Welding and fixing tool for double gas storage tanks

Abstract

The utility model belongs to the technical field of gas storage processing equipment, and particularly relates to a welding and fixing tool for double gas storage tanks, which comprises a rack, and two base limiting structures used for longitudinally placing gas tank bases are distributed on the rack side by side front and back. Two gas tank support assemblies used for supporting a single gas storage tank transversely arranged above the gas tank base are distributed on the rack side by side in the left-right direction. A front support assembly, a middle support assembly and a rear support assembly are arranged on the portion, between the two gas tank support assemblies, of the rack, wherein the front support assembly, the middle support assembly and the rear support assembly are used for erecting a front connecting plate, a middle mounting base and a rear communicating pipe which are connected between the two gas tanks respectively. The welding fixture is reasonable in design and stable in structural support, the positions of the gas tank base, the gas storage tank, the front connecting plate, the middle mounting seat and the rear communicating pipe are respectively fixed for subsequent welding operation, and the consistency of the welded product structure can be ensured.

Description

Technical field:

[0001] The utility model belongs to the technical field of gas storage processing equipment, in particular to a welding fixing tool for a double gas storage tank. Background technology:

[0002] The existing Chinese utility model patent (authorization announcement number CN207455178U) discloses a double-sided gas storage tank, which includes a first tank body and a second tank body, the first tank body and the second tank body are fixedly connected by a connecting plate, the connecting plate is respectively provided with a transverse through hole area and a longitudinal through hole area, the transverse through hole area includes a plurality of transverse through holes arranged at intervals, the longitudinal through hole area includes a plurality of longitudinal through holes arranged at intervals, the first tank body is provided with a first pipe connection at the top, the first tank body is provided with a second pipe connection at the bottom, the second tank body is provided with a third pipe connection at the top, the second tank body is provided with a fourth pipe connection at the side, and the first tank body and the second tank body are provided with a fixed base at the bottom. That is, by combining and fixing the two tank bodies together, the gas storage capacity is effectively increased, and the connecting plate on the top of the tank body can be used to fix various gas-using equipment.

[0003] However, in the actual processing of this structure, it is necessary to weld various connecting structures between the two tank bodies, such as the connecting plates, fixed bases, handrails, connecting brackets and other component structures disclosed in the above-mentioned existing documents. However, the existing technology lacks tooling for fixing the tank bodies and various component structures, and cannot effectively locate the matching positions between the parts, resulting in differences in the products obtained after each welding, and cannot be effectively assembled with other existing gas-using equipment. Summary of the invention:

[0004] The purpose of the utility model is to provide a welding fixing tool for a double gas tank, which can respectively fix the position of the gas tank base, the gas tank, the front connecting plate, the middle mounting seat and the rear connecting pipe for subsequent welding operations, thereby ensuring that the product structure after welding can maintain consistency.

[0005] The utility model is achieved in this way:

[0006] A welding and fixing tool for double gas tanks includes a stand, on which two base limiting structures for longitudinally placing the gas tank base are arranged side by side in front and back, and two gas tank bracket assemblies for respectively supporting a single gas tank laterally arranged above the gas tank base are arranged side by side in left and right on the stand, and a front bracket assembly, a middle bracket assembly and a rear bracket assembly for respectively supporting a front connecting plate, a middle mounting seat and a rear connecting pipe connected between the two gas tanks are arranged on the stand located between the two gas tank bracket assemblies.

[0007] In the above-mentioned welding and fixing tool for double gas storage tanks, a handle support assembly for mounting a handle grip is provided on a stand located outside the front end of each gas storage tank.

[0008] In the above-mentioned welding and fixing tooling for a double gas tank, the grip rod bracket assembly includes a grip rod support base and a grip rod welding cylinder fixed on a stand, the grip rod support base is provided with a front end opening groove for placing the front end of the handle grip rod, the telescopic end of the grip rod welding cylinder is arranged toward the gas tank and is provided with a limit baffle, the limit baffle is provided with a rear end opening groove with an opening toward the gas tank and for inserting the rear end of the handle grip rod.

[0009] In the above-mentioned welding and fixing tool for double gas storage tanks, the base limiting structure includes more than two positioning protrusions arranged on the stand, and the gas tank base is provided with positioning sockets for the positioning protrusions to be plugged and matched.

[0010] In the above-mentioned welding and fixing tooling for a double gas tank, the end of the gas tank base is connected to the gas tank via an inclined welding fixing plate, a clamping cylinder with a telescopic end arranged along the axial direction of the gas tank is fixed on the stand, a clamping plate is fixed on the telescopic end of the clamping cylinder, and a clamping through groove for tight fitting and insertion of the welding fixing plate is provided on the outer wall of the clamping plate.

[0011] In the above-mentioned welding and fixing tooling for a double gas tank, the gas tank bracket assembly includes front and rear supporting upright plates arranged on a stand, the top surface of the supporting upright plates is provided with an arc-shaped through groove that can fit with the outer wall surface of the gas tank, the front and rear ends of the gas tank are respectively placed in the arc-shaped through grooves of the corresponding supporting upright plates, each gas tank is provided with a drainage hole with its port vertically facing downward, the stand is provided with a positioning column that can be inserted into the drainage hole from bottom to top, each gas tank is provided with a ventilation port with its port vertically facing upward, and the two ends of the fixed connecting plate are respectively provided with plunger bosses that are inserted into the ventilation port of the corresponding side gas tank.

[0012] In the above-mentioned welding and fixing tooling for a double gas tank, the front bracket assembly includes a front support plate fixed on a stand, and the top surface of the front support plate is provided with more than two front positioning bosses, and the front connecting plate is provided with positioning through holes that can be plugged and matched with the front positioning bosses and correspond one to one. A clamping cylinder is provided on the stand located on one side of the front support plate, and the telescopic end of the clamping cylinder is hinged with the bottom end of the clamping rod, and the middle part of the clamping rod is hinged with the outer wall surface of the clamping cylinder through the hinge rod, and the top end of the clamping rod is a free end, and it can be flipped downward to abut against the top surface of the front connecting plate fixed on the front support plate.

[0013] In the above-mentioned welding and fixing tooling for a double gas storage tank, the intermediate bracket assembly includes a limiting vertical plate fixed on the stand, and more than two intermediate columns staggered and distributed on the stand, and a plurality of strip-shaped through holes are provided on the intermediate mounting seat, and different intermediate columns correspond to the positions of one of the strip-shaped through holes respectively, and the top surfaces thereof are provided with limiting protrusions that can be inserted into the corresponding strip-shaped through holes, and the limiting vertical plate is provided with a limiting step for one end of the intermediate mounting seat to be placed and the end face to be abutted.

[0014] In the above-mentioned welding and fixing tooling for a double gas tank, the rear bracket assembly includes a rear support plate fixed on a stand, the rear connecting pipe is in a U-shaped structure, and a rear support through groove is provided on the top surface of the rear support plate for placing the U-shaped middle part of the rear connecting pipe.

[0015] In the above-mentioned welding and fixing tooling for a double gas tank, limit plates are provided on the stands located on the opposite sides of the rear ends of the two gas tanks, and a step structure is formed on the top of the limit plate. The bottom surface of the step structure is for placing a fixed connecting block, and a limiting gap for limiting the width of the fixed connecting block is formed between the side wall surface and the corresponding gas tank. The fixed connecting block is an inverted U-shaped structure, and the bottom surface of the step structure extends upward to form a U-shaped protrusion that can fit with the U-shaped inner wall of the fixed connecting block.

[0016] The outstanding advantages of the utility model compared with the prior art are:

[0017] The utility model has a reasonable design and a stable structural support. The gas tank base, the gas storage tank, the front connecting plate, the middle mounting seat and the rear connecting pipe are respectively fixed in position for subsequent welding operations, thereby ensuring that the product structure after welding can remain consistent. Description of the drawings:

[0018] Figure 1 The utility model is an overall three-dimensional Figure 1 ;

[0019] Figure 2 The utility model is an overall three-dimensional Figure 2 ;

[0020] Figure 3 It is an overall three-dimensional diagram of the utility model without a gas storage tank.

[0021] In the figure: 1. stand; 2. gas tank base; 3. gas storage tank; 4. front connecting plate; 5. middle mounting seat; 6. rear connecting pipe; 7. handle grip; 8. grip support seat; 9. grip welding cylinder; 10. front end opening groove; 11. limit baffle; 12. rear end opening groove; 13. positioning protrusion; 14. welding fixing plate; 15. clamping cylinder; 16. clamping through groove; 17. supporting vertical plate; 18. arc through groove; 19. positioning plug column; 20. fixed connecting plate; 21. front supporting plate; 22. clamping cylinder; 23. clamping rod; 24. hinge rod; 25. limit vertical plate; 26. middle column; 27. strip through hole; 28. limit protrusion; 29. ​​limit step; 30. rear supporting plate; 31. rear supporting through groove; 32. limit plate; 33. fixed connecting block; 34. U-shaped protrusion. Specific implementation method:

[0022] The present invention is further described below with reference to specific embodiments. Figure 1 —3:

[0023] A welding and fixing tool for double gas tanks includes a stand 1, on which two base limiting structures for longitudinally placing a gas tank base 2 are arranged side by side in front and back, and two gas tank bracket assemblies for respectively erecting a single gas tank 3 horizontally arranged above the gas tank base 2 are arranged side by side in left and right on the stand 1. The stand 1 located between the two gas tank bracket assemblies is provided with a front bracket assembly, an intermediate bracket assembly and a rear bracket assembly, which respectively erect a front connecting plate 4, an intermediate mounting seat 5 and a rear connecting pipe 6 for connecting between the two gas tanks 3.

[0024] The utility model has a reasonable design and a stable structural support. The gas tank base 2, the gas storage tank 3, the front connecting plate 4, the middle mounting seat 5 and the rear connecting pipe 6 are respectively fixed in position for subsequent welding operations, thereby ensuring that the product structure after welding can maintain consistency.

[0025] Furthermore, in order to fix the position of the handle grip 7 and the gas tank 3, a grip bracket assembly for mounting the handle grip 7 is provided on the stand 1 located outside the front end of each gas tank 3.

[0026] It should be noted that the gas tank bracket assembly, the grip bracket assembly, the front bracket assembly, the middle bracket assembly and the rear bracket assembly can directly use common clamps and cylinders to clamp and fix the corresponding parts;

[0027] In this embodiment, the specific structure of the grip support assembly is as follows: the grip support assembly includes a grip support seat 8 and a grip welding cylinder 9 fixed on the stand 1, the grip support seat 8 is provided with a front end opening slot 10 for placing the front end of the handle grip 7, the telescopic end of the grip welding cylinder 9 is arranged toward the gas tank 3 and is provided with a limit baffle 11, and the limit baffle 11 is provided with a rear end opening slot 12 with an opening toward the gas tank 3 and for inserting the rear end of the handle grip 7. That is, the front end opening slot 10 and the rear end opening slot 12 realize the axial fixation of the handle grip 7, and the telescopic end of the grip welding cylinder 9 can facilitate the placement of the handle grip 7.

[0028] Furthermore, the base limiting structure can be a limiting groove directly opened on the stand 1. In the present embodiment, the base limiting structure includes more than two positioning protrusions 13 arranged on the stand 1, and the gas tank base 2 is provided with a positioning socket for the positioning protrusions 13 to be plugged in and matched.

[0029] In addition, considering that the gas tank 3 is a cylindrical structure, it is inconvenient to directly weld the gas tank base 2 and the gas tank 3. Therefore, in the present embodiment, the end of the gas tank base 2 is connected to the gas tank 3 by an inclined welding fixing plate 14, and a clamping cylinder 15 with a telescopic end arranged along the axial direction of the gas tank 3 is fixed on the stand 1, and a clamping plate is fixed on the telescopic end of the clamping cylinder 15, and a clamping groove 16 for tight fitting and plugging of the welding fixing plate 14 is provided on the outer wall of the clamping plate.

[0030] Correspondingly, in the present embodiment, the specific structure adopted by the gas tank bracket assembly is as follows: the gas tank bracket assembly includes support uprights 17 arranged on the stand 1 at the front and rear ends, and an arc-shaped through groove 18 which can fit with the outer wall surface of the gas tank 3 is formed on the top surface of the support uprights 17, and the front and rear ends of the gas tank 3 are respectively placed in the arc-shaped through groove 18 of the corresponding support uprights 17. At the same time, in order to fix the axial position of the gas tank 3, each gas tank 3 is provided with a drainage hole with its port vertically downward, and the stand 1 is provided with a positioning column 19 which can be inserted into the drainage hole from bottom to top, and each gas tank 3 is provided with a ventilation port with its port vertically upward, and the two ends of the fixed connecting plate 20 are respectively provided with plunger bosses in the ventilation port of the corresponding side gas tank 3.

[0031] Furthermore, in the present embodiment, the specific structure adopted by the front bracket assembly is as follows: the front bracket assembly includes a front support plate 21 fixed on the stand 1, and the top surface of the front support plate 21 is provided with more than two front positioning bosses, and the front connecting plate 4 is provided with positioning through holes that can be plugged and matched with the front positioning bosses and correspond one to one, and a clamping cylinder 22 is provided on the stand 1 located on one side of the front support plate 21, and the telescopic end of the clamping cylinder 22 is hinged with the bottom end of the clamping rod 23, and the middle part of the clamping rod 23 is hinged with the outer wall surface of the clamping cylinder 22 through the hinge rod 24, and the top end of the clamping rod 23 is a free end, and it can be flipped downward to abut against the top surface of the front connecting plate 4 fixed on the front support plate 21. Among them, the front connecting plate 4 is first fixed in position with the two gas tanks 3 by plugging and fitting between the positioning through holes and the positioning protrusions 13, and then the telescopic movement of the clamping cylinder 22 drives the clamping rod 23 to press down the front connecting plate 4, so that the two ends of the front connecting plate 4 can be tightly attached to the outer wall surface of the gas tank 3 on the corresponding side, which is convenient for subsequent welding operations.

[0032] Furthermore, in the present embodiment, the specific structure adopted by the intermediate bracket assembly is as follows: the intermediate bracket assembly includes a limiting plate 25 fixed on the stand 1, and more than two intermediate columns 26 staggeredly distributed on the stand 1, and the intermediate mounting seat 5 is provided with a plurality of strip-shaped through holes 27, and different intermediate columns 26 respectively correspond to the position of one of the strip-shaped through holes 27, and the top surface thereof is provided with a limiting protrusion 28 that can be inserted into the corresponding strip-shaped through hole 27, and the limiting plate 25 is provided with a limiting step 29 for one end of the intermediate mounting seat 5 to be placed and the end face to be abutted.

[0033] Furthermore, in the present embodiment, the specific structure adopted by the rear bracket assembly is as follows: the rear bracket assembly includes a rear support plate 30 fixed on the stand 1, the rear connecting pipe 6 is in a U-shaped structure, and a rear support groove 31 is provided on the top surface of the rear support plate 30 for placing the U-shaped middle part of the rear connecting pipe 6.

[0034] At the same time, in order to facilitate the stable welding of the fixed connection block 33 to the opposite side wall surfaces of the gas storage tank 3, a limiting plate 32 is provided on the stand 1 located on the opposite side of the rear end of the two gas storage tanks 3, and a step structure is formed on the top of the limiting plate 32. The bottom surface of the step structure is for the fixed connection block 33 to be placed, and a limiting gap for limiting the width of the fixed connection block 33 is formed between the side wall surface and the corresponding gas storage tank 3. The fixed connection block 33 is an inverted U-shaped structure, and the bottom surface of the step structure extends upward to form a U-shaped protrusion 34 that can fit with the U-shaped inner wall of the fixed connection block 33.

[0035] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A welding fixture for a double gas tank, characterized in that: The invention comprises a stand (1), on which two base limiting structures for longitudinally placing a gas tank base (2) are arranged side by side in front and back, and two gas tank bracket assemblies for respectively supporting a single gas storage tank (3) arranged transversely above the gas tank base (2) are arranged side by side in left and right on the stand (1), and a front bracket assembly, a middle bracket assembly and a rear bracket assembly are arranged on the stand (1) between the two gas tank bracket assemblies, which respectively support a front connecting plate (4), a middle mounting seat (5) and a rear connecting pipe (6) for connecting the two gas storage tanks (3).

2. The welding and fixing tool for double gas tanks according to claim 1 is characterized in that: A handle support assembly for mounting a handle grip (7) is provided on the stand (1) located outside the front end of each gas storage tank (3).

3. The welding and fixing tool for double gas tanks according to claim 2 is characterized in that: The grip rod support assembly comprises a grip rod support seat (8) and a grip rod welding cylinder (9) fixed on a stand (1); the grip rod support seat (8) is provided with a front end opening groove (10) for the front end of the handle grip rod (7) to be placed; the telescopic end of the grip rod welding cylinder (9) is arranged towards the direction of the gas storage tank (3) and is provided with a limit baffle (11); the limit baffle (11) is provided with a rear end opening groove (12) which opens towards the direction of the gas storage tank (3) and is provided for the rear end of the handle grip rod (7) to be inserted.

4. The welding and fixing tool for double gas tanks according to claim 1 is characterized in that: The base limiting structure comprises two or more positioning protrusions (13) arranged on the stand (1), and the gas tank base (2) is provided with positioning sockets for the positioning protrusions (13) to be plugged and matched.

5. A welding and fixing tool for double gas storage tanks according to claim 1 or 4, characterized in that: The end of the gas tank base (2) is connected to the gas storage tank (3) via an inclined welded fixing plate (14); a clamping cylinder (15) having a telescopic end arranged along the axial direction of the gas storage tank (3) is fixed on the stand (1); a clamping plate is fixed on the telescopic end of the clamping cylinder (15); and a clamping through groove (16) for the welded fixing plate (14) to be tightly fitted and plugged is provided on the outer wall of the clamping plate.

6. The dual gas tank welding fixture according to claim 1, characterized in that: The gas tank support assembly comprises support uprights (17) arranged on the stand (1) at the front and rear ends, an arcuate through groove (18) which can fit with the outer wall surface of the gas tank (3) is provided on the top surface of the support uprights (17), and the front and rear ends of the gas tank (3) are respectively placed in the arcuate through grooves (18) of the corresponding support uprights (17), and each gas tank (3) is provided with a drainage hole with its end facing vertically downward, and the stand (1) is provided with a positioning column (19) which can be inserted into the drainage hole from bottom to top, and each gas tank (3) is provided with a ventilation port with its end facing vertically upward, and the two ends of the fixed connecting plate (20) are respectively provided with plunger bosses for the plunger to be inserted in the ventilation port of the corresponding side gas tank (3).

7. The dual gas tank welding fixture according to claim 1, characterized in that: The front bracket assembly comprises a front support plate (21) fixed on the stand (1), the top surface of the front support plate (21) is provided with more than two front positioning bosses, the front connecting plate (4) is provided with positioning through holes which can be plugged and matched with the front positioning bosses and correspond one to one, a clamping cylinder (22) is provided on the stand (1) located on one side of the front support plate (21), the telescopic end of the clamping cylinder (22) is hingedly matched with the bottom end of the clamping rod (23), the middle part of the clamping rod (23) is hingedly matched with the outer wall surface of the clamping cylinder (22) through a hinge rod (24), the top end of the clamping rod (23) is a free end, and it can be turned downward to abut against the top surface of the front connecting plate (4) fixed on the front support plate (21).

8. The dual gas tank welding fixture according to claim 1, characterized in that: The intermediate support assembly comprises a limiting plate (25) fixed on the platform (1), and more than two intermediate columns (26) staggeredly distributed on the platform (1); the intermediate mounting seat (5) is provided with a plurality of strip-shaped through holes (27); different intermediate columns (26) correspond to the positions of one of the strip-shaped through holes (27), and the top surfaces of the intermediate columns are provided with limiting protrusions (28) that can be inserted into the corresponding strip-shaped through holes (27); the limiting plate (25) is provided with a limiting step (29) for one end of the intermediate mounting seat (5) to be placed and for the end face to abut against.

9. The dual gas tank welding fixture according to claim 1, characterized in that: The rear support assembly comprises a rear support plate (30) fixed on the platform (1); the rear connecting pipe (6) is in a U-shaped structure; a rear support through groove (31) is provided on the top surface of the rear support plate (30) for placing the U-shaped middle part of the rear connecting pipe (6).

10. The dual gas tank welding fixture according to claim 1, characterized in that: A limiting plate (32) is provided on the stand (1) at the opposite side of the rear ends of the two gas storage tanks (3), the top of the limiting plate (32) forms a step structure, the bottom surface of the step structure is for the fixed connection block (33) to be placed, and a limiting gap is formed between the side wall surface and the corresponding gas storage tank (3) to limit the width of the fixed connection block (33), the fixed connection block (33) is an inverted U-shaped structure, and the bottom surface of the step structure extends upward to form a U-shaped protrusion (34) that can fit with the U-shaped inner wall of the fixed connection block (33).

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