CN218937662U - Sealing detection device for explosion-proof valve - Google Patents

Abstract

The utility model relates to the technical field of explosion-proof valve detection, and discloses a sealing detection device for an explosion-proof valve, comprising a fuselage and an explosion-proof valve body, the fuselage is movably installed on the top of the explosion-proof valve body, and a valve A partition is fixedly installed above the inside of the fuselage, and a detection tube is fixedly mounted on the partition. A detection device is installed on the detection tube. Including alarm, installation ring, movable plate and pressure switch, the alarm is fixed on the top of the detection tube, the installation ring is fixed on the inside of the detection tube near the upper position, the movable plate is set on the top wall of the installation ring, and the pressure switch is fixed It is installed on the top wall inside the detection tube, and a sealing mechanism is arranged inside the fuselage. In the utility model, by being provided with a detection device, the effect of quickly detecting the sealing performance of the explosion-proof valve body is achieved.

Description

A sealing detection device for an explosion-proof valve

technical field

The utility model relates to the technical field of explosion-proof valve detection, in particular to a sealing detection device for an explosion-proof valve.

Background technique

Explosion-proof valves are mainly used in hydraulic systems of equipment without mechanical locking systems. They mainly play a protective role to prevent safety accidents. Therefore, in order to ensure the safe use of explosion-proof valves, they need to be tested for sealing.

After searching by myself, the patent number CN201920420364.3 discloses an air tightness test tool. The airtightness test tooling includes a connecting cylinder, which is provided with at least two hooks for cooperating with the protruding edge hooks on the explosion-proof valve of the battery pack, and the connecting cylinder is hung on the explosion-proof valve through the hooks; the airtightness testing tooling It also includes a sealing plate for sealingly matching with the edge of the explosion-proof valve and forming a sealing cavity with the valve port of the explosion-proof valve. There is a pressure applying member for applying pressure to the sealing plate so that the sealing plate is sealingly engaged with the explosion-proof valve.

At present, the existing explosion-proof valve sealing detection devices on the market are cumbersome to use. The explosion-proof valve needs to be sealed and connected first, and then the result can be obtained by sensing the air circulation, which is cumbersome and the accuracy of the result is not high.

Utility model content

The utility model mainly solves the technical problems existing in the above-mentioned prior art, therefore, I provide a sealing detection device for an explosion-proof valve.

In order to achieve the above object, the utility model adopts the following technical scheme, a sealing detection device for an explosion-proof valve, including a fuselage and an explosion-proof valve body, the fuselage is movably installed on the top of the explosion-proof valve body, and the top of the explosion-proof valve body is fixedly installed with The valve port is fixed with a partition above the inside of the fuselage, and a detection tube is fixedly mounted on the partition, and a detection device is installed on the detection tube. The device includes an alarm, an installation ring, a movable plate and a pressure switch. The alarm is fixedly installed on the top of the detection tube, the installation ring is fixedly installed in the inner part of the detection tube near the upper position, the movable plate is set on the top wall of the installation ring, and the pressure switch It is fixedly installed on the inner top wall of the detection tube, the pressure switch is electrically connected to the alarm, and the inside of the fuselage is provided with a sealing mechanism.

Preferably, the sealing mechanism includes a sealing ring, a sealing plate, a mounting plate, a transmission shaft and a limit block, the sealing ring is inlaid and installed on the inner wall of the detection tube at a position corresponding to the valve port, and the sealing plate is movably socketed on the detection tube, The mounting plate is fixedly installed above the inside of the fuselage, the transmission shaft is movably installed on the mounting plate, and the limit block is movably installed under the side wall of the detection tube and is movably connected with the sealing ring.

Preferably, a thread is provided under the side wall of the transmission shaft, the transmission shaft penetrates the upper and lower walls of the sealing plate downwards, the transmission shaft and the sealing plate are connected by threads, and the top wall of the limit block is an inclined plane.

Preferably, a guide ring is fixedly installed on the bottom wall of the installation ring, the inside of the guide ring gradually becomes larger from top to bottom, and a handle is fixedly installed on the top of the transmission shaft.

Preferably, a limiting groove is provided on the inner wall of the fuselage, a slider is slidably installed inside the limiting groove, and the slider is fixedly connected to the sealing plate.

Preferably, anti-slip lines are provided on the outer wall of the fuselage.

Beneficial effect

The utility model provides a sealing detection device for an explosion-proof valve. Has the following beneficial effects:

(1) The sealing detection device for an explosion-proof valve achieves the effect of quickly detecting the sealing performance of the explosion-proof valve body by being provided with a detection device.

(2), the sealing detection device for explosion-proof valve, through the setting of the sealing mechanism, the sealing ring and the outer wall of the valve port are bonded more tightly, thereby improving the sealing performance between the detection tube and the valve port, thereby improving the detection accuracy.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a sectional view of the internal structure of the utility model;

Fig. 3 is the enlarged view of place A in Fig. 2 of the utility model;

Fig. 4 is an enlarged view of B in Fig. 1 of the present utility model.

illustration:

1. Body; 2. Explosion-proof valve body; 3. Partition; 4. Detection tube; 5. Valve port; 6. Alarm; 7. Air vent; 8. Sealing plug; 9. Mounting ring; 10. Movable plate ; 11, pressure switch; 12, guide ring; 13, sealing ring; 14, sealing plate; 15, mounting plate; 16, transmission shaft; 17, handle; Slide block; 21, anti-slip pattern.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment: A sealing detection device for an explosion-proof valve, as shown in Figures 1 to 4, includes a fuselage 1 and an explosion-proof valve body 2, the fuselage 1 is movably installed on the top of the explosion-proof valve body 2, and the top of the explosion-proof valve body 2 A valve port 5 is fixedly installed, and a partition 3 is fixedly installed above the inside of the fuselage 1, and a detection tube 4 is fixedly mounted on the partition 3. The detection tube 4 is a cylindrical tube, and the gap between the detection tube 4 and the valve port 5 is Socketing, the detection tube 4 is provided with a detection device, the detection device includes an alarm 6, a mounting ring 9, a movable plate 10 and a pressure switch 11, the detection tube 4 is provided with a vent 7, and the vent 7 is a circular hole, The air vent 7 runs through the inner and outer walls of the detection tube 4, the inside of the air vent 7 is movable and sealed with a sealing plug 8, the alarm 6 is fixedly installed on the top of the detection tube 4, the installation ring 9 is a ring structure, and the installation ring 9 Fixedly installed on the inside of the detection tube 4 close to the upper position, the movable plate 10 is a circular plate, the movable plate 10 is arranged on the top wall of the installation ring 9, the pressure switch 11 is fixedly installed on the top wall of the detection tube 4, the pressure switch 11 It is electrically connected with the alarm 6, and the inside of the fuselage 1 is provided with a sealing mechanism.

A guide ring 12 is fixedly installed on the bottom wall of the installation ring 9, and the inside of the guide ring 12 gradually becomes larger from top to bottom, and the guide ring 12 plays a role in guiding air flow.

The sealing mechanism includes a sealing ring 13, a sealing plate 14, a mounting plate 15, a transmission shaft 16, and a limit block 18. The sealing ring 13 is a ring structure, and the sealing ring 13 is inlaid and installed on the inner wall of the detection tube 4 corresponding to the valve port 5. position, the sealing plate 14 is a circular plate, the sealing plate 14 is movably socketed on the detection tube 4, the mounting plate 15 is an arc-shaped plate, the mounting plate 15 is fixedly installed above the inside of the fuselage 1, and the transmission shaft 16 is movably installed On the mounting plate 15, a screw thread is provided below the side wall of the transmission shaft 16, the transmission shaft 16 penetrates the upper and lower walls of the sealing plate 14 downwards, the transmission shaft 16 and the sealing plate 14 are threaded, and the limit block 18 has multiple A plurality of limit blocks 18 are evenly distributed and movable installed under the side wall of the detection tube 4 and are movably connected with the sealing ring 13, and the top wall of the limit block 18 is an inclined plane.

The top of transmission shaft 16 is fixedly equipped with handle 17, and handle 17 is convenient to rotate transmission shaft 16, and limit groove 19 is offered on the inner wall of fuselage 1, and slide block 20 is installed in the inside of limit groove 19, slide block 20 and sealing plate 14 are fixedly connected, and the sliding block 20 moves inside the limiting groove 19 to limit the sealing plate 14, so that the sealing plate 14 can move up and down on the transmission shaft 16.

The outer wall of the fuselage 1 is provided with anti-skid lines 21 , and the anti-slip lines 21 prevent operators from slipping when holding the machine body 1 .

Working principle of the utility model:

When in use, first remove the sealing plug 8 from the inside of the air vent 7, then connect the fuselage 1 on the top of the explosion-proof valve body 2, so that the detection tube 4 and the valve port 5 are socketed, and then insert the sealing plug 8 is installed inside the air vent 7. At this time, the inside of the detection tube 4 is in a sealed state, and the inside of the explosion-proof valve body 2 is ventilated. If the sealing of the explosion-proof valve body 2 is good, the inside of the detection tube 4 will not appear. Air circulation, if the sealing of the explosion-proof valve body 2 is not good, the movable plate 10 inside the detection tube 4 will move upward under the action of pressure, thereby squeezing the pressure switch 11, and the pressure switch 11 will activate the alarm 6 An alarm is issued, and when the alarm 6 sounds, it means that the tightness of the explosion-proof valve body 2 is not good, and then the effect of quickly detecting the tightness of the explosion-proof valve body 2 is achieved.

After the fuselage 1 and the explosion-proof valve body 2 are installed, the transmission shaft 16 is rotated by the handle 17, and the transmission shaft 16 is threadedly connected with the sealing plate 14, and the sealing plate 14 will move downward, and the downward movement of the sealing plate 14 is preliminary for detection The pipe 4 and the valve port 5 are sealed, and the limit block 18 is squeezed at the same time. After the limit block 18 is squeezed, the seal ring 13 will be squeezed inward, so that the seal ring 13 and the valve port 5 The outer side wall of the valve is more tightly fitted, thereby improving the sealing performance between the detection tube 4 and the valve port 5, thereby improving the detection accuracy.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a sealing detection device for explosion-proof valve, includes fuselage (1) and explosion-proof valve body (2), and fuselage (1) movable mounting is at the top of explosion-proof valve body (2), and the top fixed mounting of explosion-proof valve body (2) has valve port (5), its characterized in that: the utility model discloses a high-pressure air conditioner, including fuselage (1), inside top fixed mounting of fuselage (1) has baffle (3), inlay fixed mounting on baffle (3) has detection tube (4), be provided with detection device on detection tube (4), set up ventilative mouth (7) on detection tube (4), internally mounted of ventilative mouth (7) has sealing plug (8), detection device includes siren (6), collar (9), fly leaf (10) and pressure switch (11), siren (6) fixed mounting is at the top of detection tube (4), collar (9) fixed mounting is in the inside position that is close to the top of detection tube (4), fly leaf (10) set up at the top wall of collar (9), electric connection between pressure switch (11) and siren (6) is provided with sealing mechanism in the inside of fuselage (1).

2. The seal detection device for an explosion-proof valve according to claim 1, wherein: sealing mechanism is including sealing ring (13), closing plate (14), mounting panel (15), transmission shaft (16) and stopper (18), and sealing ring (13) are inlayed and are installed in the position that the inner wall of detecting tube (4) corresponds valve port (5), and closing plate (14) activity cup joints on detecting tube (4), and mounting panel (15) fixed mounting is in the inside top of fuselage (1), and transmission shaft (16) movable mounting is on mounting panel (15), stopper (18) movable mounting is in the lateral wall below of detecting tube (4) and with sealing ring (13) swing joint.

3. The seal detection device for an explosion-proof valve according to claim 2, wherein: screw threads are formed below the side wall of the transmission shaft (16), the transmission shaft (16) downwards penetrates through the upper wall surface and the lower wall surface of the sealing plate (14), the transmission shaft (16) is in threaded connection with the sealing plate (14), and the top wall surface of the limiting block (18) is an inclined surface.

4. The seal detection device for an explosion-proof valve according to claim 1, wherein: the bottom wall surface of the mounting ring (9) is fixedly provided with a guide ring (12), the inside of the guide ring (12) gradually increases from top to bottom, and the top of the transmission shaft (16) is fixedly provided with a handle (17).

5. The seal detection device for an explosion-proof valve according to claim 1, wherein: a limit groove (19) is formed in the inner wall of the machine body (1), a sliding block (20) is slidably arranged in the limit groove (19), and the sliding block (20) is fixedly connected with the sealing plate (14).

6. The seal detection device for an explosion-proof valve according to claim 1, wherein: the outer side wall of the machine body (1) is provided with anti-skid patterns (21).

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