CN217878189U

CN217878189U - Air tightness detection device

Info

Publication number: CN217878189U
Application number: CN202221803171.4U
Authority: CN
Inventors: 马金凤; 薄海波; 张健
Original assignee: Tianjin Instant Automation Equipment Co ltd
Current assignee: Tianjin Instant Automation Equipment Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-22
Anticipated expiration: 2032-07-14

Abstract

The utility model relates to an automobile exhaust pipe gas tightness check out test set technical field just discloses a gas tightness check out test set, the power distribution box comprises a working box, two backup pads of downside symmetry fixedly connected with of work box, the inner wall of work box rotates and is connected with first threaded rod, the output of the right side wall fixedly connected with motor of work box and motor run through the lateral wall of work box and with first threaded rod fixed connection, the pole wall thread bush of first threaded rod is equipped with two first screw thread section of thick bamboos. The utility model discloses can detect the gas tightness of blast pipe under the condition that does not need to use the water, avoid the blast pipe to take out the mesa of can getting wet from the basin in, still need use drying equipment to dry the blast pipe, increased the problem of operating personnel work load and can be when detecting the blast pipe gas leakage, bee calling organ begins to work to make things convenient for operating personnel to judge fast whether gas leakage of blast pipe.

Description

Air tightness detection device

Technical Field

The utility model relates to an automobile exhaust pipe gas tightness detects technical field, especially relates to a gas tightness check out test set.

Background

The exhaust pipe is one part of the engine exhaust system, which mainly includes exhaust manifold, exhaust pipe and silencer, the three-correction catalytic converter for controlling the pollutant discharge of the engine is also installed in the exhaust system, the exhaust pipe includes front exhaust pipe and back exhaust pipe, the automobile exhaust corrugated pipe is also named as automobile exhaust pipe hose, it is installed in the exhaust pipe between the engine exhaust branch pipe and the silencer, making the whole exhaust system in flexible connection, thus playing the role of vibration damping and noise reduction, convenient installation and prolonging the life of the exhaust silencing system. The blast pipe of car is mostly welding after panel and tubular product processing and forms, and welding quality and sealing performance can't be guaranteed fundamentally to the pipeline that finishes, so need carry out the gas tightness to the blast pipe of production and detect, and current vehicle vent pipe gas tightness check out test set structure is complicated, and equipment cost is high, and the operation is comparatively loaded down with trivial details moreover, leads to detection efficiency lower.

The automobile exhaust pipe air tightness detection device provided by the patent publication No. CN 215296579U comprises a working platform, wherein a transparent water tank is arranged at the top of the working platform, a lifting plate is arranged above the transparent water tank, a guide rod and a first lead screw are respectively arranged on two sides of the transparent water tank, the guide rod penetrates through the lifting plate, the first lead screw is in threaded connection with the lifting plate, and a first motor is connected to the bottom end of the first lead screw; the bottom of the lifting plate is provided with an L-shaped support, the L-shaped support is provided with a supporting seat, two sides of the supporting seat are respectively provided with a sliding plate, the top ends of the two sliding plates respectively penetrate through the lifting plate, the lifting plate is provided with a long strip-shaped sliding hole for the sliding plate to penetrate through, the top of the lifting plate is provided with a second motor, the second motor is connected with a second lead screw, and the two sliding plates are respectively in threaded connection with the second lead screw; the inner sides of the two sliding plates are respectively provided with a sealing plug, an air duct penetrates through the sealing plugs, and the air duct is connected with a compressed gas generating device. The utility model relates to an automobile exhaust pipe air tightness detection device, which is convenient to operate and is beneficial to improving the detection efficiency; the device is when using, whether there is the bubble to observe in need placing the basin with the blast pipe, and blast pipe and some parts can splash some bubbles in placing the basin, influence operating personnel's observation and blast pipe take out in the basin and can get wet the mesa, still need use drying equipment to dry the blast pipe, have increased operating personnel's work load.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art detection device and when using, whether need place the blast pipe and observe in the basin whether have the bubble, some bubbles can be splashed in the basin are placed to blast pipe and some parts, influence operating personnel's observation and blast pipe take out the mesa of can getting wet from the basin in, still need use drying equipment to dry the blast pipe, increased the problem of operating personnel work load, and the gas tightness check out test set who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an air tightness detection device comprises a working box, wherein two support plates are symmetrically and fixedly connected to the lower side of the working box, a first threaded rod is connected to the inner wall of the working box in a rotating manner, a motor is fixedly connected to the right side wall of the working box, the output end of the motor penetrates through the side wall of the working box and is fixedly connected with the first threaded rod, two first threaded cylinders are sleeved on the rod wall thread of the first threaded rod, a guide plate is fixedly connected to the upper side wall of each first threaded cylinder, a guide port matched with the guide plate is formed in the upper side wall of the working box, a bearing plate is fixedly connected to the side wall of the guide plate on the right side, an air pump is fixedly connected to the upper side wall of the bearing plate and is located on the right side, a first rubber plug is fixedly connected to the left side wall of the guide plate, and the air outlet end of the air pump is located in the rubber plug and exposed outside, be located the left side two springs of right side wall fixedly connected with riser and riser of deflector, two the same second rubber buffer of right-hand member fixedly connected with of spring, the right side wall fixedly connected with of riser inserts a section of thick bamboo, it has the inserted bar to insert in the section of thick bamboo, the inner wall fixedly connected with clamping ring of an inserted section of thick bamboo, the left end fixedly connected with plectane of inserted bar, the equal fixedly connected with conducting strip of lateral wall of the relative one side of plectane and clamping ring, the right-hand member of inserted bar and the left side fixed connection of second rubber buffer are located the left side wall fixedly connected with bee calling organ and the left side conducting strip electric connection of deflector, the last side wall fixedly connected with carriage of work box, be connected with two grip blocks through actuating mechanism in the carriage.

Preferably, actuating mechanism is including rotating the second threaded rod of connection at the connection box inner wall, the pole wall thread bush of second threaded rod is equipped with two second thread section of thick bamboos, the last lateral wall fixedly connected with mounting panel of second thread section of thick bamboo, the slip mouth has been seted up to the last lateral wall of connection box, the last lateral wall of mounting panel and the lower lateral wall fixed connection of grip slipper, the last lateral wall of work box rotates and is connected with the transfer line, the equal fixedly connected with first bevel gear in the upper and lower both ends of transfer line, the equal fixed cover in the pole wall of first threaded rod and second threaded rod is equipped with the second bevel gear.

Preferably, the screw thread directions of the rod walls on the two sides of the first threaded rod and the second threaded rod are opposite.

Preferably, the inner wall of the clamping seat is fixedly connected with a rubber pad.

Preferably, a switch button is fixedly connected to the left side wall of the guide plate positioned on the left side.

Preferably, the motor housing is provided with a protective cover.

Compared with the prior art, the utility model provides an air tightness check out test set possesses following beneficial effect:

1. this gas tightness check out test set, through the work box that sets up, a supporting plate, first threaded rod, including a motor, an end cap, a controller, and a cover plate, a motor, a first threaded cylinder, the deflector, the direction mouth, the loading board, the air pump, first rubber buffer, the riser, a spring, the second rubber buffer, insert a section of thick bamboo, the inserted bar, the connecting ring, the plectane, the conducting strip, bee calling organ, the link frame, the grip slipper, can detect the gas tightness of blast pipe under the condition that does not need the use water, avoided the blast pipe to take out the mesa that can wet from the basin in, still need use drying equipment to dry the blast pipe, the problem of operating personnel work load has been increased.

2. This gas tightness check out test set through the section of thick bamboo of inserting, inserted bar, clamping ring, plectane, conducting strip, the buzzer that sets up, can be when detecting the blast pipe gas leakage, the buzzer begins work to make things convenient for operating personnel to judge fast whether gas leakage of blast pipe.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can detect the gas tightness of blast pipe under the condition that does not need to use the water, avoided the blast pipe to take out from the basin and can get wet the mesa, still need use drying equipment to dry the blast pipe, increased the problem of operating personnel work load and can be when detecting the blast pipe gas leakage, bee calling organ begins to work to make things convenient for operating personnel to judge fast whether gas leakage of blast pipe.

Drawings

Fig. 1 is a schematic structural view of an air tightness detecting apparatus provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 2;

fig. 4 is an internal structure diagram of a connection frame in the air tightness detection device provided by the present invention.

In the figure: 1. a work box; 2. a support plate; 3. a first threaded rod; 4. a motor; 5. a first threaded barrel; 6. a guide plate; 7. a guide port; 8. a carrier plate; 9. an air pump; 10. a first rubber plug; 11. a vertical plate; 12. a spring; 13. a second rubber plug; 14. inserting a cylinder; 15. a rod is inserted; 16. a connecting ring; 17. a circular plate; 18. a conductive sheet; 19. a buzzer; 20. a connecting frame; 21. a clamping seat; 22. a second threaded rod; 23. a second threaded barrel; 24. mounting a plate; 25. a sliding port; 26. a transmission rod; 27. a first bevel gear; 28. a second bevel gear; 29. a rubber pad; 30. a switch button; 31. a shield.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an air tightness detecting apparatus comprises a working box 1, two support plates 2 are symmetrically and fixedly connected to the lower side of the working box 1, a first threaded rod 3 is rotatably connected to the inner wall of the working box 1, a motor 4 is fixedly connected to the right side wall of the working box 1, the output end of the motor 4 penetrates through the side wall of the working box 1 and is fixedly connected with the first threaded rod 3, two first threaded cylinders 5 are sleeved on the rod wall of the first threaded rod 3 in a threaded manner, guide plates 6 are fixedly connected to the upper side walls of the two first threaded cylinders 5, a guide opening 7 mutually matched with the guide plates 6 is formed in the upper side wall of the working box 1, a bearing plate 8 is fixedly connected to the side wall of the right guide plate 6, an air pump 9 is fixedly connected to the upper side wall of the bearing plate 8, a first rubber plug 10 is fixedly connected to the left side wall of the right guide plate 6, the air outlet end of the air pump 9 is located in the rubber plug and exposed to the outside, the right side wall fixedly connected with riser 11 that is located left side deflector 6 and two springs 12 of right side wall fixedly connected with of riser 11, the same second rubber buffer 13 of right-hand member fixedly connected with of two springs 12, the right side wall fixedly connected with of riser 11 inserts a section of thick bamboo 14, it has inserted bar 15 to insert in the section of thick bamboo 14, the inner wall fixedly connected with clamping ring 16 of the section of thick bamboo 14, the left end fixedly connected with plectane 17 of inserted bar 15, the equal fixedly connected with conducting strip 18 of lateral wall on the relative one side of plectane 17 and connecting ring 16, the right-hand member of inserted bar 15 and the left side fixed connection of second rubber buffer 13, the left side wall fixedly connected with buzzer 19 and the electrical connection of left side conducting strip 18 that are located left side deflector 6, the last side wall fixedly connected with carriage 20 of work box 1, be connected with two grip slipper 21 through actuating mechanism in the carriage 20.

Actuating mechanism is including rotating the second threaded rod 22 of connecting at the 20 inner walls of connection frame, the pole wall screw thread cover of second threaded rod 22 is equipped with two second thread section of thick bamboos 23, the last side wall fixedly connected with mounting panel 24 of second thread section of thick bamboo 23, sliding port 25 has been seted up to the last side wall of connection frame 20, the last side wall of mounting panel 24 and the lower side wall fixed connection of grip slipper 21, the last side wall of work box 1 rotates and is connected with transfer line 26, the first bevel gear 27 of the equal fixedly connected with in upper and lower both ends of transfer line 26, the pole wall of first threaded rod 3 and second threaded rod 22 is all fixed the cover and is equipped with second bevel gear 28, can drive two grip slippers 21 and remove.

The screw thread directions of the two side wall of the first screw rod 3 and the second screw rod 22 are opposite, so that the two first screw cylinders 5 and the two second screw cylinders 23 can move in the same or opposite directions.

A rubber pad 29 is fixedly connected to the inner wall of the holder 21, so that the friction force between the holder 21 and the exhaust pipe is improved.

A switch button 30 is fixedly connected to the left side wall of the left guide plate 6, and can control the conduction of electricity into the buzzer 19.

The motor 4 housing is provided with a protective cover 31 which can protect the motor 4.

In the utility model, when in use, the exhaust pipe is placed on the connecting frame 20, then the motor 4 is started to work, the motor 4 drives the first threaded rod 3 to rotate, the first threaded rods 3 are matched through threads to drive the two first threaded cylinders 5 to move towards the direction close to each other, the second threaded rod 22 is driven to rotate through the mutual matching of the second bevel gear 28, the first bevel gear 27 and the transmission rod 26, two second threaded cylinders 23 move towards the mutually approaching direction through threaded fit, the second threaded cylinders 23 control two clamping seats 21 to move towards the mutually approaching direction through a mounting plate 24, the exhaust pipe is clamped by the clamping seats 21, meanwhile, the first rubber plug 10 and the second rubber plug 13 are simultaneously inserted into the exhaust pipe, then the air pump 9 is used for ventilating the inside of the exhaust pipe, the output end of the air pump 9 is provided with an electromagnetic valve, the pressure inside the exhaust pipe is increased, the second rubber plug 13 is extruded leftwards, the switch button 30 is opened at the moment, the output end of the air pump 9 is closed, when air leaks in the exhaust pipe, the second rubber plug 13 moves to the right under the elastic force of the spring 12, the second rubber plug 13 drives the inserted link 15 and the circular plate 17 to move to the right, so that the conducting strip 18 on the surface of the circular plate 17 is communicated with the conducting strip 18 on the surface of the connecting ring 16 (the conducting strip 19 on the left side is electrically connected with the buzzer 19, the conducting strip 19 on the right side is electrically connected with an external power supply), thereby make bee calling organ 19 work, remind operating personnel to leak gas, can detect the gas tightness of blast pipe under the condition that need not use the water, avoided the blast pipe to take out from the basin and can get wet the mesa, still need use drying equipment to dry the blast pipe, increased the problem of operating personnel work load and can be when detecting the blast pipe gas leakage, bee calling organ begins to work to make things convenient for operating personnel to judge fast whether gas leakage of blast pipe.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an airtightness detection device, includes work box (1), its characterized in that, two backup pads (2) of downside symmetry fixedly connected with of work box (1), the inner wall of work box (1) rotates and is connected with first threaded rod (3), the output of the right side wall fixedly connected with motor (4) of work box (1) and motor (4) run through the lateral wall of work box (1) and with first threaded rod (3) fixed connection, the pole wall thread bush of first threaded rod (3) is equipped with two first thread section of thick bamboos (5), two the equal fixedly connected with deflector (6) of last lateral wall of first thread section of thick bamboo (5), the last lateral wall of work box (1) is seted up direction mouth (7) that mutually supports with deflector (6), is located the right side the lateral wall fixedly connected with loading board (8) of deflector (6), the last lateral wall fixedly connected with air pump (9) of loading board (8), is located the right side the left side of deflector (6) fixedly connected with first rubber buffer (10), the end of air pump (9) is located the left side and is located the rubber buffer (11) of the same left side fixedly connected with rubber buffer (12) and two vertical spring (12) of the right-hand member (12) of the fixed connection of rubber buffer (12), the right side wall fixedly connected with of riser (11) inserts a section of thick bamboo (14), it has inserted bar (15) to insert in an inserted section of thick bamboo (14), the inner wall fixedly connected with clamping ring (16) of an inserted section of thick bamboo (14), the left end fixedly connected with plectane (17) of inserted bar (15), plectane (17) and the equal fixedly connected with conducting strip (18) of lateral wall of the relative one side of clamping ring (16), the right-hand member of inserted bar (15) and the left side fixed connection of second rubber buffer (13), be located the left side wall fixedly connected with buzzer (19) and left side conducting strip (18) electric connection of deflector (6), the last side wall fixedly connected with connection frame (20) of work box (1), be connected with two grip slipper (21) through actuating mechanism in connection frame (20).

2. The airtightness detection apparatus according to claim 1, wherein the drive mechanism includes a second threaded rod (22) rotatably connected to an inner wall of the connection frame (20), a rod wall thread sleeve of the second threaded rod (22) is provided with two second threaded cylinders (23), an upper side wall of each second threaded cylinder (23) is fixedly connected with a mounting plate (24), an upper side wall of the connection frame (20) is provided with a sliding port (25), an upper side wall of the mounting plate (24) is fixedly connected with a lower side wall of the clamping seat (21), an upper side wall of the work box (1) is rotatably connected with a transmission rod (26), upper and lower ends of the transmission rod (26) are fixedly connected with first bevel gears (27), and rod walls of the first threaded rod (3) and the second threaded rod (22) are fixedly provided with second bevel gears (28).

3. An air-tightness detection device according to claim 2, characterized in that the screw threads of the wall of the first threaded rod (3) and of the second threaded rod (22) are of opposite hand.

4. The tightness detection device according to claim 1, characterized in that a rubber gasket (29) is fixedly connected to the inner wall of said grip seat (21).

5. The airtightness detection apparatus according to claim 1, wherein a switch button (30) is fixedly connected to a left side wall of the guide plate (6) located on the left side.

6. An air-tightness detection device according to claim 1, characterized in that said motor (4) housing is provided with a protective cover (31).