CN216229349U

CN216229349U - Harmless portable repair tools of new energy automobile

Info

Publication number: CN216229349U
Application number: CN202123033643.0U
Authority: CN
Inventors: 任城龙; 杨广
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-04
Filing date: 2021-12-04
Publication date: 2022-04-08
Anticipated expiration: 2031-12-04

Abstract

The utility model discloses a nondestructive portable maintenance tool for a new energy automobile, belongs to the field of new energy automobile maintenance, and solves the problem that when an existing cross wrench is used for disassembling or assembling automobile bolts, the bolts are taken out or placed in bolt holes through weak magnetism of the wrench, and the operation process is inconvenient; this scheme is dismantled the back with the bolt at cross spanner, make negative pressure switch open through pressing down the inner core body, and then make negative pressure jar and negative pressure hole switch-on, make negative pressure hole department in the negative pressure state, and then adsorb the bolt gasket at cross spanner's montant dismantlement end, and simultaneously, the bolt is arranged in the hexagon socket head and is fallen by the restriction of bolt gasket, then, loosen the inner core body can, afterwards, remove cross spanner and can tak away bolt and bolt gasket, the assembly process of bolt and bolt gasket is opposite with the dismantlement process.

Description

Harmless portable repair tools of new energy automobile

Technical Field

The utility model belongs to the field of new energy automobile maintenance, and particularly relates to a nondestructive portable maintenance tool for a new energy automobile.

Background

The cross wrench is a common automobile maintenance tool and can be used for disassembling or assembling automobile bolts, but the existing cross wrench only adopts a cross structure formed by a vertical rod and a transverse rod, and only simply sleeves the bolt outside to screw the bolt so as to disassemble or assemble the bolt, but in the automobile bolt, the environment of part of the bolt is narrow, although the bolt can be screwed by the cross wrench, in the screwing process, the bolt is taken out or aligned and placed in a bolt hole through weak magnetism between the wrench and the bolt, the bolt is easy to fall off due to shaking and collision of the wrench, the operation is very inconvenient, and the bolt gasket is more troublesome to take out or install, so that the utility model provides a new energy automobile nondestructive portable maintenance tool.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that when the existing cross wrench is used for disassembling or assembling automobile bolts, the bolts are taken out or placed in bolt holes through weak magnetism of the wrench, and the operation process is inconvenient, the utility model provides a nondestructive and convenient maintenance tool for a new energy automobile.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a harmless portable repair tools of new energy automobile, including the cross spanner, the cross spanner is the cruciform structure who comprises montant and horizontal pole, the one end of montant is for dismantling the end and dismantle the end and be provided with interior hexagonal groove, the other end of montant is connected with negative pressure joint, the terminal surface of montant has been seted up and has been run through its axial negative pressure hole, negative pressure hole and negative pressure joint switch-on each other, the circumferencial direction array of negative pressure hole edge montant is provided with multiunit and interior hexagonal groove and is located in the middle of the multiunit negative pressure hole, negative pressure joint's end is provided with negative pressure adsorption apparatus and constructs, negative pressure adsorption apparatus constructs and is used for dismantling the bolt and adsorb the bolt gasket through the negative pressure mode when contacting at the dismantlement end of montant.

Further, the negative pressure adsorption mechanism is including installing the negative pressure jar at negative pressure joint end, and negative pressure jar inside is the negative pressure state, is provided with the negative pressure switch that is used for putting through between the negative pressure jar and the negative pressure joint or shutoff between the two.

Further, the negative pressure switch comprises an outer casing and an inner core body;

one end of the outer housing is open, the other end of the outer housing is closed, two parallel side surfaces of the outer housing are both provided with connecting holes, the two connecting holes are coaxially arranged, one connecting hole is communicated with the tail end of the negative pressure joint, and the other connecting hole is communicated with the negative pressure tank;

one end of the inner core body is positioned in the outer housing, the other end of the inner core body extends out of the outer housing, the inner core body is provided with a connecting through hole, the connecting through hole and the connecting hole are positioned on the same straight line, the extending direction of the straight line is parallel to the extending direction of the inner cavity of the outer housing, and in an initial state, the connecting hole is positioned on one side of the connecting hole facing the opening end of the outer housing;

and a guide connecting piece which is used for forming sliding guide fit with the guide direction parallel to the extension direction of the inner cavity of the outer cover shell is arranged between the outer cover shell and the inner core body.

Furthermore, the side of the outer housing is provided with a connecting lug sleeve, the end part of the inner core body extending out of the outer housing is provided with an installation bulge, the guiding connecting piece comprises a guide rod, the guiding direction of the guide rod is parallel to the extending direction of the inner cavity of the outer housing, the guide rod is installed on the installation bulge, the tail end of the guide rod is provided with a limiting ring in sliding connection between the connecting lug sleeve and the guide rod, and the outer sleeve of the guide rod is provided with a spring a positioned between the installation bulge and the connecting lug sleeve.

Furthermore, a connecting pipe a and a connecting pipe b are arranged outside the negative pressure tank, a pressure gauge is arranged on the connecting pipe a, a resetting member is arranged on the connecting pipe b, the pressure gauge is used for detecting the pressure in the negative pressure tank, and the resetting member is used for enabling the negative pressure value in the negative pressure tank to be restored to a preset value.

Further, the reset component comprises a one-way valve a arranged at the tail end of the connecting pipe b, the tail end of the one-way valve a is connected with a reset pipe, the tail end of the reset pipe is connected with a one-way valve b, the one-way valve a is used for enabling air in the connecting pipe b to flow into the reset pipe in a one-way mode, and the one-way valve b is used for enabling air in the reset pipe to flow into the outside in a one-way mode;

the outer circular surface of the reset tube is radially provided with a connecting slide rod and a pump tube, the pump tube is communicated with the reset tube, a reset rod is sleeved in the pump tube, one end of the reset rod is positioned in the pump tube, the other end of the reset rod extends out of the pump tube and is provided with a pressure plate, and the reset rod and the pump tube form sealed sliding guide fit;

the pressing plate is connected with the connecting sliding rod in a sliding mode, an external step is arranged at the tail end of the connecting sliding rod, and a spring b located between the pressing plate and the external step is sleeved outside the connecting sliding rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the scheme, after the cross wrench is used for disassembling the bolt, the inner core body is pressed to open the negative pressure switch, so that the negative pressure tank is communicated with the negative pressure hole, the negative pressure hole is in a negative pressure state, the bolt gasket is adsorbed at the vertical rod disassembling end of the cross wrench, meanwhile, the bolt is positioned in the inner hexagonal groove and is limited by the bolt gasket to fall off, then, the inner core body is loosened, then, the cross wrench can be moved to take away the bolt and the bolt gasket, the assembling process of the bolt and the bolt gasket is opposite to the disassembling process, and the problems that the bolt is not easy to take away and the bolt is not easy to place in the bolt hole after the bolt is disassembled by the existing cross wrench are solved;

2. the pressure in the negative pressure tank is detected through the pressure gauge, the negative pressure value in the negative pressure tank is restored to the preset value through the resetting component, the negative pressure value of the negative pressure switch or the negative pressure tank is restored, the pressing action is achieved, the operation is simple and convenient, and the use of the cross wrench is not influenced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the cross wrench of the present invention engaged with an automotive component;

FIG. 2 is a schematic view of the cross wrench of the present invention engaged with an automotive bolt;

FIG. 3 is a schematic view of the cross wrench of the present invention engaged with a vehicle bolt;

FIG. 4 is a schematic structural view of the cross wrench of the present invention;

FIG. 5 is a schematic structural view of the cross wrench of the present invention;

FIG. 6 is a schematic structural view of the negative pressure suction mechanism and the restoring member according to the present invention;

FIG. 7 is an exploded view of the negative pressure switch of the present invention;

FIG. 8 is a schematic structural view of the negative pressure tank and the restoring member according to the present invention;

fig. 9 is a cross-sectional view of a reducing member of the present invention;

fig. 10 is a partial exploded view of the reducing member of the present invention.

Reference numerals:

10. a cross wrench; 11. a negative pressure joint; 12. an inner hexagonal groove; 13. a negative pressure hole; 20. a negative pressure adsorption mechanism; 21. an outer casing; 22. connecting holes; 23. an inner core body; 24. connecting through holes; 25. a guide bar; 26. a spring a; 27. a negative pressure tank; 28. a connecting pipe; 29. a pressure gauge; 30. a reset member; 31. a one-way valve a; 32. a reset tube; 33. a check valve b; 34. connecting a sliding rod; 35. pressing a plate; 36. a spring b; 37. a pump tube; 38. a reset rod.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-5, a nondestructive portable repair tool for a new energy automobile, including a cross wrench 10, the cross wrench 10 is a cross structure composed of a vertical rod and a cross rod, one end of the vertical rod is connected with a negative pressure joint 11, the other end is provided with an inner hexagonal groove 12 for a disassembly end and a disassembly end, a negative pressure hole 13 running through the vertical rod is formed in the end surface of the vertical rod, the negative pressure hole 13 is communicated with the negative pressure joint 11, the negative pressure hole 13 is provided with multiple groups along the circumferential direction array of the vertical rod, the inner hexagonal groove 12 is located in the middle of the multiple groups of negative pressure holes 13, the tail end of the negative pressure joint 11 is provided with a negative pressure adsorption mechanism 20, the negative pressure adsorption mechanism 20 is used for adsorbing a bolt gasket in a negative pressure mode when the disassembly end of the vertical rod disassembles the bolt and contacts the bolt gasket, and then the bolt gasket and the bolt are taken out smoothly.

As shown in fig. 6 to 8, the negative pressure adsorption mechanism 20 includes a negative pressure tank 27 mounted at the end of the negative pressure connector 11, the negative pressure tank 27 is in a negative pressure state, and a negative pressure switch for connecting or blocking the negative pressure tank 27 and the negative pressure connector 11 is arranged between the two.

As shown in fig. 7, the negative pressure switch includes an outer cover 21 and an inner core 23.

One end of the outer housing 21 is open, the other end is closed, the two parallel side surfaces of the outer housing 21 are provided with connecting holes 22, the two connecting holes 22 are coaxially arranged, one connecting hole 22 is communicated with the tail end of the negative pressure joint 11, and the other connecting hole is communicated with the negative pressure tank 27.

One end of the inner core body 23 is positioned in the outer casing 21, the other end of the inner core body extends out of the outer casing 21, a connecting hole 24 is formed in the inner core body 23, the connecting hole 24 and the connecting hole 22 are positioned on the same straight line, the extending direction of the straight line is parallel to the extending direction of the inner cavity of the outer casing 21, and in an initial state, the connecting hole 24 is positioned on one side, facing the opening end of the outer casing 21, of the connecting hole 22.

A guiding connecting piece which is used for forming sliding guiding fit with a guiding direction parallel to the extending direction of the inner cavity of the outer cover shell 21 is arranged between the outer cover shell 21 and the inner core body 23.

Specifically, the side of the outer housing 21 is provided with a connecting ear cover, the end of the inner core body 23 extending out of the outer housing 21 is provided with a mounting protrusion, the guiding connector comprises a guide rod 25, the guiding direction of the guide rod 25 is parallel to the extending direction of the inner cavity of the outer housing 21, the guide rod 25 is mounted on the mounting protrusion, the connecting ear cover is slidably connected with the guide rod 25, the tail end of the guide rod 25 is provided with a limit ring, and the outer sleeve of the guide rod 25 is provided with a spring a26 positioned between the mounting protrusion and the connecting ear cover.

The inner core body 23 is pressed, the connecting hole 24 can be moved to be connected with the connecting hole 22, the spring a26 is compressed, and the negative pressure tank 27 is in a negative pressure state, so that the negative pressure pipe 27, the connecting hole 22, the connecting hole 24, the negative pressure joint 11 and the negative pressure hole 13 are in a negative pressure state finally, the bolt gasket is adsorbed at the detaching end of the vertical rod, and at the moment, the bolt is positioned in the inner hexagonal groove 12 and is limited by the bolt gasket to fall off;

the inner core body 23 is loosened, the elastic force of the spring a26 is released, the inner core body 23 is reset, the connecting hole 24 is separated from the connecting hole 22, at the moment, the negative pressure joint 11 and the negative pressure hole 13 are still in a negative pressure state, and the bolt gasket is still adsorbed at the detaching end of the vertical rod;

the cross wrench 10 is removed, the bolt washer and the bolt are taken away, the negative pressure joint 11 and the negative pressure hole 13 are restored to the normal pressure state, and the negative pressure tank 27 is still in the negative pressure state, but the negative pressure value, namely the pressure difference between the negative pressure value and the atmospheric pressure is reduced, so that the negative pressure adsorption capacity is weakened in the next use process, and the negative pressure value in the negative pressure tank 27 needs to be restored again.

As shown in fig. 8, the outside of the negative pressure tank 27 is provided with a connection pipe 28, and the connection pipe 28 is provided with two sets: the pressure gauge 29 is arranged on the connecting pipe a, the reset member 30 is arranged on the connecting pipe b, the pressure gauge 29 is used for detecting the pressure in the negative pressure tank 27, the reset member 30 is used for restoring the negative pressure value in the negative pressure tank 27 to the preset value, and the pressure gauge 29 is realized by the prior art and is not described again.

As shown in fig. 9 to 10, the restoring member 30 includes a check valve a31 installed at the end of a connection tube b, a restoring tube 32 connected to the end of the check valve a31, and a check valve b33 connected to the end of the restoring tube 32.

The check valve a31 and the check valve b32 are implemented by the existing check valve technology, and the structure thereof is shown in fig. 9, which is not described again, wherein the check valve a31 is used for making the air in the connecting tube b flow into the reset tube 32 in a one-way manner, and the check valve b33 is used for making the air in the reset tube 32 flow into the outside in a one-way manner.

The outer circular surface of the reset tube 32 is provided with a connecting slide rod 34 and a pump tube 37 along the radial direction, wherein the pump tube 37 is communicated with the reset tube 32, the pump tube 37 is internally sleeved with a reset rod 38, one end of the reset rod 38 is positioned in the pump tube 37, the other end of the reset rod 38 extends out of the pump tube 37 and is provided with a pressure plate 35, and the reset rod 38 and the pump tube 37 form a sealed sliding guide fit.

The pressing plate 35 is connected with the connecting sliding rod 34 in a sliding mode, an external step is arranged at the tail end of the connecting sliding rod 34, and a spring b36 located between the pressing plate 35 and the external step is sleeved outside the connecting sliding rod 34.

The pressure plate 35 is shifted to enable the pressure plate 35 to move away from the reset tube 32, the spring b36 is compressed, the pressure plate 35 moves to pull the reset rod 38 to move synchronously, the volume of a region formed by the pump tube 37 and the reset tube 32 is increased, the pressure is reduced, the reset tube 32 is in a negative pressure state, the pressure difference between the reset tube 32 and the atmospheric pressure is larger than that between the negative pressure tank 27 and the atmospheric pressure, even if the pressure difference for opening the one-way valve a31 is formed between the reset tube 32 and the negative pressure tank 27, the air in the negative pressure tank 27 flows into the reset tube 32 until the reset tube 32 and the negative pressure tank 27 are balanced, and the negative pressure value in the negative pressure tank 27 is recovered;

the pressure plate 35 is released, the spring b36 releases the elastic force to reset the pressure plate 35, the reset rod 38 is pulled by the movement of the reset plate 35 when the pressure plate 35 is reset to move synchronously, the volume of the area formed by the pump tube 37 and the reset tube 32 is recovered, the pressure is increased, the area is in a positive pressure state, the check valve b36 is opened, and the air in the reset tube 32 is discharged through the check valve b36 until the reset tube 32 is recovered to the normal pressure.

The working principle of the utility model is as follows:

the dismounting process of the automobile bolt comprises the following steps:

the bolt is disassembled through the cross wrench 10, and in the disassembling process, the bolt gasket is contacted with the disassembling end of the vertical rod in the cross wrench 10;

after the bolt is disassembled, the inner core body 23 is pressed, the through hole 24 can be moved to be communicated with the connecting hole 22, the spring a26 is compressed, the negative pressure pipe 27, the connecting hole 22, the through hole 24, the negative pressure joint 11 and the negative pressure hole 13 are all in a negative pressure state due to the fact that the inside of the negative pressure tank 27 is in a negative pressure state, the bolt gasket is further adsorbed at the disassembling end of the vertical rod, the inner core body 23 is loosened, the elastic force of the spring a26 is released, the inner core body 23 is reset, the through hole 24 is separated from the connecting hole 22, at the moment, the negative pressure joint 11 and the negative pressure hole 13 are still in a negative pressure state, the bolt gasket is still adsorbed at the disassembling end of the vertical rod, the bolt gasket is adsorbed at the disassembling end of the vertical rod, and the bolt gasket is limited to be located in the inner hexagonal groove 12;

the cross wrench 10 is moved out, the bolt gasket and the bolt are taken away, at the moment, the negative pressure joint 11 and the negative pressure hole 13 are restored to the normal pressure state, the negative pressure tank is still in the negative pressure state, but the negative pressure value, namely the pressure difference between the negative pressure tank and the atmospheric pressure is reduced;

the assembling process of the automobile bolt is opposite to the disassembling process of the automobile bolt, and the details are not described herein.

The negative pressure value of the negative pressure tank 27 is recovered, and the process of waiting for the next operation is as follows:

In the embodiments provided by the present invention, it should be understood that the disclosed apparatus, device and method can be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is only one logical functional division, and there may be other divisions when the actual implementation is performed; the modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the method of the embodiment.

It will also be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.

Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the system claims may also be implemented by one unit or means in software or hardware. The terms second, etc. are used to denote self-contained vehicular sound collection devices and do not denote any particular order.

Finally, it should be noted that the above examples are only intended to illustrate the technical process of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical process of the present invention without departing from the spirit and scope of the technical process of the present invention.

Claims

1. The utility model provides a harmless portable repair tools of new energy automobile, includes cross spanner (10), and cross spanner (10) are the cruciform structure of compriseing montant and horizontal pole, and the one end of montant is served and is provided with interior hexagonal groove (12) for dismantling the end and dismantle the end, its characterized in that, the other end of montant is connected with negative pressure joint (11), and the terminal surface of montant is seted up and is run through its axial negative pressure hole (13), and negative pressure hole (13) and negative pressure joint (11) switch-on each other, and negative pressure hole (13) are provided with multiunit and interior hexagonal groove (12) along the circumferencial direction array of montant and are located in the middle of multiunit negative pressure hole (13), and the end of negative pressure joint (11) is provided with negative pressure adsorption apparatus (20), and negative pressure adsorption apparatus (20) are used for dismantling the bolt and adsorb the bolt gasket through the negative pressure mode when contacting at the dismantlement end of montant.

2. The nondestructive portable maintenance tool for the new energy automobile is characterized in that the negative pressure adsorption mechanism (20) comprises a negative pressure tank (27) installed at the tail end of the negative pressure joint (11), the inside of the negative pressure tank (27) is in a negative pressure state, and a negative pressure switch used for connecting or blocking the negative pressure tank (27) and the negative pressure joint (11) is arranged between the negative pressure tank (27) and the negative pressure joint.

3. The nondestructive portable maintenance tool for the new energy automobile is characterized in that the negative pressure switch comprises an outer casing (21) and an inner core body (23);

one end of the outer housing (21) is open, the other end of the outer housing is closed, two parallel side surfaces of the outer housing (21) are provided with connecting holes (22), the two connecting holes (22) are coaxially arranged, one connecting hole (22) is communicated with the tail end of the negative pressure joint (11), and the other connecting hole is communicated with the negative pressure tank (27);

one end of the inner core body (23) is positioned in the outer casing (21), the other end of the inner core body extends out of the outer casing (21), a connecting through hole (24) is formed in the inner core body (23), the connecting through hole (24) and the connecting hole (22) are positioned on the same straight line, the extending direction of the straight line is parallel to the extending direction of the inner cavity of the outer casing (21), and in an initial state, the connecting through hole (24) is positioned on one side, facing the opening end of the outer casing (21), of the connecting hole (22);

and a guide connecting piece which is used for forming sliding guide fit with the guide direction parallel to the extension direction of the inner cavity of the outer cover shell (21) is arranged between the outer cover shell (21) and the inner core body (23).

4. The nondestructive portable maintenance tool of new energy automobile according to claim 3, characterized in that, the side of outer housing (21) is provided with connecting ear cover, the end of inner core body (23) extending out of outer housing (21) is provided with installation protrusion, the guiding connector comprises guide rod (25), the guiding direction of guide rod (25) is parallel to the extending direction of inner cavity of outer housing (21) and guide rod (25) is installed on installation protrusion, sliding connection between connecting ear cover and guide rod (25) and the end of guide rod (25) is provided with a spacing ring, the outer cover of guide rod (25) is provided with spring a (26) between installation protrusion and connecting ear cover.

5. The nondestructive portable maintenance tool for the new energy automobile is characterized in that a connecting pipe a and a connecting pipe b are arranged outside the negative pressure tank (27), a pressure measuring instrument (29) is arranged on the connecting pipe a, a resetting member (30) is arranged on the connecting pipe b, the pressure measuring instrument (29) is used for detecting the pressure in the negative pressure tank (27), and the resetting member (30) is used for restoring the negative pressure value in the negative pressure tank (27) to a preset value.

6. The nondestructive portable maintenance tool for the new energy automobile is characterized in that the reset member (30) comprises a one-way valve a (31) installed at the end of the connecting pipe b, the end of the one-way valve a (31) is connected with a reset pipe (32), the end of the reset pipe (32) is connected with a one-way valve b (33), the one-way valve a (31) is used for enabling the air in the connecting pipe b to flow into the reset pipe (32) in a one-way mode, and the one-way valve b (33) is used for enabling the air in the reset pipe (32) to flow into the outside in a one-way mode;

a connecting sliding rod (34) and a pump pipe (37) are radially arranged on the outer circular surface of the reset pipe (32), the pump pipe (37) and the reset pipe (32) are communicated with each other, a reset rod (38) is sleeved in the pump pipe (37), one end of the reset rod (38) is positioned in the pump pipe (37), the other end of the reset rod extends out of the pump pipe (37) and is provided with a pressing plate (35), and a sealed sliding guide fit is formed between the reset rod (38) and the pump pipe (37);

the pressing plate (35) is connected with the connecting sliding rod (34) in a sliding mode, an external step is arranged at the tail end of the connecting sliding rod (34), and a spring b (36) located between the pressing plate (35) and the external step is sleeved outside the connecting sliding rod (34).