CN217977580U

CN217977580U - Fire-resistant experimental apparatus of fire prevention valve

Info

Publication number: CN217977580U
Application number: CN202222050552.6U
Authority: CN
Inventors: 孙治堃; 孙宝玉; 时军
Original assignee: Nanjing Shangyuan Analytical Instrument Co ltd
Current assignee: Nanjing Shangyuan Analytical Instrument Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-12-06
Anticipated expiration: 2032-08-04

Abstract

The utility model relates to a fire-resistant experimental apparatus of fire prevention valve belongs to the fire prevention valve field, it includes valve and experiment nipple, equal fixedly connected with connecting plate on valve and the experiment nipple, be provided with coupling assembling on the connecting plate, coupling assembling includes stopping piece and connecting pin, connecting plate fixed connection on connecting pin and the experiment nipple and pass the connecting plate on the valve, stopping piece can be dismantled with the connecting pin and be connected, one side butt that connecting plate on stopping piece and the valve deviates from the experiment nipple. This application is in the installation, after passing the connecting plate on the valve with the connecting pin, in making the card limit embedding breach on the cell wall of fixed slot, make experiment nipple and the preliminary butt joint of valve, the connecting block inlays to be located in the connecting hole, fixing bolt and diaphragm and valve threaded connection just promote the anchor block, make the scarf of anchor block and the scarf butt of anchor strut and exert thrust to the anchor strut to make the anchor strut butt in the spread groove.

Description

Fire-resistant experimental apparatus of fire prevention valve

Technical Field

The application relates to the field of fire prevention valves, especially, relate to a fire-resistant experimental apparatus of fire prevention valve.

Background

The fire-proof valve is a movable sealing device which is used for ventilation and fire resistance in an air-conditioning pipeline, is in a valve form of a memory molten alloy temperature control, can meet the requirements of fire-resistant stability and fire-resistant integrity within a certain time, and is closed by utilizing the action of gravity and a spring mechanism.

Utility model patent that publication number is CN216813003U provides a novel fire prevention valve with high strength is fire resistant, including valve and short circuit, the both ends fixed surface of valve installs the short circuit, and the both ends surface of short circuit and the both ends fixed surface of valve install the flange, and the surface of flange is close to the border position and has seted up threaded hole.

In view of the above-mentioned related art, the inventor thinks that there are the following defects, when installer connects fire prevention valve and short circuit, the bolt that will use is more, and installation time is longer, and work efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to improve above-mentioned problem, the application provides a fire-resistant experimental apparatus of fire prevention valve.

The application provides a fire-resistant experimental apparatus of fire prevention valve adopts following technical scheme:

the utility model provides a fire-resistant experimental apparatus of fire prevention valve, includes valve and experiment nipple, equal fixedly connected with connecting plate on valve and the experiment nipple, be provided with coupling assembling on the connecting plate, coupling assembling includes stopping piece and connecting pin, connecting plate fixed connection on connecting pin and the experiment nipple just passes the connecting plate on the valve, stopping piece can be dismantled with the connecting pin and be connected, one side butt that connecting plate on stopping piece and the valve deviates from the experiment nipple.

Through adopting above-mentioned technical scheme, coupling assembling is used for being connected between control valve and the experiment nipple, and the connecting pin can make valve and experiment nipple butt joint, and the stopping piece can make the connecting pin relatively fixed, and when installer connected valve and experiment nipple, after inserting the connecting pin into the connecting plate, it is spacing that the operation stopping piece can carry out the stopping to the connecting pin, and valve and experiment nipple can't separate easily, and the operation is succinct convenient, has improved the work efficiency and the experiment operating efficiency of installation.

Preferably, the connecting pin is provided with a notch, the retaining member comprises a vertical plate and a transverse plate, the vertical plate and the transverse plate are both provided with fixing grooves, the groove wall of each fixing groove is fixedly connected with a clamping edge, and the clamping edge is embedded into the notch.

Through adopting above-mentioned technical scheme, connecting pin joinable valve and experiment nipple, through the butt of the card limit on the fixed slot and the breach on the connecting pin, the connecting pin just can't remove to make valve and expert guan yu pipeline relatively fixed.

Preferably, the end, facing the transverse plate, of the vertical plate is connected with a connecting block, a connecting hole is formed in the plate surface of the transverse plate, and the connecting block is embedded in the connecting hole.

Through adopting above-mentioned technical scheme, the diaphragm is relatively fixed in its moving direction to the overall connection steadiness of valve and experiment nipple has been improved.

Preferably, the connecting block is provided with a connecting groove, the transverse plate is provided with a dovetail groove, the transverse plate is further provided with a reinforcing component, the reinforcing component comprises a reinforcing rod and a control piece, the reinforcing rod slides in the dovetail groove, one end of the reinforcing rod is inserted into the connecting groove, and the control piece is used for controlling the reinforcing rod to slide.

Through adopting above-mentioned technical scheme, the anchor strut inserts the spread groove and can carry out the ascending position of its moving direction to the connecting block and prescribe a limit to, improves the stability of riser in moving direction.

Preferably, the control member is a reinforcing block, the reinforcing block slides on the transverse plate, one end, facing the reinforcing rod, of the reinforcing block is a wedge surface, one end, far away from the connecting block, of the reinforcing rod is a wedge surface, and the wedge surface of the reinforcing block is abutted to the wedge surface of the reinforcing rod.

By adopting the technical scheme, the wedge surfaces of the reinforcing blocks and the wedge surfaces of the reinforcing rods are matched to realize reversing decomposition of thrust, so that the reinforcing rods are pushed to be inserted into the connecting grooves, and the relative stability between the vertical plates and the transverse plates can be improved.

Preferably, the transverse plate is in threaded connection with a fixing bolt, and the reinforcing block is coaxially sleeved on the fixing bolt.

Through adopting above-mentioned technical scheme, fixing bolt's nut and reinforcement piece butt to exert thrust, be convenient for strengthen the cooperation between piece and the anchor strut.

Preferably, the fixing bolt penetrates through the transverse plate to be in threaded connection with the valve.

Through adopting above-mentioned technical scheme, fixing bolt can improve the relative steadiness between diaphragm and the valve to improve the overall connection steadiness of valve and experiment nipple.

Preferably, the horizontal plates and the vertical plates are both asbestos fiber cement flat plates.

Through adopting above-mentioned technical scheme, riser and diaphragm can bear high temperature and isolated most noise to bearing pressure is stronger, is favorable to improving the overall structure stability of valve and experiment nipple.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the connecting assembly, the connecting assembly is used for controlling the connection between the valve and the experiment nipple, the valve and the experiment nipple can be butted through the connecting pin, the connecting pin can be relatively fixed through the retaining piece, when an installer connects the valve and the experiment nipple, the connecting pin is inserted into the connecting plate, the retaining piece is operated to carry out retaining and limiting on the connecting pin, the valve and the experiment nipple cannot be easily separated, the operation is simple and convenient, and the working efficiency of installation and the operation efficiency of experiments are improved;

2. through consolidating the subassembly setting, the anchor strut can improve the riser in the ascending stability of moving direction, and the scarf of reinforcing block and the scarf cooperation of anchor strut can realize the switching-over of thrust and decompose, make the anchor strut butt in the spread groove, can improve the relative steadiness between riser and the diaphragm.

Drawings

Fig. 1 is a schematic diagram for showing an integral connection structure of a valve and an experimental nipple in the embodiment of the present application.

Fig. 2 is an exploded view of the valve and test nipple connection structure used in the examples of the present application.

Fig. 3 is a partially schematic sectional view for embodying a connecting pin and a connecting plate in the embodiment of the present application.

Fig. 4 is a schematic sectional structure diagram for embodying the valve in the embodiment of the present application.

Description of the reference numerals: 1. a valve; 11. a connecting plate; 2. an experimental nipple; 3. a connecting assembly; 4. a backstop member; 41. a vertical plate; 411. connecting blocks; 4111. connecting grooves; 42. a transverse plate; 421. connecting holes; 422. fixing the bolt; 43. a fixing groove; 431. edge clamping; 5. a connecting pin; 51. a notch; 6. a reinforcement assembly; 61. a reinforcing rod; 62. and a reinforcing block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a fire-resistant experimental device for a fire damper, which comprises a valve 1 and an experimental nipple 2, wherein port parts of the valve 1 and the experimental nipple 2 are fixedly connected with a connecting plate 11, and the connecting plate 11 is provided with a connecting assembly 3; the connection assembly 3 is used for the connection between the valve 1 and the test nipple 2.

As shown in fig. 1, 2 and 3, the face of connecting plate 11 is perpendicular with the length direction of experiment nipple 2, and coupling assembling 3 includes connecting pin 5 and backstop 4, and backstop 4 includes diaphragm 42 and riser 41, and diaphragm 42 and riser 41 all are located between two connecting plates 11 on valve 1. Connecting pin 5 fixed connection is in the one side of experiment nipple 2's connecting plate 11 orientation valve 1, and the length direction of connecting pin 5 is perpendicular with the face of connecting plate 11, has seted up breach 51 on the lateral wall of connecting pin 5. Valve 1's control handle is located valve 1's the side of going up, riser 41 is located valve 1's lateral wall, and diaphragm 42 is located valve 1's downside, and the face of riser 41 is perpendicular with diaphragm 42's face, and fixed slot 43 has all been seted up to the side reason of riser 41 and diaphragm 42, fixedly connected with card limit 431 on the cell wall of fixed slot 43, and riser 41 has connecting block 411 towards diaphragm 42's one end integrated into one piece, has seted up connecting hole 421 on diaphragm 42's the face. In the embodiment, the number of the connecting pins 5 is fourteen, two vertical plates 41 are provided, and one horizontal plate 42 is provided; when the connecting pin 5 passes through the connecting plate 11 of the valve 1, the vertical plate 41 and the horizontal plate 42 are abutted against the connecting plate 11, and the clamping edges 431 of the vertical plate 41 and the horizontal plate 42 are embedded into the notch 51, at this time, the connecting block 411 is inserted into the connecting hole 421, and the horizontal plate 42 cannot move transversely.

As shown in fig. 2 and 4, one side of the connecting block 411 facing the center of the transverse plate 42 is provided with a connecting groove 4111, the lower side wall of the transverse plate 42 is provided with a dovetail groove, the length direction of the dovetail groove is perpendicular to the length direction of the experimental nipple 2, the transverse plate 42 is further provided with a reinforcing component 6, the reinforcing component 6 is used for improving the connection stability between the vertical plate 41 and the transverse plate 42 and the valve 1, the reinforcing component 6 comprises a control part and a reinforcing rod 61, the control part is a reinforcing block, the length direction of the reinforcing rod 61 is consistent with the length direction of the dovetail groove, the reinforcing rod 61 slides in the dovetail groove towards the connecting block 411 until one end of the reinforcing rod 61 is inserted into the connecting groove 4111, and one end of the reinforcing rod 61, which is far away from the connecting block 411, is a wedge surface, in this embodiment, two reinforcing rods 61 are provided; the reinforcing block is coaxially sleeved on the fixing bolt 422, the sliding direction of the reinforcing block is perpendicular to the surface of the transverse plate 42, one end of the reinforcing block, which faces the reinforcing rod 61, is provided with a wedge surface, the transverse plate 42 is connected with the fixing bolt 422 through threads, the reinforcing block is coaxially sleeved on the fixing bolt 422, and the fixing bolt 422 penetrates through the transverse plate 42 and is in threaded connection with the lower side wall of the valve 1. When the fixing bolt 422 is installed, the nut of the fixing bolt 422 abuts against the reinforcing block to apply a pushing force thereto, so that the reinforcing block moves toward the lower side wall of the transverse plate 42, the wedge surface of the reinforcing block abuts against the wedge surface of the reinforcing rod 61, and the reinforcing rod 61 is pushed in the dovetail groove to slide toward the connecting block 411 until one end of the reinforcing rod 61 is inserted into the connecting groove 4111.

As shown in fig. 1 and 4, the horizontal plate 42 and the vertical plate 41 are both asbestos fiber cement flat plates. The asbestos fiber cement slab is made of asbestos, glass fiber, argil and other materials, has stronger tension resistance and bearing pressure, also has the functions of heat insulation and sound insulation, and provides convenience for butt joint of the valve 1 and the experiment short connecting pipe 2 and later use of the valve 1.

The implementation principle of the fire-resistant experimental apparatus of the fire prevention valve in the embodiment of the application is as follows:

after connecting pin 5 on connecting plate 11 of experiment nipple 2 passed connecting plate 11 on the valve 1, card limit 431 on the cell wall of the fixed slot 43 of diaphragm 42 and riser 41 imbeds in the breach 51, make experiment nipple 2 and valve 1 preliminary butt joint, connecting block 411 inlays and locates in connecting hole 421, fixing bolt 422 and diaphragm 42 and valve 1 threaded connection just promote the anchor block, make the scarf of anchor block and the scarf butt of anchor rod 61 and exert thrust to anchor rod 61, thereby make anchor rod 61 butt in connecting groove 4111, the steadiness between riser 41 and the diaphragm 42 has been improved, the whole butt joint steadiness between valve 1 and experiment nipple 2 has also been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fire-resistant experimental apparatus of fire prevention valve, includes experiment nipple (2), equal fixedly connected with connecting plate (11), its characterized in that on valve (1) and experiment nipple (2): be provided with coupling assembling (3) on connecting plate (11), coupling assembling (3) are including stopping piece (4) and connecting pin (5), connecting pin (5) and connecting plate (11) fixed connection on experiment nipple (2) and pass connecting plate (11) on valve (1), stopping piece (4) can be dismantled with connecting pin (5) and be connected, stopping piece (4) and connecting plate (11) on valve (1) deviate from one side butt of experiment nipple (2).

2. The fire-resistant experimental device of the fire damper as claimed in claim 1, wherein: the anti-blocking device is characterized in that a gap (51) is formed in the connecting pin (5), the anti-blocking piece (4) comprises a vertical plate (41) and a transverse plate (42), fixing grooves (43) are formed in the vertical plate (41) and the transverse plate (42), clamping edges (431) are fixedly connected to the groove walls of the fixing grooves (43), and the clamping edges (431) are embedded into the gap (51).

3. The fire-proof experimental device of the fire damper as claimed in claim 2, wherein: one end, facing the transverse plate (42), of the vertical plate (41) is connected with a connecting block (411), a connecting hole (421) is formed in the plate surface of the transverse plate (42), and the connecting block (411) is embedded in the connecting hole (421).

4. The fire-proof experimental device of the fire damper as claimed in claim 3, wherein: connecting groove (4111) has been seted up on connecting block (411), the dovetail has been seted up on diaphragm (42), still be equipped with on diaphragm (42) and consolidate subassembly (6), consolidate subassembly (6) including reinforcing bar (61) and control, reinforcing bar (61) slide in the dovetail, the one end of reinforcing bar (61) is inserted in connecting groove (4111), the control is used for controlling the slip of reinforcing bar (61).

5. The fire-proof experimental device of the fire damper as claimed in claim 4, wherein: the control piece is the reinforcing block, the reinforcing block slides on diaphragm (42), the one end of reinforcing block orientation reinforcing rod (61) sets up to the scarf, the one end that reinforcing rod (61) kept away from connecting block (411) sets up to the scarf, the scarf of reinforcing block and the scarf looks butt of reinforcing rod (61).

6. The fire-proof experimental device of the fire damper as claimed in claim 5, wherein: the transverse plate (42) is in threaded connection with a fixing bolt (422), and the reinforcing block is coaxially sleeved on the fixing bolt (422).

7. The fire-resistant experimental device of the fire damper as claimed in claim 6, wherein: the fixing bolt (422) penetrates through the transverse plate (42) to be in threaded connection with the valve (1).

8. The fire-proof experimental device of the fire damper as claimed in claim 2, wherein: the transverse plate (42) and the vertical plate (41) are both asbestos fiber cement flat plates.