CN217466135U - Air tightness detection device for civil air defense equipment - Google Patents
Air tightness detection device for civil air defense equipment Download PDFInfo
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- CN217466135U CN217466135U CN202220716298.6U CN202220716298U CN217466135U CN 217466135 U CN217466135 U CN 217466135U CN 202220716298 U CN202220716298 U CN 202220716298U CN 217466135 U CN217466135 U CN 217466135U
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Abstract
The utility model belongs to the technical field of civil air defense engineering, in particular to a civil air defense equipment air tightness detection device, which aims at the problems that the existing detection mode wastes time and labor and the detection efficiency is lower when the air tightness of a civil air defense door is detected, and the following proposal is provided, wherein the device comprises a wall body and a supporting seat, and the top end of the supporting seat is rotationally connected with a sealing mechanism in transmission connection with the output end of a servo motor; the utility model discloses a sealing mechanism carries out portable extrusion with the rubber ring, thereby carry out quick seal with the circumference edge of circular shrouding, make the space between people's air defense door and the circular shrouding become sealed space, the air pump passes through the gas-supply pipe pump with air compression and goes into between circular shrouding and the people's air defense door, if people's air defense door gas tightness is relatively poor, gas leaks from people's air defense door, it can not arrive fixed numerical value to lead to atmospheric pressure to rise in fixed time, thereby accomplish the gas tightness to people's air defense door and detect, detection efficiency is higher, the testing result is accurate, and the practicality is stronger.
Description
Technical Field
The utility model relates to a civil air defense engineering technical field especially relates to a civil air defense equipment gas tightness detection device.
Background
Civil air defense engineering also calls civil air defense work, which refers to underground protective buildings separately built for guaranteeing personnel and material shelter, civil air defense command and medical rescue in wartime and basements built by combining ground buildings and used for air defense in wartime.
The air tightness of the civil air defense door is directly related to the function of isolating toxic gas in the civil air defense space, so that the air tightness detection is required to be carried out after the civil air defense door is installed, when the existing detection device is used, two ventilation pipes for detection are reserved in the wall body of the civil air defense airtight channel, one ventilation pipe is used for inflating, the other ventilation pipe is used for measuring the pressure, the inner side of each ventilation pipe is connected with a plug through an internal thread, the air pipe of the detection device is sealed with the ventilation pipes by generally adopting a method of filling sealant, the reliability of sealing is difficult to guarantee, meanwhile, the filling and the dismantling of the sealant are time-consuming and labor-consuming, and the detection is inconvenient.
Therefore, a device for detecting the air tightness of the civil air defense equipment is needed, and is used for solving the problems that when the air tightness of the civil air defense door is detected, the existing detection mode wastes time and labor, and the detection efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of civil air defense equipment gas tightness detection device has solved and has examined time measuring to the civil air defense door gas tightness, and current detection mode is wasted time and energy, the lower problem of detection efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a civil air defense equipment gas tightness detection device, includes wall body and supporting seat, install the civil air defense door on the wall body side, one side of supporting seat is provided with the air pump, the output of air pump is connected with the gas-supply pipe, be fixed with servo motor on the lateral wall of supporting seat, the top of supporting seat is rotated and is connected with the sealing mechanism who is connected with servo motor's output transmission, the one end that the air pump was kept away from to the gas-supply pipe is connected with circular shrouding, the circumference edge of circular shrouding is fixed with the rubber ring that corresponds with the one end that sealing mechanism kept away from the air pump.
Preferably, sealing mechanism includes the nut cover of being connected with the top rotation of supporting seat, the coaxial gear a that is fixed with of lateral wall of nut cover, the meshing is connected with the gear b with the coaxial fixed of servo motor output on the gear a, nut cover female connection has the threaded rod, the one end that the air pump was kept away from to the threaded rod is connected with the thrust cylinder through the bearing rotation, the one end that the air pump was kept away from to the thrust cylinder is fixed with the side of rubber ring.
Preferably, a through groove is formed in the threaded rod in a penetrating mode along the axis direction of the threaded rod, and one end, far away from the air pump, of the air conveying pipe rotates to penetrate through the through groove and penetrate through the side wall of the circular sealing plate and extend out of the outer surface of the circular sealing plate.
Preferably, a barometer is fixed on the circular sealing plate, one end of the barometer penetrates through the side wall of the circular sealing plate and extends out of the outer surface of the circular sealing plate, and the other end of the barometer is located outside the pushing cylinder.
Preferably, a bearing is fixed at the top end of the supporting seat, and the nut sleeve is rotatably connected with the top end of the supporting seat through the bearing.
Preferably, the barometer is located the top of supporting seat, the area of circular shrouding is greater than the area of people's air defense door.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses well threaded rod drives a thrust section of thick bamboo and removes fixed stroke to the direction that is close to circular shrouding, thereby make a thrust section of thick bamboo carry out extrusion deformation with the rubber ring, make the circumference edge of circular shrouding carry out quick seal, make the space between people's air defense door and the circular shrouding become sealed space, restart the air pump and work, the air pump is gone into the air compression through the gas-supply pipe pump in the space between circular shrouding and the people's air defense door, thereby increase the atmospheric pressure between people's air defense door and the circular shrouding, if people's air defense door gas tightness is relatively poor, gaseous leakage from people's air defense door, lead to atmospheric pressure not to fixed numerical value rising in fixed time, thereby accomplish and detect the gas tightness of people's air defense door, and is convenient to detect, detection efficiency is higher, the testing result is accurate, and the practicality is stronger.
2. The utility model discloses in survey the atmospheric pressure value in the airtight space between people's air defense door and the circular shrouding through the barometer, make things convenient for whether the personnel are good to judge the leakproofness of people's air defense door, detect fast.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a partial schematic view of the circular sealing plate of the present invention;
fig. 3 is a schematic overall sectional structural view of the present invention.
In the figure: 1. a sealing mechanism; 101. pushing the cylinder; 102. a threaded rod; 103. a gear a; 104. a gear b; 105. a nut sleeve; 105. a nut sleeve; 3. a wall body; 4. a civil air defense door; 5. a circular closing plate; 6. a rubber ring; 7. a barometer; 8. an air pump; 9. a gas delivery pipe; 10. a supporting seat; 11. a servo motor; 12. penetrating a groove; 13. and a bearing.
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.
Referring to fig. 1-3, a civil air defense equipment airtightness detection device comprises a wall body 3 and a support seat 10, a civil air defense door 4 is installed on the side surface of the wall body 3, an air pump 8 is arranged on one side of the support seat 10, the output end of the air pump 8 is connected with an air pipe 9, a servo motor 11 is fixed on the outer side wall of the support seat 10, a sealing mechanism 1 in transmission connection with the output end of the servo motor 11 is rotatably connected to the top end of the support seat 10, a circular sealing plate 5 is connected to one end, away from the air pump 8, of the air pipe 9, and a rubber ring 6 corresponding to one end, away from the air pump 8, of the sealing mechanism 1 is fixed at the circumferential edge of the circular sealing plate 5; when the air tightness of the civil air defense door 4 is detected, the circular sealing plate 5 is firstly attached and placed on the side surface of the wall body 3, the circular sealing plate 5 is placed on one side corresponding to the civil air defense door 4 and completely covers the civil air defense door 4, the servo motor 11 is started to work, the output end of the servo motor 11 rotates for a fixed number of turns to drive the input end of the sealing mechanism 1 to rotate, the sealing mechanism 1 carries out movable extrusion on the rubber ring 6, so that the circumferential edge of the circular sealing plate 5 is rapidly sealed, the circular sealing plate 5 carries out sealing coverage on the civil air defense door 4, the space between the civil air defense door 4 and the circular sealing plate 5 becomes a sealing space, the air pump 8 is started to work, the air pump 8 pumps air compression into the space between the circular sealing plate 5 and the civil air defense door 4 through the air pipe 9, so as to increase the air pressure between the civil air defense door 4 and the circular sealing plate 5, if the civil air tightness of the civil air defense door 4 is poor, the air is leaked from the civil air defense door 4, the air pressure cannot rise to a fixed numerical value within a fixed time, so that the air tightness of the civil air defense door 4 is detected, the detection is convenient, the detection efficiency is high, the detection result is accurate, and the practicability is high.
The sealing mechanism 1 comprises a nut sleeve 105 which is rotatably connected with the top end of the supporting seat 10, a gear a103 is coaxially fixed on the outer side wall of the nut sleeve 105, a gear b104 which is coaxially fixed with the output end of the servo motor 11 is connected to the gear a103 in a meshing manner, a threaded rod 102 is connected in the nut sleeve 105 through internal threads, one end, far away from the air pump 8, of the threaded rod 102 is rotatably connected with a pushing cylinder 101 through a bearing, and one end, far away from the air pump 8, of the pushing cylinder 101 is fixed with the side face of the rubber ring 6; when the air tightness of the civil air defense door 4 is detected, the circular sealing plate 5 is firstly attached and placed on the side surface of the wall body 3, the circular sealing plate is placed on one side corresponding to the civil air defense door 4, the civil air defense door 4 is completely covered, the servo motor 11 is started to work, the output end of the servo motor 11 rotates for a fixed number of turns to drive the gear b104 to rotate, the gear b104 drives the gear a103 to rotate, the gear a103 drives the nut sleeve 105 to rotate, the nut sleeve 105 drives the threaded rod 102 to rotate towards the direction close to the circular sealing plate 5, the threaded rod 102 drives the pushing cylinder 101 to move for a fixed stroke towards the direction close to the circular sealing plate 5, so that the pushing cylinder 101 extrudes and deforms the rubber ring 6, the circumferential edge of the circular sealing plate 5 is rapidly sealed, the space between the civil air defense door 4 and the circular sealing plate 5 becomes a sealed space, the air pump 8 is started to work, the air pump 8 compresses air to pump into the space between the circular sealing plate 5 and the civil air defense door 4 through the air pipe 9, thereby increase the atmospheric pressure between people's air defense door 4 and the circular shrouding 5, if people's air defense door 4 gas tightness is relatively poor, gaseous from people's air defense door 4 goes up the leakage, leads to atmospheric pressure not to fixed numerical value in the fixed time rises to accomplish and detect people's air defense door 4's gas tightness, it is convenient to detect, and detection efficiency is higher, and the testing result is accurate, and the practicality is stronger.
The threaded rod 102 is internally provided with a through groove 12 along the axis direction, and one end of the air pipe 9 far away from the air pump 8 rotates to penetrate through the through groove 12 and penetrate through the side wall of the circular closing plate 5 to extend out of the outer surface of the circular closing plate 5.
An air pressure gauge 7 is fixed on the circular sealing plate 5, one end of the air pressure gauge 7 penetrates through the side wall of the circular sealing plate 5 and extends out of the outer surface of the circular sealing plate 5, and the other end of the air pressure gauge 7 is positioned outside the pushing cylinder 101; during specific work, the air pressure value in the closed space between the civil air defense door 4 and the circular sealing plate 5 is observed through the air pressure meter 7, and whether the tightness of the civil air defense door 4 is good or not is judged by a person conveniently.
A bearing 13 is fixed at the top end of the supporting seat 10, and the nut sleeve 105 is rotatably connected with the top end of the supporting seat 10 through the bearing 13; during specific work, the nut sleeve 105 is rotatably connected with the top end of the supporting seat 10 through the bearing 13, and the smoothness of rotation of the nut sleeve 105 is ensured.
The barometer 7 is positioned above the supporting seat 10, and the area of the circular sealing plate 5 is larger than that of the civil air defense door 4.
The working principle is as follows: firstly, a circular sealing plate 5 is attached to the side surface of a wall body 3, the circular sealing plate is placed on one side corresponding to a civil air defense door 4, the civil air defense door 4 is completely covered, a servo motor 11 is started to work, the output end of the servo motor 11 rotates for a fixed number of turns to drive a gear b104 to rotate, the gear b104 drives a gear a103 to rotate, a gear a103 drives a nut sleeve 105 to rotate, the nut sleeve 105 drives a threaded rod 102 to rotate towards the direction close to the circular sealing plate 5, the threaded rod 102 drives a pushing cylinder 101 to move for a fixed stroke towards the direction close to the circular sealing plate 5, so that the pushing cylinder 101 extrudes and deforms a rubber ring 6, the circumferential edge of the circular sealing plate 5 is rapidly sealed, the space between the civil air defense door 4 and the circular sealing plate 5 becomes a sealed space, then an air pump 8 is started to work, and the air pump 8 pumps air into the space between the circular sealing plate 5 and the civil air defense door 4 through the air delivery pipe 9, thereby increase the atmospheric pressure between people's air defense door 4 and the circular shrouding 5, if 4 gas tightness of people's air defense door is relatively poor, gaseous leakage from people's air defense door 4 leads to atmospheric pressure not to rise to fixed numerical value in fixed time, observes the atmospheric pressure value in the airtight space between people's air defense door 4 and the circular shrouding 5 through barometer 7 to accomplish and carry out short-term test to the gas tightness of people's air defense door 4.
The air pump 8 and the servo motor 11 are commercially available, and the air pump 8 and the servo motor 11 are provided with power supplies, which belong to the mature technology in the field and are fully disclosed, so repeated description is omitted in the specification.
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 (6)
1. The utility model provides a civil air defense equipment gas tightness detection device, includes wall body (3) and supporting seat (10), its characterized in that, install civil air defense door (4) on wall body (3) side, one side of supporting seat (10) is provided with air pump (8), the output of air pump (8) is connected with gas-supply pipe (9), be fixed with servo motor (11) on the lateral wall of supporting seat (10), the top of supporting seat (10) is rotated and is connected with sealing mechanism (1) of being connected with the output transmission of servo motor (11), the one end that gas pump (8) were kept away from in gas-supply pipe (9) is connected with circular shrouding (5), the circumference edge of circular shrouding (5) is fixed with rubber ring (6) that the one end of keeping away from gas pump (8) corresponds with sealing mechanism (1).
2. The air tightness detection device for the civil air defense equipment as claimed in claim 1, wherein the sealing mechanism (1) comprises a nut sleeve (105) rotatably connected with the top end of the support base (10), a gear a (103) is coaxially fixed on the outer side wall of the nut sleeve (105), a gear b (104) coaxially fixed with the output end of the servo motor (11) is connected to the gear a (103) in a meshing manner, a threaded rod (102) is connected to the nut sleeve (105) in a threaded manner, a pushing cylinder (101) is rotatably connected to one end, far away from the air pump (8), of the threaded rod (102) through a bearing, and one end, far away from the air pump (8), of the pushing cylinder (101) is fixed to the side face of the rubber ring (6).
3. The air tightness detection device of the civil air defense equipment as claimed in claim 2, wherein a through groove (12) is formed in the threaded rod (102) in a penetrating manner along the axis direction, and one end of the air delivery pipe (9) far away from the air pump (8) rotates to penetrate through the through groove (12) and penetrate through the side wall of the circular sealing plate (5) and extend out of the outer surface of the circular sealing plate (5).
4. The civil air defense equipment airtightness detection device according to claim 2, wherein an air pressure gauge (7) is fixed on the circular sealing plate (5), one end of the air pressure gauge (7) penetrates through the side wall of the circular sealing plate (5) and extends out of the outer surface of the circular sealing plate (5), and the other end of the air pressure gauge (7) is located outside the pushing cylinder (101).
5. The air tightness detection device for the civil air defense equipment as claimed in claim 2, characterized in that a bearing (13) is fixed at the top end of the supporting seat (10), and the nut sleeve (105) is rotatably connected with the top end of the supporting seat (10) through the bearing (13).
6. The civil air-tightness detection device of claim 4, wherein the barometer (7) is positioned above the support base (10), and the area of the circular sealing plate (5) is larger than that of the civil air-tightness door (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220716298.6U CN217466135U (en) | 2022-03-29 | 2022-03-29 | Air tightness detection device for civil air defense equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220716298.6U CN217466135U (en) | 2022-03-29 | 2022-03-29 | Air tightness detection device for civil air defense equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217466135U true CN217466135U (en) | 2022-09-20 |
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ID=83268662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220716298.6U Active CN217466135U (en) | 2022-03-29 | 2022-03-29 | Air tightness detection device for civil air defense equipment |
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| Country | Link |
|---|---|
| CN (1) | CN217466135U (en) |
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- 2022-03-29 CN CN202220716298.6U patent/CN217466135U/en active Active
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