CN212478931U

CN212478931U - Civil air defense door with tightness detection device

Info

Publication number: CN212478931U
Application number: CN202020619936.3U
Authority: CN
Inventors: 戴静
Original assignee: Beijing Rio Tinto Mingda Mechanical And Electrical Installation Engineering Co ltd
Current assignee: Beijing Rio Tinto Mingda Mechanical And Electrical Installation Engineering Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-02-05
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses a civil air defense door with a tightness detection device, which comprises a closed door arranged on a wall body, wherein the closed door comprises a left door hinged on one side of the wall body and a right door hinged on the other side of the wall body, a mounting groove is arranged in the left door, an observation groove is arranged in the right door, an observation hole communicated with the observation groove is arranged on the surface of the right door, a detection device is arranged between the left door and the right door, the detection device comprises a rotating shaft arranged in the mounting groove, a turbine fixed on the rotating shaft, a worm meshed with the turbine, and a first support plate arranged at one end of the worm close to the right door, the screw rod is fixedly connected with one end of the worm, which is close to the right door, and the other end of the screw rod is rotatably connected with the support plate II, the nut seat is in threaded connection with the screw rod, the vertical plate is fixedly connected to the top surface of the nut seat, and the indicating plate is fixedly connected to the vertical plate and is in clearance fit with the observation groove. Whether the indicator board appears through observing in order to detect the leakproofness ability of people's air defense door, guarantee that people's air defense door plays airtight effect.

Description

Civil air defense door with tightness detection device

Technical Field

The utility model relates to a people's air defense door technical field especially relates to a people's air defense door with seal detection device.

Background

The civil air defense door is used in a channel leading to a shaft bottom parking lot from a main power substation and a main drainage pump room in the pit and is easy to close so as to prevent water from suddenly immersing, and the door leaf of the civil air defense door is formed by assembling and welding a flat steel plate, a groined rib plate, a ring beam and the like.

At present, the chinese patent of publication No. CN208251958U among the prior art, it discloses a novel explosion-proof airtight door structure, including explosion-proof door frame, cooling assembly, explosion-proof airtight door, the cotton and the reinforcement assembly that absorb water, the inside of explosion-proof door frame is provided with explosion-proof airtight door, be provided with the cotton that absorbs water between explosion-proof door frame and the explosion-proof airtight door, the cotton adhesion that absorbs water is on the inner wall of explosion-proof door frame. The cooling assembly is arranged at the top of the explosion-proof airtight door, the valve is opened immediately after explosion occurs, cold water is poured on the explosion-proof airtight door, and the cold water is rapidly diffused through the absorbent cotton, so that the thermal expansion influence of heat generated by explosion on the explosion-proof airtight door can be timely solved, the explosion-proof airtight door can be opened timely, and people can be evacuated; through the back installation reinforcing component at explosion-proof airtight door, through two support frames, can effectively withstand the impact wave that some explosions produced and cause airtight door.

The technical scheme has the following defects: after the sealed door is closed, the tightness of the sealed door needs to be checked, and whether the sealed door is completely closed is detected, so that the situation that the sealed door cannot be completely closed and cannot play a sealing role is avoided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a people's air defense door with seal detection device, through observing whether the indicator plate appears in order to detect the seal performance of people's air defense door, guarantee that people's air defense door plays airtight effect.

The technical purpose of the utility model is realized through following technical scheme:

the utility model provides a people's air defense door with seal detection device, is including installing the airtight door on the wall body, the airtight door including articulate in the left door of wall body one side, articulate in the right door of wall body opposite side, seted up in the left door and be close to the right door is open-ended mounting groove, set up in the right door with the observation groove of mounting groove intercommunication, the surface of right door seted up with the observation hole of observation groove intercommunication, the left door with be provided with detection device between the right door, detection device including install in the mounting groove and the axis with left door surface vertically pivot, be fixed in pivot turbine, with turbine meshing and one end with the mounting groove is kept away from right door one end rotates the worm of connecting, install in the worm is close to the backup pad one of right door one end, with backup pad one parallel and rigid coupling in backup pad two backup pads on the lateral wall of mounting groove both sides, One end with the worm is close to right side door one end rigid coupling and the other end with two lead screws of rotating the connection of backup pad, with lead screw threaded connection's nut seat, rigid coupling in the riser of nut seat top surface, rigid coupling in the riser is close to the indicator board on the left side wall, the indicator board with observe groove clearance fit.

Through above-mentioned technical scheme, when left door and right door closed back, rotate the turbine, the turbine drives the worm and rotates, and the worm drives the lead screw and rotates, can move nut seat right door one side through the rotation of lead screw, through continuously rotating the turbine to observe through observing the hole and observe whether the sign appears in the observation groove, and then can judge whether left door and right door are closed completely, in order to detect the sealing performance of airtight door, guarantee that the people's air defense door plays airtight effect.

The utility model discloses further set up to: and a hand wheel which penetrates through the left door and is fixedly connected with the rotating shaft is arranged on the surface of the left door.

Through above-mentioned technical scheme, operating personnel can rotate the countershaft through rotating the hand wheel, and then the operating personnel of being convenient for operates.

The utility model discloses further set up to: and a glass cover covering the observation hole is fixed on the surface of the right door.

Through above-mentioned technical scheme, the setting up of glass cover can reduce the dust and get into in the observation hole, reduces the dust and to observing the sign and producing the influence.

The utility model discloses further set up to: the indicator board is close to right side door one end and orientation one side of observation hole is seted up flutedly, the tank bottom of recess scribbles bright color pigment.

Through above-mentioned technical scheme, utilize bright colour operating personnel to be convenient for observe and observe whether the indicator panel appears in the inslot, improved the degree of discerning of indicator panel.

The utility model discloses further set up to: and a rubber pad is fixed on the end face of the indicating plate close to one end of the right door.

Through above-mentioned technical scheme, the rubber pad is soft material, sets up the rubber pad and can cushion the rigid contact between the tank bottom in indicator board tip and observation groove, reduces to cause the damage to the indicator board.

The utility model discloses further set up to: the mounting groove is arranged at the middle position close to the left door.

Through above-mentioned technical scheme, set up the mounting groove in the intermediate position near the left door, need not operating personnel and raise the hand or squat, the operating personnel operation of being convenient for.

The utility model discloses further set up to: the indicator board is close to the terminal surface of right side door one end is the rectangle, and length direction with the direction of height of left side door is unanimous.

Through above-mentioned technical scheme, rectangular setting makes the indicator panel towards the width broad of observation hole a side to be favorable to the better observation indicator panel of operating personnel.

The utility model discloses further set up to: the mounting groove is close to one side of right door opening is fixed with the dust guard, the through-hole has been seted up on the dust guard, the indicator board passes the through-hole.

Through above-mentioned technical scheme, the setting of dust guard can reduce in the dust gets into the mounting groove to reduce the dust and cause the influence to detection device's part operation in the installation.

To sum up, the utility model discloses a beneficial technological effect does:

1. through setting up detection device, whether the sign appears in observing the observation inslot through observing the hole, and then can judge whether left door and right door are closed completely to detect the seal performance of airtight door, guarantee that the people's air defense door plays airtight effect.

2. Through setting up the glass cover, can reduce the dust and get into in the observation hole, reduce the dust and exert an influence to observing the sign.

3. Through seting up the recess and scribble bright color pigment in the recess, the operating personnel of being convenient for observes and observes whether the indicator panel appears in the inslot, has improved the degree of discerning of indicator panel.

Drawings

Fig. 1 is a schematic structural diagram of the present invention, mainly illustrating the overall structure of the airtight door;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2, illustrating mainly the construction of the detecting unit;

fig. 4 is an enlarged schematic view of a portion B in fig. 1, mainly illustrating the configuration of the glass cover.

Reference numerals: 1. a wall body; 2. a sealing door; 21. a left door; 211. mounting grooves; 2111. a dust-proof plate; 21111. a through hole; 22. a right door; 221. an observation tank; 222. an observation hole; 3. a detection device; 31. a rotating shaft; 32. a turbine; 33. a worm; 34. a first support plate; 35. a second support plate; 36. a screw rod; 37. a nut seat; 38. a vertical plate; 39. an indicator panel; 391. a groove; 392. a rubber pad; 4. a hand wheel; 5. and (4) a glass cover.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, 2 and 3, the civil air defense door with the tightness detection device comprises a sealed door 2 installed on a wall body 1 and a detection device 3. Airtight door 2 is including articulating in the left door 21 of 1 one side of wall body, articulate in the right door 22 of 1 opposite side of wall body, the lateral wall that left door 21 is close to right door 22 one side is seted up and is close to right door 22 one side for open-ended mounting groove 211, and mounting groove 211 is close to the intermediate position of left door 21, the observation groove 221 that communicates with mounting groove 211 is seted up to the lateral wall that right door 22 is close to left door 21 one side, the observation hole 222 of observing groove 221 intercommunication is seted up on the surface of right door 22, the fixed surface of right door 22 has the cover to locate the glass cover 5 of observing hole 222, detection device 3 installs in observing groove 221 and is used for detecting whether the complete closure between left door 21 and the right door 22.

As shown in fig. 2 and 3, the detecting device 3 includes a rotating shaft 31, a worm wheel 32, a worm 33, a first supporting plate 34, a second supporting plate 35, a screw rod 36, a nut seat 37, a vertical plate 38, and an indicating plate 39. The axis of the rotating shaft 31 is perpendicular to the left door 21, one end of the rotating shaft 31 is rotatably connected with the side wall of the observation groove 221, the other end of the rotating shaft passes through the left door 21 and is positioned outside the left door 21, one end positioned outside the left door 21 is fixedly connected with the hand wheel 4, and the rotating shaft 31 is positioned on one side of the observation groove 221 far away from the right door 22; the turbine 32 is fixedly connected to the rotating shaft 31; the worm 33 is meshed with the worm wheel 32, and one end of the worm 33 is rotatably connected with the side wall of the observation groove 221 far away from the right door 22; the side surface of one side of the first support plate 34 is rotatably connected with the other end of the worm 33, and the side walls of the two sides of the first support plate 34 are fixedly connected with the side walls of the two sides of the observation groove 221; the second support plate 35 is parallel to the first support plate 34, the side walls of the two sides of the second support plate 35 are fixedly connected with the side walls of the two sides of the observation groove 221, and the second support plate 35 is parallel to the first support plate 34 and close to one side of the right door 22; one end of the screw rod 36 penetrates through the first support plate 34 to be fixedly connected with the end part of the worm 33, and the other end of the screw rod is rotatably connected with the side surface of the second support plate 35; the nut seat 37 is connected to the screw rod 36 in a threaded manner; the length direction of the vertical plate 38 is vertical to that of the screw rod 36, and the end part of the vertical plate 38 is fixedly connected with the top surface of the nut seat 37; the length direction of the indicating plate 39 is consistent with the length direction of the screw rod 36, the end part of one end of the indicating plate 39 is fixedly connected with the side wall of the vertical plate 38 close to one side of the right door 22, the indicating plate 39 is positioned on one side of the vertical plate 38 far away from the screw rod 36, and the end surface of one end of the indicating plate 39 close to the right door 22 is rectangular.

When left door 21 and right door 22 are closed back, utilize hand wheel 4 to rotate turbine 32, turbine 32 drives worm 33 and rotates, worm 33 drives lead screw 36 and rotates, can move nut seat 37 to door 22 one side right through the rotation of lead screw 36, through continuously rotating turbine 32, and observe through observing hole 222 and observe whether the sign appears in the observation groove 221, and then can judge whether left door 21 and right door 22 are closed completely, in order to detect the sealing performance of airtight door 2, guarantee that airtight door 2 plays airtight effect.

As shown in fig. 3, the indicating plate 39 is close to one end of the right door 22 and is provided with a groove 391 towards one side of the observation hole 222, the bottom of the groove 391 is coated with a bright color pigment, whether the indicating plate 39 appears in the observation groove 221 is convenient for an operator to observe by utilizing the bright color, and the identification degree of the indicating plate 39 is improved. In addition, a rubber pad 392 is fixed on the end surface of the indicating plate 39 close to one end of the right door 22, the rubber pad 392 is made of soft material, and the rubber pad 392 can buffer the rigid contact between the end part of the indicating plate 39 and the bottom of the observation groove 221, thereby reducing the damage to the indicating plate 39.

As shown in fig. 3, a dust-proof plate 2111 is fixed on the side of the mounting groove 211 close to the opening of the right door 22, the outer side surface of the dust-proof plate 2111 is coplanar with the side surface of the left door 21 close to the side of the right door 22, a through hole 21111 is formed in the dust-proof plate 2111, the indicating plate 39 passes through the through hole 21111, and the dust-proof plate 2111 is arranged to reduce dust entering the mounting groove 211, so that influence of dust on the operation of components of the detection device 3 in the mounting process is reduced.

The specific working principle is that after the left airtight door 2 and the right airtight door 2 are closed, an operator rotates the worm wheel 32 through the hand wheel 4, the worm wheel 32 rotates to drive the worm 33 to rotate, the worm 33 rotates to drive the screw rod 36 to rotate, the nut seat 37 can move towards one side of the right door 22 through rotation of the screw rod 36, the observation hole 222 observes whether the indication board appears in the observation groove 221, and then whether the left door 21 and the right door 22 are completely closed can be judged, so that the sealing performance of the airtight door 2 is detected, and the civil defense door is guaranteed to have a sealing effect.

When the left door 21 and the right door 22 need to be opened, the operator rotates the handwheel 4 reversely, so that the nut seat 37 moves to the side far away from the right door 22, the indicator plate 39 can be removed from the observation groove 221, and the left door 21 and the right door 22 can be opened.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a people's air defense door with leakproofness detection device, is including installing airtight door (2) on wall body (1), airtight door (2) including articulate in left door (21) of wall body (1) one side, articulate in right door (22) of wall body (1) opposite side, its characterized in that: seted up in left side door (21) and being close to right side door (22) is open-ended mounting groove (211), seted up in right side door (22) with observation groove (221) of mounting groove (211) intercommunication, the surface of right side door (22) seted up with observation hole (222) of observation groove (221) intercommunication, left side door (21) with be provided with detection device (3) between right side door (22), detection device (3) including install in mounting groove (211) and the axis with left side door (21) surface vertically pivot (31), be fixed in turbine (32) on pivot (31), with turbine (32) meshing and one end and mounting groove (211) are kept away from right side door (22) one end is rotated worm (33) of connecting, install in worm (33) are close to backup pad one (34) of right side door (22) one end, With backup pad (34) parallel and rigid coupling in backup pad two (35), one end and worm (33) are close to right side door (22) one end rigid coupling and the other end with two (35) of backup pad rotate lead screw (36) of being connected, with lead screw (36) threaded connection's nut seat (37), rigid coupling in riser (38), the rigid coupling of nut seat (37) top surface in riser (38) are close to indicator plate (39) on left side door (21) lateral wall, indicator plate (39) with observation groove (221) clearance fit.

2. The civil air defense door with the tightness detection device according to claim 1, characterized in that: the surface of the left door (21) is provided with a hand wheel (4) which penetrates through the left door (21) and is fixedly connected with the rotating shaft (31).

3. The civil air defense door with the tightness detection device according to claim 1, characterized in that: and a glass cover (5) covering the observation hole (222) is fixed on the surface of the right door (22).

4. The civil air defense door with the tightness detection device according to claim 1, characterized in that: a groove (391) is formed in one side, close to one end of the right door (22), of the indicating plate (39) and facing the observation hole (222), and bright-color pigment is coated on the bottom of the groove (391).

5. The civil air defense door with the tightness detection device according to claim 1, characterized in that: and a rubber pad (392) is fixed on the end surface of the indicator plate (39) close to one end of the right door (22).

6. The civil air defense door with the tightness detection device according to claim 1, characterized in that: the mounting groove (211) is arranged at the middle position close to the left door (21).

7. The civil air defense door with the tightness detection device according to claim 1, characterized in that: the end face, close to one end of the right door (22), of the indicating plate (39) is rectangular, and the length direction of the indicating plate is consistent with the height direction of the left door (21).

8. The civil air defense door with the tightness detection device according to claim 1, characterized in that: the mounting groove (211) is close to one side of the opening of the right door (22) and is fixedly provided with a dustproof plate (2111), a through hole (21111) is formed in the dustproof plate (2111), and the indicating plate (39) penetrates through the through hole (21111).