the same vertical plane. This feature makes the appearance of the entire air compressor more coordinated and beautiful.

[0044] The air compressor further includes a plurality of legs 25 , which are located at one end of the gas tank 2 away from the gas tank air delivery pipe 22 and are fixed to the gas tank 2 . In this embodiment, there are three legs 25 for supporting the gas tank 2 .

[0045] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope defined by the claims of the present invention.

Claims

1. An air compressor, characterized in that, It includes an air storage tank, a manifold assembly, and an air storage tank gas transmission pipe. The air storage tank has a cavity. The air storage tank is fixedly provided with the air storage tank gas transmission pipe. The manifold assembly has an assembly gas transmission pipe. One end of the air storage tank gas transmission pipe communicates with the cavity, and the other end of the air storage tank gas transmission pipe is docked and communicated with the assembly gas transmission pipe. The manifold assembly further includes a first fixing portion (4). The air storage tank is fixedly provided with a second fixing portion (5) corresponding to the first fixing portion (4). The first fixing portion (4) and the second fixing portion (5) are fastened together by a first fastener, so that the manifold assembly is fixed relative to the air storage tank and the assembly gas transmission pipe of the manifold assembly is docked with the air storage tank gas transmission pipe.

2. The air compressor according to claim 1, wherein, The first fixing portion (4) includes a first rib plate, a second rib plate, and a bottom plate. The first rib plate and the second rib plate both extend integrally laterally from the port of the assembly gas transmission pipe to the side away from the port of the assembly gas transmission pipe. The first rib plate and the second rib plate are respectively integrally connected to the bottom plate. A fixing hole is formed in the bottom plate. The first rib plate and the second rib plate are located on opposite sides of the fixing hole. The second fixing portion (5) is provided with an internal threaded hole. The internal threaded hole is located on one side of the lateral side of the air storage tank gas transmission pipe. The internal threaded hole extends along the length direction of the second fixing portion (5). The first fastener is a screw. The first fastener passes through the fixing hole and is screwed and fixed with the internal threaded hole of the second fixing portion (5) to fasten the first fixing portion (4) and the second fixing portion (5) together.

3. The air compressor according to claim 1, characterized in that, The air storage tank further includes a tank wall surrounding the cavity. The air storage tank gas transmission pipe is a metal pipe. The air storage tank gas transmission pipe is welded and fixed to the tank wall. The second fixing portion (5) is located on one side of the lateral side of the air storage tank gas transmission pipe. The second fixing portion (5) is welded and fixed to the air storage tank gas transmission pipe. The second fixing portion (5) is suspended relative to the air storage tank. The second fixing portion (5) is juxtaposed with at least a part of the air storage tank gas transmission pipe. The air storage tank gas transmission pipe is located on one side of the lateral side of the rotation axis of the first fastener. The docking and matching direction of the air storage tank gas transmission pipe and the assembly gas transmission pipe is parallel to the rotation axis of the first fastener.

4. The air compressor according to claim 1, characterized in that The air compressor further includes an air compression pump and a housing. The air compression pump is located inside the housing. The manifold assembly, the air compression pump, and the housing are located above the air storage tank. The manifold assembly is located in front of the housing. The air compression pump is fixed relative to the air storage tank.

5. The air compressor according to claim 4, wherein, The housing includes a first cover shell and a second cover shell. The first cover shell and the second cover shell cooperate with each other. The first cover shell and the second cover shell are used to cover the air compression pump. The first cover shell and the second cover shell are fixed together by a second fastener.

6. The air compressor according to claim 5, characterized in that, It further includes a cover plate member. The housing has a receiving space corresponding to the cover plate member for the cover plate member to fall into. The receiving space is formed by the cooperation of a first housing and a second housing. The cover plate member is provided with a first side wall abutting against the first housing and a second side wall abutting against the second housing. The first side wall and the second side wall are located on the left and right sides of the cover plate member. The first side wall is provided with a first slideway, and the second side wall is provided with a second slideway. The first housing is provided with a first buckle portion cooperating with the first slideway, and the second housing is provided with a second buckle portion cooperating with the second slideway.

7. The air compressor according to claim 6, characterized in that, Positioning posts are provided on the back of the cover plate member. The first housing and the second housing jointly form a positioning port cooperating with the positioning posts. The positioning port is located at the rear side of the receiving space, and the first side wall and the second side wall are located on the left and right sides of the receiving space.

8. The air compressor according to claim 7, wherein The manifold assembly further includes a pressure regulating knob, a quick connector corresponding to the pressure regulating knob, a main extension pipe, and a pressure relief valve. The pressure regulating knob is used to adjust the output air pressure of the quick connector. The quick connector is located at one end of the main extension pipe, and the pressure relief valve is located at the end of the main extension pipe away from the quick connector.

9. The air compressor according to claim 8, wherein The manifold assembly further includes a first pressure gauge and a second pressure gauge. The first pressure gauge is used to display the air pressure in the gas storage tank, and the second pressure gauge is used to display the output air pressure of the quick connector. The first pressure gauge and the second pressure gauge are located on the upper side of the main extension pipe. The cover plate member is provided with a first dial opening for receiving the first pressure gauge and a second dial opening for receiving the second pressure gauge. With the first fixing portion (4) and the second fixing portion (5) fastened together up and down by a first fastener, the manifold assembly is fixed relative to the gas storage tank and the component gas transmission pipe of the manifold assembly is docked with the storage tank gas transmission pipe.

10. The air compressor according to claim 9, characterized in that, A first fixing portion (33) is provided on the side of the main extension pipe away from the gas storage tank, and a second fixing portion (34) is provided on the side of the port of the pressure regulating knob away from the gas storage tank. A first threaded hole is provided on the end face of the first fixing portion (33), and a second threaded hole is provided on the end face of the second fixing portion (34). A first stepped hole corresponding to the first threaded hole is provided on the cover plate member, and a second stepped hole corresponding to the second threaded hole is provided on the cover plate member. The first fixing portion (33) and the first stepped hole are matched by a third fastener, and the second fixing portion (34) and the second stepped hole are matched by a fourth fastener. A first reinforcing rib plate fixed to the main extension pipe is fixedly provided on the first fixing portion (33), and a second reinforcing rib plate fixed to the main extension pipe is fixedly provided between the first fixing portion (33) and the second fixing portion (34). The first reinforcing rib plate and the second reinforcing rib plate are used to fix the first fixing portion (33) and the second fixing portion (34).

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