CN212110460U - Air tightness detection device - Google Patents
Air tightness detection device Download PDFInfo
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- CN212110460U CN212110460U CN202021240556.5U CN202021240556U CN212110460U CN 212110460 U CN212110460 U CN 212110460U CN 202021240556 U CN202021240556 U CN 202021240556U CN 212110460 U CN212110460 U CN 212110460U
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Abstract
The utility model discloses an air tightness detection device, which comprises a bottom plate, a pressing plate, a top plate and a threaded shaft control unit; a bottom plate: the middle part of the upper surface is fixedly connected with a first detection plate, the middle part of the upper side of the first detection plate is provided with an object to be detected, the upper surface of the bottom plate is fixedly connected with four support shafts, and the four support shafts are uniformly distributed; pressing a plate: the outer side of the pressing plate is provided with four sliding holes, the four sliding holes are respectively movably sleeved on the side surfaces of the four supporting shafts, the middle part of the pressing plate is provided with an air hole, the middle part of the lower surface of the pressing plate is fixedly connected with a second detection plate, the second detection plate is provided with a hole matched with the air hole in the pressing plate, the air hole in the middle part of the pressing plate is connected with a gas pipe, the upper surface of the pressing plate is fixedly connected with four pressing shafts, and the four pressing shafts are uniformly distributed; the air tightness detection device is very convenient to operate when compressing an object to be detected, and short in time, and can improve detection efficiency.
Description
Technical Field
The utility model relates to an air tightness detects technical field, specifically is air tightness detection device.
Background
Airtightness is an index reflecting the degree of tightness of the device, and the quality of airtightness of the device is related to whether the device has a defect that a leak occurs. Therefore, for some devices with higher quality requirements, it is necessary to perform the airtightness detection before the production plant. However, the detection tool of the existing air tightness detection device needs to manually compress an object to be detected, so that time is wasted, the operation is troublesome, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide gas tightness detection device, when compressing tightly the determinand, it is very convenient to operate to the time is short, can improve detection efficiency, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the air tightness detection device comprises a bottom plate, a pressing plate, a top plate and a threaded shaft control unit;
a bottom plate: the middle part of the upper surface is fixedly connected with a first detection plate, the middle part of the upper side of the first detection plate is provided with an object to be detected, the upper surface of the bottom plate is fixedly connected with four support shafts, and the four support shafts are uniformly distributed;
pressing a plate: the outer side of the pressing plate is provided with four sliding holes, the four sliding holes are respectively movably sleeved on the side surfaces of the four supporting shafts, the middle part of the pressing plate is provided with an air hole, the middle part of the lower surface of the pressing plate is fixedly connected with a second detection plate, the second detection plate is provided with a hole matched with the air hole in the pressing plate, the air hole in the middle part of the pressing plate is connected with a gas pipe, the upper surface of the pressing plate is fixedly connected with four pressing shafts which are uniformly distributed, the upper end of each pressing shaft is fixedly connected with a supporting plate, and the middle part of the upper surface of each supporting plate is fixedly connected with a;
top plate: the middle part of the top plate is provided with a through hole which is movably sleeved with the side surface of the threaded shaft, and the right side of the upper surface of the top plate is fixedly connected with a fixing plate;
threaded shaft control unit: is arranged on the top plate;
wherein: the power supply is characterized by further comprising a control switch, wherein the control switch is installed on the left portion of the front side of the upper surface of the top plate, and the input end of the control switch is electrically connected with the output end of an external power supply.
Further, the threaded shaft control unit contains motor, drive gear, driven gear and screwed pipe, the motor is installed on the fixed plate, the fixed cover of drive gear is connected on the output shaft of motor, the screwed pipe rotates the upper surface middle part of connecting at the roof, screwed pipe and threaded shaft threaded connection, driven gear is fixed to be cup jointed at the lateral surface lower extreme of screwed pipe, drive gear and driven gear meshing, the output of control switch is connected to the input electricity of motor. Through the starter motor, the output shaft of motor rotates and can drive gear to rotate, and drive gear rotates and can drive driven gear to rotate, and driven gear rotates and can drive the screwed pipe and rotate, and the screwed pipe rotates and can drive the axial upward or downstream of screw thread.
Furthermore, the reinforcing device also comprises a reinforcing ring which is fixedly sleeved on the outer side surface of the threaded pipe and is fixedly connected with the driven gear. When driven gear live time is of a specified duration, it is easy not hard up, through reinforcing ring, can prevent that driven gear is not hard up, increases driven gear job stabilization nature.
Furthermore, the screw shaft further comprises a blocking piece which is fixedly connected to the upper end of the screw shaft. When the threaded shaft excessively moves downwards, the object to be detected can be damaged, and the threaded shaft can be prevented from excessively moving downwards through the blocking piece.
Further, still include the cushion ring, cushion ring fixed connection is in the upper surface middle part of backup pad, the cushion ring is located the outside of screw shaft. When the backup pad removed the top, can cause the collision to the roof, extrusion wearing and tearing easily, through the cushion ring, can prevent that the backup pad from causing the extrusion to the roof.
Compared with the prior art, the beneficial effects of the utility model are that: this gas tightness detection device has following benefit:
1. the air tightness detection device is provided with a threaded shaft control unit, an output shaft of a motor rotates to drive a transmission gear to rotate by starting a motor, the transmission gear rotates to drive a driven gear to rotate, the driven gear rotates to drive a threaded pipe to rotate, and the threaded pipe rotates to drive a threaded shaft to move upwards or downwards;
2. the air tightness detection device is provided with the reinforcing ring, so that the driven gear is easy to loosen when the driven gear is used for a long time, the driven gear can be prevented from loosening through the reinforcing ring, the working stability of the driven gear is improved, when the threaded shaft excessively moves downwards, an object to be detected can be damaged, and the threaded shaft can be prevented from excessively moving downwards through the retaining sheet;
3. the air tightness detection device is very convenient to operate when compressing an object to be detected, has short time, can improve the detection efficiency, and can effectively solve the problems in the background technology.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises a base plate 1, a pressing plate 2, a supporting shaft 3, a top plate 4, a first detection plate 5, an object to be detected 6, a second detection plate 7, a pressing shaft 8, a threaded shaft 9 control unit, a motor 91, a transmission gear 92, a driven gear 93, a threaded pipe 94, a fixing plate 10, a supporting plate 11, a gas pipe 12, a threaded shaft 13, a reinforcing ring 14, a blocking piece 15, a buffer ring 16 and a control switch 17.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the air tightness detection device comprises a bottom plate 1, a pressing plate 2, a top plate 4 and a threaded shaft control unit 9;
bottom plate 1: the middle part of the upper surface is fixedly connected with a first detection plate 5, an object to be detected 6 is placed in the middle of the upper side of the first detection plate 5, the upper surface of the bottom plate 1 is fixedly connected with four support shafts 3, and the four support shafts 3 are uniformly distributed;
and (3) pressing a plate 2: the outer side of the pressing plate is provided with four sliding holes, the four sliding holes are respectively movably sleeved on the side surfaces of the four supporting shafts 3, the middle part of the pressing plate 2 is provided with an air hole, the middle part of the lower surface of the pressing plate 2 is fixedly connected with a second detection plate 7, the second detection plate 7 is provided with a hole matched with the air hole on the pressing plate 2, the middle air hole of the pressing plate 2 is connected with an air pipe 12, the upper surface of the pressing plate 2 is fixedly connected with a pressing shaft 8, the four pressing shafts 8 are uniformly distributed, the upper end of the pressing shaft 8 is fixedly connected with a supporting plate 11, and the middle part of the upper surface of the; the screw shaft further comprises a blocking piece 15, and the blocking piece 15 is fixedly connected to the upper end of the screw shaft 13. The buffer ring 16 is fixedly connected to the middle of the upper surface of the support plate 11, and the buffer ring 16 is positioned on the outer side of the threaded shaft 13. When the threaded shaft 13 excessively moves downward, the object 6 to be measured is damaged, and the threaded shaft 13 can be prevented from excessively moving downward by the blocking piece 15. When the supporting plate 11 moves to the uppermost end, the supporting plate can collide with the top plate 4, so that the top plate 4 is easy to extrude and wear, and the supporting plate 11 can be prevented from extruding the top plate 4 through the buffer ring 16;
top plate 4: the upper end of the supporting shaft 3 is fixedly connected, the middle part of the top plate 4 is provided with a through hole which is movably sleeved with the side surface of the threaded shaft 13, and the right side of the upper surface of the top plate 4 is fixedly connected with a fixing plate 10;
threaded shaft control unit 9: is mounted on the top plate 4; the threaded shaft control unit 9 comprises a motor 91, a transmission gear 92, a driven gear 93 and a threaded pipe 94, the motor 91 is installed on the fixing plate 10, the transmission gear 92 is fixedly sleeved on an output shaft of the motor 91, the threaded pipe 94 is rotatably connected to the middle of the upper surface of the top plate 4, the threaded pipe 94 is in threaded connection with the threaded shaft 13, the driven gear 93 is fixedly sleeved at the lower end of the outer side surface of the threaded pipe 94, the transmission gear 92 is meshed with the driven gear 93, and the input end of the motor 91 is electrically connected with the output end of the control switch 17. The device also comprises a reinforcing ring 14, wherein the reinforcing ring 14 is fixedly sleeved on the outer side surface of the threaded pipe 94, and the reinforcing ring 14 is fixedly connected with the driven gear 93. By starting the motor 91, the output shaft of the motor 91 rotates to drive the transmission gear 92 to rotate, the transmission gear 92 rotates to drive the driven gear 93 to rotate, the driven gear 93 rotates to drive the threaded pipe 94 to rotate, and the threaded pipe 94 rotates to drive the threaded shaft 13 to move upwards or downwards. When the driven gear 93 is used for a long time, the driven gear is easy to loosen, the driven gear 93 can be prevented from loosening through the reinforcing ring 14, and the working stability of the driven gear 93 is improved;
wherein: the automatic control device further comprises a control switch 17, the control switch 17 is installed on the left portion of the front side of the upper surface of the top plate 4, and the input end of the control switch 17 is electrically connected with the output end of an external power supply.
When in use:
firstly, a control button of a control motor 91 on a control switch 17 is pressed, by starting the motor 91, an output shaft of the motor 91 rotates to drive a transmission gear 92 to rotate, the transmission gear 92 rotates to drive a driven gear 93 to rotate, the driven gear 93 rotates to drive a threaded pipe 94 to rotate, the threaded pipe 94 rotates to drive a threaded shaft 13 to move upwards, the threaded shaft 13 moves upwards to drive a support plate 11 to move upwards, the support plate 11 moves upwards to drive a pressure shaft 8 to move upwards, the pressure shaft 8 moves upwards to drive a pressure plate 2 to move upwards, a second detection plate 7 capable of moving upwards by the pressure plate 2 is moved upwards, then an object 6 to be detected is placed on a first detection plate 5, then the control button of the control motor 91 on the control switch 17 is pressed, the motor 91 rotates reversely, the output shaft of the motor 91 rotates to drive the transmission gear 92, and the transmission gear 92 rotates to drive the driven gear 93 to rotate, driven gear 93 rotates and can drive screwed pipe 94 and rotate, screwed pipe 94 rotates and can drive threaded shaft 13 and move down, threaded shaft 13 moves down and can drive backup pad 11 and move down, backup pad 11 moves down and can drive last axle 8 and move down, last axle 8 moves down and can drive clamp plate 2 and move down, clamp plate 2 moves down and can second 7 of pick-up plate move down, then compress tightly the back with the object 6 that awaits measuring, can begin the test.
It should be noted that the control switch 17 is provided with a control button corresponding to the motor 91, and the motor 91 can be a reduction motor of aerospace transmission equipment ltd. The control switch 17 controls the operation of the motor 91 in a manner commonly used in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The air tightness detection device is characterized in that: comprises a bottom plate (1), a pressure plate (2), a top plate (4) and a threaded shaft control unit (9);
base plate (1): the middle part of the upper surface is fixedly connected with a first detection plate (5), an object to be detected (6) is placed in the middle of the upper side of the first detection plate (5), the upper surface of the bottom plate (1) is fixedly connected with four support shafts (3), and the four support shafts (3) are uniformly distributed;
pressing plate (2): the outer side of the pressing plate is provided with four sliding holes, the four sliding holes are respectively movably sleeved on the side surfaces of the four supporting shafts (3), the middle part of the pressing plate (2) is provided with an air hole, the middle part of the lower surface of the pressing plate (2) is fixedly connected with a second detection plate (7), the second detection plate (7) is provided with holes matched with the air holes on the pressing plate (2), the air hole in the middle part of the pressing plate (2) is connected with an air pipe (12), the upper surface of the pressing plate (2) is fixedly connected with a pressing shaft (8), the four pressing shafts (8) are uniformly distributed, the upper end of the pressing shaft (8) is fixedly connected with a supporting plate (11), and the middle part of the upper surface of the supporting plate (11) is fixedly connected with a threaded;
top plate (4): the supporting shaft is fixedly connected to the upper end of the supporting shaft (3), a through hole is formed in the middle of the top plate (4) and movably sleeved with the side face of the threaded shaft (13), and a fixing plate (10) is fixedly connected to the right side of the upper surface of the top plate (4);
threaded shaft control unit (9): is arranged on the top plate (4);
wherein: the power supply is characterized by further comprising a control switch (17), wherein the control switch (17) is installed on the left portion of the front side of the upper surface of the top plate (4), and the input end of the control switch (17) is electrically connected with the output end of an external power supply.
2. The airtightness detection apparatus according to claim 1, wherein: the threaded shaft control unit (9) comprises a motor (91), a transmission gear (92), a driven gear (93) and a threaded pipe (94), the motor (91) is installed on a fixing plate (10), the transmission gear (92) is fixedly sleeved on an output shaft of the motor (91), the threaded pipe (94) is rotatably connected to the middle of the upper surface of the top plate (4), the threaded pipe (94) is in threaded connection with the threaded shaft (13), the driven gear (93) is fixedly sleeved at the lower end of the outer side face of the threaded pipe (94), the transmission gear (92) is meshed with the driven gear (93), and the input end of the motor (91) is electrically connected with the output end of the control switch (17).
3. The airtightness detection apparatus according to claim 2, wherein: the reinforcing device is characterized by further comprising a reinforcing ring (14), wherein the reinforcing ring (14) is fixedly sleeved on the outer side face of the threaded pipe (94), and the reinforcing ring (14) is fixedly connected with the driven gear (93).
4. The airtightness detection apparatus according to claim 1, wherein: the thread shaft is characterized by further comprising a blocking piece (15), wherein the blocking piece (15) is fixedly connected to the upper end of the thread shaft (13).
5. The airtightness detection apparatus according to claim 1, wherein: the thread shaft is characterized by further comprising a buffer ring (16), wherein the buffer ring (16) is fixedly connected to the middle of the upper surface of the support plate (11), and the buffer ring (16) is located on the outer side of the thread shaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021240556.5U CN212110460U (en) | 2020-06-30 | 2020-06-30 | Air tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021240556.5U CN212110460U (en) | 2020-06-30 | 2020-06-30 | Air tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212110460U true CN212110460U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021240556.5U Active CN212110460U (en) | 2020-06-30 | 2020-06-30 | Air tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212110460U (en) |
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2020
- 2020-06-30 CN CN202021240556.5U patent/CN212110460U/en active Active
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