CN218646542U - Air tightness detection device for automobile exhaust pipe - Google Patents
Air tightness detection device for automobile exhaust pipe Download PDFInfo
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- CN218646542U CN218646542U CN202222277739.XU CN202222277739U CN218646542U CN 218646542 U CN218646542 U CN 218646542U CN 202222277739 U CN202222277739 U CN 202222277739U CN 218646542 U CN218646542 U CN 218646542U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model discloses a vehicle vent-pipe gas tightness detection device, including bottom plate and fixed subassembly, the bar groove has all been seted up to bottom plate upper end both sides, bottom plate bottom both sides and the equal fixed mounting in the corresponding position department in bar groove have the framework, T type spout has all been seted up to the inside both sides in bar groove, bottom plate upper end one side is through a plurality of spliced poles of group and roof fixed connection. Be provided with fixed subassembly, through rotating the hand wheel, make first upper arm and first lower arm and second upper arm and second lower arm stretch in step or draw in, thereby changed the interval of last briquetting and lower briquetting, make the device can grasp the vehicle vent-pipe of different diameters, secondly be provided with driving motor, the conveyer belt, place seat and sealing washer, make the both ends of vehicle vent-pipe be in encapsulated situation, use at last under the cooperation of aspiration pump and air pump, there is the gas tightness situation that whether change judged vehicle vent-pipe through the data of observing the pressure detection table.
Description
Technical Field
The utility model relates to an air tightness detects technical field, specifically is to relate to an automobile exhaust pipe air tightness detection device.
Background
The automobile industry in China is in a rapid development state, and the quality of automobile parts and the production efficiency become key factors influencing the development of the automobile industry. An exhaust pipe of an automobile is an important part of the automobile, and the air tightness of the exhaust pipe influences the performance of the automobile and the riding comfort.
The prior art has the following problems: when the exhaust pipe is subjected to air tightness detection, the exhaust pipe is usually required to be fixed and then detected, and most of the existing air tightness detection devices cannot well clamp automobile exhaust pipes with different diameters, so that the practicability of the device is reduced, and most of the existing air tightness detection devices are complex in structure and high in detection cost.
SUMMERY OF THE UTILITY MODEL
For solving above-mentioned technical problem, provide a vehicle vent-pipe gas tightness detection device, this technical scheme has solved that to carry out the gas tightness to the blast pipe that proposes in the above-mentioned background art and has examined time measuring, need fix the blast pipe usually, detect it again, and the vehicle vent-pipe of different diameters can not be held well to most of gas tightness detection device now to the practicality of device has been reduced, and most of gas tightness detection device now is more complicated, detects the higher problem of cost.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides an automobile exhaust pipe gas tightness detection device, includes bottom plate and fixed subassembly, the bar groove has all been seted up to bottom plate upper end both sides, bottom plate bottom both sides and the equal fixed mounting in position department that the bar groove is corresponding have the framework, T type spout has all been seted up to the inside both sides in bar groove, bottom plate upper end one side is through a plurality of group spliced poles and roof fixed connection, bottom plate upper end middle part fixed mounting has lower briquetting, wherein, fixed subassembly includes connecting seat, first upper arm, second upper arm, first lower arm, second lower arm, first nut seat, second nut seat, threaded rod and last briquetting, connecting seat fixed mounting is in roof bottom middle part, the upper end of first upper arm and second upper arm articulates respectively in the both sides of connecting seat, the lower extreme of first upper arm and second upper arm is articulated with first nut seat and second nut seat respectively, the upper end of first lower arm and second lower arm all articulates with last briquetting.
Preferably, the screw threads arranged at the two ends of the threaded rod are opposite in rotating direction, and the first nut seat and the second nut seat are respectively in threaded connection with the two ends of the threaded rod.
Preferably, one end of the threaded rod is fixedly connected with a limiting block, and the other end of the threaded rod is provided with a hand wheel.
Preferably, the inside both sides of framework are provided with the drive wheel respectively and follow the driving wheel, framework one side fixed mounting has driving motor, driving motor's output runs through one side of framework to extend to the inside of framework, and with the one end fixed connection of drive wheel, the drive wheel passes through the conveyer belt and is connected from the driving wheel transmission, the fixed surface of conveyer belt is connected with the movable block, the equal fixed mounting in both sides of movable block has T type slider, T type slider and T type spout sliding connection, the upper end and the connecting plate fixed connection of movable block, connecting plate one side fixed mounting has places the seat, both sides place the inside one side of seat and all be provided with sealed the pad.
Preferably, an air pump is fixedly mounted on the left side of the upper end of the top plate, an output end of the air pump is communicated with one end of an air inlet pipe, and the other end of the air inlet pipe penetrates through the left side of the sealing gasket and extends to the left side of the sealing gasket.
Preferably, an air pump is fixedly mounted on the right side of the upper end of the top plate, the output end of the air pump is communicated with one end of an air exhaust pipe, the other end of the air exhaust pipe penetrates through the right side of the sealing gasket and extends to the right side of the sealing gasket, and a pressure detection meter is arranged at the bottom end of the right side of the connecting plate.
Compared with the prior art, the utility model provides an automobile exhaust pipe gas tightness detection device possesses following beneficial effect:
the utility model discloses be provided with fixed subassembly, through rotating the hand wheel, make first upper arm and first lower arm and second upper arm and second lower arm stretch in step or draw in, thereby changed the interval of briquetting and lower briquetting, make the device can grasp the vehicle vent-pipe of different diameters, thereby the practicality of device has been improved, secondly be provided with driving motor, the conveyer belt, place seat and sealing washer, make the both ends of vehicle vent-pipe be in encapsulated situation, use under the cooperation of aspiration pump and air pump at last, there is the gas tightness situation that whether changes and judge vehicle vent-pipe through the data of observing the pressure detection table, just the utility model discloses simple structure, detection cost is lower.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the middle frame body of the present invention;
fig. 3 is a schematic structural view of the present invention at another viewing angle;
fig. 4 is a partially enlarged schematic view of a portion a of fig. 3 according to the present invention;
fig. 5 is a schematic structural view of the middle fixing assembly of the present invention.
The reference numbers in the figures are:
1. a base plate; 101. a frame body; 102. connecting columns; 103. a top plate; 104. an air pump; 105. an air inlet pipe; 106. an air pump; 107. an air exhaust pipe; 108. a pressure detection meter; 109. a drive motor; 110. a drive wheel; 111. a driven wheel; 112. a conveyor belt; 113. a movable block; 114. a connecting plate; 115. a T-shaped slider; 116. a placing seat; 117. a gasket; 118. a strip-shaped groove; 119. a T-shaped chute; 2. a fixing assembly; 201. a connecting seat; 202. a first upper arm; 203. a second upper arm; 204. a first lower arm; 205. a second lower arm; 206. a first nut seat; 207. a second nut seat; 208. a threaded rod; 209. a limiting block; 210. a hand wheel; 211. pressing the block; 212. and (7) pressing the blocks.
Detailed Description
The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-5, an air tightness detecting device for an automobile exhaust pipe comprises a bottom plate 1 and a fixing assembly 2, wherein two sides of the upper end of the bottom plate 1 are respectively provided with a strip-shaped groove 118, two sides of the bottom end of the bottom plate 1 are respectively and fixedly provided with a frame body 101 at positions corresponding to the strip-shaped grooves 118, two sides of the inside of each strip-shaped groove 118 are respectively provided with a T-shaped sliding groove 119, one side of the upper end of the bottom plate 1 is fixedly connected with a top plate 103 through a plurality of groups of connecting columns 102, and the middle part of the upper end of the bottom plate 1 is fixedly provided with a lower pressing block 212, wherein the fixing assembly 2 comprises a connecting seat 201, a first upper arm 202, a second upper arm 203, a first lower arm 205, a first nut seat 206, a second nut seat 207, a threaded rod 208 and an upper pressing block 211, the connecting seat 201 is fixedly arranged at the middle part of the bottom end of the top plate 103, the upper ends of the first upper arm 202 and the second upper arm 203 are respectively hinged to two sides of the connecting seat 201, the lower ends of the first upper arm 202 and the second upper arm 203 are respectively hinged to the first nut seat 206 and the second nut seat 207, the upper ends of the first lower arm 204 and the second lower arm 205 are respectively hinged with a first nut seat 206 and a second nut seat 207, the lower ends of the first lower arm 204 and the second lower arm 205 are both hinged with an upper pressing block 211, the thread directions of the two ends of the threaded rod 208 are opposite, the first nut seat 206 and the second nut seat 207 are respectively in threaded connection with the two ends of the threaded rod 208, one end of the threaded rod 208 is fixedly connected with a limit block 209, the other end of the threaded rod 208 is provided with a hand wheel 210, a worker rotates the threaded rod 208 by rotating the hand wheel 210, and the first nut seat 206 and the second nut seat 207 are close to or far away from each other, so that the first upper arm 202 and the first lower arm 204 as well as the second upper arm 203 and the second lower arm 205 synchronously extend or retract, and the upper pressing block 211 moves downwards or upwards, thereby changing the distance between the upper pressing block 211 and the lower pressing block 212, so that the device can clamp the middle parts of the automobile exhaust pipes with different diameters.
The two sides in the frame 101 are respectively provided with a driving wheel 110 and a driven wheel 111, one side of the frame 101 is fixedly provided with a driving motor 109, an output end of the driving motor 109 penetrates through one side of the frame 101 and extends into the frame 101, and is fixedly connected with one end of the driving wheel 110, the driving wheel 110 is in transmission connection with the driven wheel 111 through a conveying belt 112, a movable block 113 is fixedly connected to the surface of the conveying belt 112, T-shaped sliders 115 are fixedly installed on two sides of the movable block 113, the T-shaped sliders 115 are in sliding connection with a T-shaped chute 119, the upper end of the movable block 113 is fixedly connected with a connecting plate 114, a placing seat 116 is fixedly installed on one side of the connecting plate 114, sealing gaskets 117 are arranged on one side inside the placing seats 116 on two sides, the driving motor 109 on two sides is started, the output end of the driving motor 109 drives the driving wheel 110 to rotate, the driven wheel 111 rotates and the conveying belt 112 transmits, so that the movable block 113 moves horizontally, meanwhile, the T-shaped sliders 115 slide inside the T-shaped chute 119, and then move horizontally, so that the placing seats 116 on two sides change the distance between the placing seats 116, so that the two sides respectively extrude two ends of the exhaust pipe, and the movable block 113 move stably.
An air pump 104 is fixedly mounted on the left side of the upper end of the top plate 103, an output end of the air pump 104 is communicated with one end of an air inlet pipe 105, the other end of the air inlet pipe 105 penetrates through the left side of a left side sealing gasket 117 and extends to the right side of the left side sealing gasket 117, an air pump 106 is fixedly mounted on the right side of the upper end of the top plate 103, an output end of the air pump 106 is communicated with one end of an air pumping pipe 107, the other end of the air pumping pipe 107 penetrates through the right side of the right side sealing gasket 117 and extends to the left side of a right side sealing gasket 117, a pressure detection table 108 is arranged at the bottom end of the right side of a right side connecting plate 114, after the automobile exhaust pipe is clamped, firstly, the air pump 106 is started to pump air in the automobile exhaust pipe to keep a vacuum state, then the air pump 104 is started, the air pump 104 introduces an external air source into the automobile exhaust pipe, data of the pressure detection table 108 is recorded, and after a certain time, the pressure detection table 108 is observed, and if the data do not change twice, the air tightness of the automobile exhaust pipe is good.
The working principle and the using process of the device are as follows: firstly, the worker needs to clamp the middle of the automobile exhaust pipe, by rotating the hand wheel 210, the threaded rod 208 rotates, the first upper arm 202 and the first lower arm 204 as well as the second upper arm 203 and the second lower arm 205 are stretched synchronously, and then the upper pressing block 211 moves downwards, so that the automobile exhaust pipe is clamped, then the driving motors 109 on both sides are started, the output ends of the driving motors 109 drive the driving wheels 110 to rotate, so that the connecting plates 114 on both sides move horizontally, thereby changing the distance between the placing seats 116 on both sides, so that the placing seats 116 on both sides respectively extrude both ends of the automobile exhaust pipe, thereby ensuring that both ends of the automobile exhaust pipe are in a sealed state, secondly, the air pump 106 is started to pump out the air inside of the automobile exhaust pipe, then the air pump 104 is started, the air pump 104 introduces an external air source into the inside of the automobile exhaust pipe, and by observing the pressure detection table 108, if the data of the pressure detection table 108 does not change for a long time, the air tightness of the automobile exhaust pipe is good.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The device for detecting the air tightness of the automobile exhaust pipe is characterized by comprising a bottom plate (1) and a fixing assembly (2), wherein strip-shaped grooves (118) are formed in two sides of the upper end of the bottom plate (1), frame bodies (101) are fixedly installed in positions, corresponding to the strip-shaped grooves (118), of two sides of the bottom end of the bottom plate (1), T-shaped sliding grooves (119) are formed in two sides of the interior of each strip-shaped groove (118), one side of the upper end of the bottom plate (1) is fixedly connected with a top plate (103) through a plurality of groups of connecting columns (102), and a lower pressing block (212) is fixedly installed in the middle of the upper end of the bottom plate (1);
the fixing component (2) comprises a connecting seat (201), a first upper arm (202), a second upper arm (203), a first lower arm (204), a second lower arm (205), a first nut seat (206), a second nut seat (207), a threaded rod (208) and an upper pressing block (211), the connecting seat (201) is fixedly installed in the middle of the bottom end of the top plate (103), the upper ends of the first upper arm (202) and the second upper arm (203) are hinged to two sides of the connecting seat (201) respectively, the lower ends of the first upper arm (202) and the second upper arm (203) are hinged to the first nut seat (206) and the second nut seat (207) respectively, the upper ends of the first lower arm (204) and the second lower arm (205) are hinged to the first nut seat (206) and the second nut seat (207) respectively, and the lower ends of the first lower arm (204) and the second lower arm (205) are hinged to the upper pressing block (211).
2. The device for detecting the airtightness of the automobile exhaust pipe according to claim 1, wherein: the screw thread direction of the two ends of the screw rod (208) is opposite, and the first nut seat (206) and the second nut seat (207) are respectively in threaded connection with the two ends of the screw rod (208).
3. The device for detecting the airtightness of the automobile exhaust pipe according to claim 1, wherein: one end fixedly connected with stopper (209) of threaded rod (208), the other end of threaded rod (208) is provided with hand wheel (210).
4. The device for detecting the airtightness of the exhaust pipe of the automobile according to claim 1, wherein: the utility model discloses a portable electric power steering device, including framework (101), driving wheel (110), driving wheel (111), drive motor (109), the output of driving motor (109) runs through one side of framework (101) to extend to the inside of framework (101), and with the one end fixed connection of driving wheel (110), driving wheel (110) are connected with the transmission of follow driving wheel (111) through conveyer belt (112), the fixed surface of conveyer belt (112) is connected with movable block (113), the equal fixed mounting in both sides of movable block (113) has T type slider (115), T type slider (115) and T type spout (119) sliding connection, the upper end and connecting plate (114) fixed connection of movable block (113), connecting plate (114) one side fixed mounting has places seat (116), both sides place seat (116) inside one side all is provided with sealed pad (117).
5. The device for detecting the airtightness of the exhaust pipe of the automobile according to claim 4, wherein: roof (103) upper end left side fixed mounting has air pump (104), the output of air pump (104) and the one end intercommunication of intake pipe (105), the other end of intake pipe (105) runs through the left side of sealed pad (117) to extend to the left side the right side of sealed pad (117).
6. The device for detecting the airtightness of the automobile exhaust pipe according to claim 4, wherein: roof (103) upper end right side fixed mounting has aspiration pump (106), the output of aspiration pump (106) and the one end intercommunication of aspiration tube (107), the other end of aspiration tube (107) runs through the right side of sealed pad (117), and extends to the right side the left side of sealed pad (117), the right side bottom of connecting plate (114) is provided with pressure measurement table (108).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277739.XU CN218646542U (en) | 2022-08-29 | 2022-08-29 | Air tightness detection device for automobile exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277739.XU CN218646542U (en) | 2022-08-29 | 2022-08-29 | Air tightness detection device for automobile exhaust pipe |
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| Publication Number | Publication Date |
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| CN218646542U true CN218646542U (en) | 2023-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222277739.XU Active CN218646542U (en) | 2022-08-29 | 2022-08-29 | Air tightness detection device for automobile exhaust pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073932A (en) * | 2023-08-25 | 2023-11-17 | 连云港华港电力设备有限公司 | Leakage detection device for heat exchange tube of condenser and use method of leakage detection device |
-
2022
- 2022-08-29 CN CN202222277739.XU patent/CN218646542U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073932A (en) * | 2023-08-25 | 2023-11-17 | 连云港华港电力设备有限公司 | Leakage detection device for heat exchange tube of condenser and use method of leakage detection device |
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