CN216158382U - Quick door opening structure - Google Patents

Abstract

The utility model discloses a quick-opening door structure, which relates to the technical field of valves and specifically comprises a quick-opening door body and a quick-opening door, wherein a cantilever is arranged on the quick-opening door body and can rotate; the cantilever is connected with a suspension arm which is rotatable; the suspension arm is connected with the quick opening door; the quick-opening door can rotate on the suspension arm; according to the utility model, by arranging the supporting devices such as the cantilever and the suspension arm, when the quick-opening door is opened, the quick-opening door can be opened and closed without being supported by the full force of an operator, the weight of the quick-opening door is completely supported by the supporting mechanism, and the operation load is reduced; and the suspension arm, the cantilever and the quick-opening door can rotate independently, so that mechanical interference can be avoided to the maximum extent, and the problem that the mechanism is blocked during movement is effectively solved.

Description

Quick door opening structure

Technical Field

The utility model relates to the technical field of valves, in particular to a quick opening structure of a pipe cleaning valve.

Background

The quick-opening structure is applied to a pressure container needing to be opened or closed quickly, such as a pipe cleaning valve and the like; the existing quick-opening door structure often has the following defects: part of manufacturers do not design a support mechanism for the quick opening door, so that the quick opening door is unsafe and inconvenient to assemble and disassemble; part of quick-opening doors are provided with support mechanisms, but the design is unreasonable, interference is generated when the doors are opened and closed and assembled, the mechanism movement has a blocking phenomenon, and manual repair is needed; and (III) the quick-opening door is opened by misoperation under pressure due to the absence of a pressure relief interlocking mechanism, so that personal injury safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the supporting mechanism for the existing quick-opening door is unreasonable in design, interference is generated during door opening and closing and assembling, the mechanism moves to have a blocking phenomenon, manual repair is needed, a pressure relief interlocking mechanism is not arranged, and the safety performance is poor.

The technical scheme of the utility model is as follows:

a quick-opening door structure comprises a quick-opening door body and a quick-opening door; the fast opening door and the fast opening door are connected in a buckling mode through rotation of the fast opening door, the working principle of the fast opening door and the fast opening door is consistent with that of a high-pressure cooker cover, and the fast opening door can be connected by adopting the structures of the high-pressure cooker cover and the high-pressure cooker; furthermore, a clamping groove is formed in the quick-opening door, a jaw is arranged above the clamping groove, and a clamping flap matched with the clamping groove and the jaw is arranged on the quick-opening door; the clamping valve penetrates through the dislocation between the jaws and enters the clamping groove, and then the clamping valve rotates to enable the clamping valve to be matched with the jaws, so that the locking of the quick-opening door is realized.

Furthermore, a cantilever is arranged on the quick-opening door body and can rotate; the cantilever is connected with a suspension arm which is rotatable; the suspension arm is connected with the quick opening door; the quick-opening door can rotate on the suspension arm; the suspension arm, the cantilever and the quick opening door can rotate independently, so that mechanical interference can be avoided to the maximum extent, and the phenomenon of mechanism motion blockage is solved.

Further, a door hopper is arranged on the quick-opening door body, and a door seat is arranged on the door hopper; the welding of cantilever below has the regulation pole, adjust the pole and insert the door-seat, the internal diameter of door-seat should slightly be greater than the diameter of regulation pole, guarantees to adjust the pole and can rotate in the door-seat.

Furthermore, in order to prevent the problem of slight mismatching between the quick-opening door and the quick-opening door body, the height of the quick-opening door is ensured to be adjustable during design; preferably, the height of the quick-opening door is adjustable by adopting a structure that an opening is formed below the door seat and an adjusting rod can penetrate through the opening, and the length of the adjusting rod is more than the height of the door seat; the below of door seat is provided with the screw thread, and the below of door seat is provided with adjusting nut, can finely tune the height of cantilever through the screw thread degree of depth of rotatory adjusting nut on the door seat, and then finely tunes the height of opening the door soon.

Further, the quick-opening door can rotate on the suspension arm through the following structure; the suspension arm is provided with a first sliding bearing, the quick-opening door is connected with a door hinge base through a bolt, and the door hinge base penetrates through the first sliding bearing and is matched with the first sliding bearing to realize the rotation of the quick-opening door; preferably, the door hinge seat passes through the first sliding bearing, and then is fixed by the installation gasket and the locking nut.

Further, the suspension arm is rotatable and is realized by the following structure; the cantilever is provided with a connecting piece, preferably, the connecting piece is hung on the cantilever through a clamping nut, and the height of the suspension arm can be adjusted through adjusting the clamping nut so as to realize the height adjustment of the suspension arm; and a second sliding bearing is installed in the connecting piece, and the suspension arm penetrates through the second sliding bearing to realize the rotation of the suspension arm.

Furthermore, in order to further ensure the sealing performance of the quick-opening door, a sealing ring is arranged in the quick-opening door body, a first O-shaped ring is arranged on the sealing ring and the base surface of the quick-opening door body, and axial sealing is realized through the first O-shaped ring to form a sealing ring floating piston effect; the ring surface of the sealing ring is also provided with a sealing groove, a second O-shaped ring is arranged in the sealing groove, and radial sealing is realized through the second O-shaped ring; the terminal surface of quick-opening door also is provided with the seal groove, be provided with third O type circle in the seal groove, realize plane seal through the floating piston effect of first O type circle and third O type circle, improved its sealed effect, sealing performance is better.

Further, install the handle on the quick-open door, preferably, the handle passes through the handle seat and is connected with the quick-open door, has had the setting of handle, and the rotation that can be better convenient is opened the door soon, makes its convenient operation.

Further, a pressure relief valve is mounted on the quick-opening door body, and a pressure gauge is mounted on the pressure relief valve and used for displaying a pressure value in the valve cavity; the pressure release valve is used for discharging gas in the quick-opening door body, so that the operation is safe.

The quick-opening door further comprises an interlocking pin, the quick-opening door body and the quick-opening door are both provided with locking holes, when the quick-opening door is closed, the locking holes in the quick-opening door body are aligned with the locking holes in the quick-opening door, at the moment, the interlocking pin is inserted into the locking holes to further lock the quick-opening door, the interlocking pin and the pressure release valve are integrally connected, and when the quick-opening door needs to be opened, the pressure release valve must be opened and the interlocking pin must be pulled out at the same time to rotate the quick-opening door to realize opening; through the integrative design of relief valve and interlocking round pin, realize the safety interlock function, avoid accident's emergence, improve the safety guarantee simultaneously.

Compared with the prior art, the utility model has the beneficial effects that:

1. a quick-opening door structure comprises a quick-opening door body and a quick-opening door, wherein a cantilever is arranged on the quick-opening door body and can rotate; the cantilever is connected with a suspension arm which is rotatable; the suspension arm is connected with the quick opening door; the quick-opening door can rotate on the suspension arm; by arranging the supporting devices such as the cantilever and the suspension arm, when the quick-opening door is opened, the full force of an operator is not required to support the opening and closing door, the weight of the quick-opening door is completely supported by the supporting mechanism, and the operation load is reduced; and the suspension arm, the cantilever and the quick-opening door can rotate independently, so that mechanical interference can be avoided to the maximum extent, and the problem that the mechanism is blocked during movement is effectively solved.

2. A quick door opening structure is also provided with an interlocking pin, and the interlocking pin and a pressure release valve are integrally connected; the process of pressure release can be carried out before opening the quick-opening door to the assurance, improves the security performance, avoids the accident to take place.

Drawings

FIG. 1 is a schematic structural view of a quick-opening door structure;

FIG. 2 is a side view of a quick-open door construction;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an enlarged schematic view at A of FIG. 1;

fig. 5 is a schematic structural view of a quick-open door in a quick-open door structure.

Reference numerals: 1-quick-opening door body, 2-quick-opening door, 3-cantilever, 4-cantilever, 5-sealing ring, 6-interlocking pin, 7-dust cover, 11-clamping groove, 12-jaw, 13-door hopper, 14-door seat, 21-clamping flap, 22-door hinge seat, 23-handle, 24-pressure release valve, 25-pressure gauge, 27-sealing groove, 31-adjusting rod, 32-adjusting nut, 33-connecting piece, 34-second sliding bearing, 41-first sliding bearing, 51-first O-ring, 53-second O-ring, 28-third O-ring, 61-locking hole.

Detailed Description

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The features and properties of the present invention are described in further detail below with reference to examples.

Example one

Referring to fig. 1-5, a quick-opening door structure includes a quick-opening door body 1 and a quick-opening door 2; the fast opening door 2 is opened and closed to realize the opening and closing of the fast opening door body 1, preferably, a buckle device is arranged between the fast opening door body 1 and the fast opening door 2, the fast opening door 2 and the fast opening door body 1 are connected through the rotation of the fast opening door 2, the working principle of the fast opening door 2 is consistent with that of a high-pressure cooker cover, and the fast opening door body 1 and the fast opening door 2 can also adopt the structures of the high-pressure cooker cover and the high-pressure cooker to realize the connection effect of the high-pressure cooker cover and the high-pressure cooker; furthermore, a clamping groove 11 is formed in the quick-opening door 2, a jaw 12 is arranged above the clamping groove 11, and a clamping flap 21 matched with the clamping groove 11 and the jaw 12 is arranged on the quick-opening door 2; the clamping flap 21 penetrates through the dislocation of the jaw 12 and enters the clamping groove 11, and then the clamping flap 21 and the jaw 12 are connected in a matching mode to lock the quick-opening door 2.

The quick-opening door body 1 is provided with a cantilever 3, and the cantilever 3 can rotate; the cantilever 3 is connected with a suspension arm 4, and the suspension arm 4 is rotatable; the suspension arm 4 is connected with the quick opening door 2; the quick-opening door 2 can rotate on the suspension arm 4; the suspension arm 4, the suspension arm 3 and the quick opening door 2 can rotate independently, so that mechanical interference can be avoided to the maximum extent, and the problem that the mechanism is blocked during movement is solved.

In use, the operation when opening the quick opening door 2 is as follows: the quick-opening door 2 is rotated to enable the quick-opening door 2 to fall off from the quick-opening door body 1, and then the cantilever 3 is rotated to drive the cantilever arm 4 to rotate, so that the quick-opening door 2 is far away from the quick-opening door body 1; the cantilever 3 and the suspension arm 4 can play a supporting role at this moment, the quick-opening door 2 is supported without full force of an operator, and the weight of the quick-opening door 2 is completely supported by the cantilever 3 and the suspension arm 4, so that the operation load is reduced.

The operation when closing the quick opening door 2 is as follows: the cantilever 3 is rotated to drive the cantilever 4 to rotate, so that the quick-opening door 2 is close to the quick-opening door body 1; then the quick-opening door 2 is rotated to enable the clamping flap 21 on the quick-opening door 2 to be matched and connected with the jaw 12 on the quick-opening door body 1, and then the quick-opening door 2 is closed.

Example two

The second embodiment further describes the first embodiment, the same components are not described again, please refer to fig. 1-5, a door bucket 13 is welded on the quick-opening door body 1, and a door seat 14 is installed on the door bucket 13; an adjusting rod 31 is welded below the cantilever 3, the adjusting rod 31 is inserted into the door seat 14, the inner diameter of the door seat 14 is slightly larger than the diameter of the adjusting rod 31, and the adjusting rod 31 can rotate in the door seat 14.

Further, in order to prevent the problem that the quick-opening door 2 is slightly improperly matched with the quick-opening door body 1, the height of the quick-opening door 2 is ensured to be adjustable during design; preferably, the height of the quick-opening door 2 is adjustable by adopting a structure that an opening is formed below the door seat 14 and an adjusting rod 31 can penetrate through the opening, and the length of the adjusting rod 31 exceeds the height of the door seat 14; the lower part of the door seat 14 is provided with threads, the lower part of the door seat 14 is provided with an adjusting nut 32, and the height of the cantilever 3 can be finely adjusted by rotating the depth of the threads of the adjusting nut 32 on the door seat 14, so that the height of the quick-opening door 2 can be finely adjusted.

Secondly, the height of the quick-opening door 2 is adjustable by adopting the structure that an opening is formed above the cantilever and can be penetrated by a connecting piece 33 at the upper end of the suspension arm 4, and the length of the connecting piece 33 is more than the height of the cantilever 3; the top of connecting piece 33 is provided with the screw thread, is provided with on the connecting piece and ties up the nut, and the height of davit 4 can be adjusted to the screw thread degree of depth through rotatory and tie up the nut on connecting piece 33, and then the height of adjustment fast opening door 2.

The double adjustable setting ensures the height adjustment precision of the quick-opening door 2 to a greater extent, maximizes the adjustment space, and is more favorable for the implementation of assembly precision and product functions.

EXAMPLE III

The third embodiment is a further description of the first embodiment, the same components are not described again, please refer to fig. 1-5, and the quick-opening door 2 can rotate on the suspension arm 4 by the following structure; the suspension arm 4 is provided with a first sliding bearing 41, the quick-opening door 2 is connected with a door hinge seat 22 through a bolt, and the door hinge seat 22 penetrates through the first sliding bearing 41 and is matched with the first sliding bearing 41 to realize the rotation of the quick-opening door 2; preferably, the door hinge base 22 is coupled by a mounting washer and a locknut after passing through the first sliding bearing 41.

Example four

The fourth embodiment is a further description of the first embodiment, the same components are not described again, please refer to fig. 1 to 5, and the boom 4 is rotatable and is realized by the following structure; a connecting piece 33 is installed on the cantilever 3, preferably, the connecting piece 33 is hung on the cantilever 3 through a lock nut, a second sliding bearing 34 is installed in the connecting piece 33, and the boom 4 passes through the second sliding bearing 34 to realize connection with the cantilever 3; the upper end of the connecting piece 33 is sleeved with a dust cover 7.

EXAMPLE five

Fifth embodiment is a further description of the first embodiment, the same components are not repeated herein, please refer to fig. 1 to 5, in order to further ensure the sealing performance of the quick-opening door 2, a sealing ring 5 is arranged in the quick-opening door body 1, a first O-ring 51 is arranged on the base surface of the sealing ring 5 and the quick-opening door body 1, and axial sealing is realized by the first O-ring 51; a sealing groove 27 is formed in the ring surface of the sealing ring 5, a second O-shaped ring 53 is arranged in the sealing groove 27 to realize radial sealing, and the floating piston effect of the sealing ring 5 is realized through the first O-shaped ring 51 and the second O-shaped ring 53; the terminal surface of the quick-open door 2 is provided with seal groove 27, be provided with third O type circle 28 in the seal groove 27, realize plane seal through third O type circle 28, improved its sealed effect, sealing performance is better.

EXAMPLE six

The sixth embodiment is a further description of the first embodiment, the same components are not described again, please refer to fig. 1 to 5, a handle 23 is installed on the quick-opening door 2, preferably, the handle 23 is connected with the quick-opening door 2 through a handle seat, and the handle 23 is provided, so that the quick-opening door 2 can be rotated better and conveniently, and the operation is better and more convenient.

In order to prevent the internal pressure and the external pressure of the quick-opening door body 1 from being inconsistent and avoid accidents when the quick-opening door 2 is opened, a pressure release valve 24 is arranged on the quick-opening door body 1, and a pressure gauge 25 is arranged on the pressure release valve 24 and used for displaying the pressure value in the quick-opening door body 1; the pressure release valve 24 is used for discharging gas in the quick-opening door body 1, so that the internal pressure of the quick-opening door body is completely emptied.

When the quick-opening door 2 needs to be opened, the pressure release valve 24 needs to be opened first, gas in the quick-opening door body 1 is exhausted, then the pressure gauge 25 is observed, and when the pointer of the pressure gauge shows that the pressure is zero, the quick-opening door 2 can be opened.

EXAMPLE seven

A seventh embodiment is to further explain the sixth embodiment, the same components are not described again, please refer to fig. 1 to 5, and a quick-opening door structure further includes an interlocking pin 6, the quick-opening door body 1 and the quick-opening door 2 are both provided with locking holes 61, after the quick-opening door 2 is closed, the locking holes 61 on the quick-opening door body 1 and the locking holes 61 on the quick-opening door 2 are aligned, at this time, an operating handle of the pressure release valve 24 is rotated to drive the interlocking mechanism to insert the interlocking pin 6 into the locking holes 61, further lock the quick-opening door 2, and achieve installation interlocking.

In order to further improve the safety performance of the device and avoid the danger caused by manual operation errors, the interlocking pin 6 and the pressure release valve 24 are integrally connected, the quick-opening door is opened, firstly, the pressure release valve 24 is opened to release the pressure in the quick-opening door body 1, meanwhile, the interlocking pin 6 is driven to withdraw from the quick-opening door body 2, and at the moment, the quick-opening door can be rotated to realize the opening function; and (3) closing the quick-opening door, after the quick-opening door 2 is thrown into the quick-opening door body 1, rotating the quick-opening door 2 to enable the clamping flap 21 on the quick-opening door body to be matched and connected with the jaw 12 on the quick-opening door body 1, and rotating the operation handle on the pressure release valve 24 to drive the interlocking pin 6 to be inserted into the locking hole 61 to realize the closing function.

The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.

Claims (10)

1. A quick-opening door structure comprises a quick-opening door body (1) and a quick-opening door (2), and is characterized in that a cantilever (3) is arranged on the quick-opening door body (1), and the cantilever (3) can rotate; the cantilever (3) is connected with a suspension arm (4), and the suspension arm (4) is rotatable; the suspension arm (4) is connected with the quick-opening door (2), and the quick-opening door (2) can rotate on the suspension arm (4).

2. The quick-opening door structure according to claim 1, characterized in that a buckling device is arranged between the quick-opening door body (1) and the quick-opening door body (2), and the quick-opening door body (1) is connected with the quick-opening door body (2) through rotation of the quick-opening door body (2).

3. The quick-opening door structure according to claim 1, characterized in that a door hopper (13) is arranged on the quick-opening door body (1), and a door seat (14) is arranged on the door hopper (13); an adjusting rod (31) is arranged below the cantilever (3), and the adjusting rod (31) is inserted into the door seat (14).

4. A quick-opening door structure according to claim 3, characterized in that an opening for passing the adjusting rod (31) is arranged below the door seat (14); the lower part of the door seat (14) is provided with threads, and the lower part of the door seat (14) is provided with an adjusting nut (32).

5. A quick-opening door structure according to claim 1, characterized in that the suspension arm (4) is provided with a first sliding bearing (41), and the quick-opening door (2) is connected with a door hinge seat (22); the door hinge seat (22) penetrates through the first sliding bearing (41), and the door hinge seat (22) is matched with the first sliding bearing (41) to realize rotation of the quick opening door (2).

6. A quick-opening door structure according to claim 1, characterized in that said cantilever (3) is provided with a connecting member (33); a second sliding bearing (34) is installed in the connecting piece (33), and a dust cover (7) is sleeved at the upper end of the connecting piece (33); the suspension arm (4) penetrates through a second sliding bearing (34) to realize the rotation of the suspension arm (4).

7. The quick-opening door structure according to claim 1, characterized in that a sealing ring (5) is arranged in the quick-opening door body (1), a first O-shaped ring (51) is arranged between the sealing ring (5) and the quick-opening door body (1), and axial sealing is realized through the first O-shaped ring (51), so that the sealing ring (5) forms piston movement to provide thrust.

8. The structure of claim 7, wherein a sealing groove (27) is arranged on the end face of the quick-opening door (2), and a third O-ring (28) is arranged in the sealing groove (27) to realize the sealing between the sealing ring (5) and the quick-opening door (2); and a second O-shaped ring (52) is arranged between the sealing ring (5) and the quick-opening door body (1) to realize radial sealing and realize sealing between the sealing ring (5) and the quick-opening door body (1).

9. The quick-opening door structure according to claim 1, characterized in that a handle (23) is installed on the quick-opening door (2), and a pressure relief valve (24) and a pressure gauge (25) are installed on the quick-opening door (1).

10. The quick-opening door structure according to claim 1, characterized by further comprising an interlocking pin (6), wherein the quick-opening door body (1) and the quick-opening door (2) are respectively provided with a locking hole (61), and the interlocking pin (6) is inserted into the locking hole (61) to lock the quick-opening door (2); the interlocking pin (6) and the pressure relief valve (24) are connected in an integrated manner.

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