CN213807191U

CN213807191U - Valve in door closer

Info

Publication number: CN213807191U
Application number: CN202021810977.7U
Authority: CN
Inventors: 张小丽
Original assignee: Zhaoqing Gaoyao Chuanglide Hardware Products Co ltd
Current assignee: Zhaoqing Gaoyao Chuanglide Hardware Products Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-07-27
Anticipated expiration: 2030-08-26

Abstract

The utility model relates to the technical field of valves, and discloses a valve in a door closer, which comprises an emergency stop device control box, wherein one side of the inner wall of the emergency stop device control box is connected with a first fixed block; a second high-strength spring is mounted on one side of the lower end of the fixed block; one end of the second high-strength spring is provided with a movable safety bolt device; the upper end of the movable safety plug device is connected with a movable plate, and the lower end of the movable safety plug device is provided with an adjustable valve; one end of the moving plate is provided with an emergency stop device. The valve in the door closer is used by matching the emergency stop device control box with the emergency stop device, the emergency stop button can control the striker metal plate to move through simple and convenient sliding of the emergency stop device control box, the first safety buckle head and the second safety buckle head are in a clamping connection state, when an emergency occurs, the emergency stop button is only required to be simply pushed, the operation is simple and convenient, and the safety performance and the practical effect of equipment are improved.

Description

Valve in door closer

Technical Field

The utility model relates to the technical field of valves, specifically be a valve in door closer.

Background

The door closer is a hydraulic press similar to a spring on the door head, can be released after being compressed after the door is opened, automatically closes the door, has the effect like a spring door, and can ensure that the door is accurately and timely closed to an initial position after being opened. The modern hydraulic door closer (door closer for short) starts a patent registered by Americans in the early twentieth century, is different from the traditional door closer, and achieves a buffering effect by throttling liquid in the door closer. The core of the design idea of the hydraulic door closer is to realize the control of the door closing process, so that various functional indexes of the door closing process can be adjusted according to the requirements of people.

The existing valve in the door closer on the market at present has the defect that an emergency stop button is not arranged, when the door is opened, the door body drives the connecting rod to act, the transmission gear rotates, and the rack plunger is driven to move towards the right. During the rightward movement of the plunger, the spring is compressed, and the hydraulic oil in the right chamber is also compressed. The check valve ball on the left side of the plunger is opened under the action of oil pressure, and hydraulic oil in the right cavity flows into the left cavity through the check valve. After the door is opened, the spring is compressed in the opening process, accumulated elastic potential energy is released, the plunger is pushed towards the left side to drive the transmission gear and the door closer connecting rod to rotate, the door is closed, the whole process is almost fully-automatic hydraulic control, emergency generally occurs, pedestrians mistakenly touch or have barriers to block in a stroke, and when the door is directly closed, unpredictable damage can occur, normal use of the door closer is affected, cost is increased, and the door closer is not convenient to use, so that the valve in the door closer is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a valve in door closer has solved the current problem that does not have the emergency stop button who proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a valve in a door closer comprises an emergency stop device control box, wherein one side of the inner wall of the emergency stop device control box is connected with a first fixed block; a second high-strength spring is mounted on one side of the lower end of the fixed block; one end of the second high-strength spring is provided with a movable safety bolt device; the upper end of the movable safety plug device is connected with a movable plate, and the lower end of the movable safety plug device is provided with an adjustable valve; one end of the moving plate is provided with an emergency stop device, and the other end of the moving plate is provided with a first high-strength spring; one end of the first high-strength spring is connected with a second fixing block; one end of the adjustable valve is provided with a resetting device, and the lower end of the adjustable valve is connected with a door closer hydraulic oil duct.

Furthermore, the integral emergency stop device control box is of a rectangular box structure, a cavity is formed in the emergency stop device control box, one side of the first fixing block is fixedly connected to the inner side wall of the emergency stop device control box, and the cavity is matched with the movable safety bolt device capable of controlling the movement of the adjustable valve.

Further, the activity safety is tied the device and is tied panel beating, rotation round pin axle and first safe buckle head including the activity, the first safe buckle head of one end fixedly connected with of panel beating is tied in the activity, the other end fixedly connected with movable plate of panel beating is tied in the activity, the panel beating is tied in the activity and is pegged graft looks adaptation with the rotating pin, the middle part position swing joint that the panel beating was tied in the activity has the rotation round pin axle, the movable plate is through rotating round pin axle and first high strength spring swing joint.

Furthermore, the emergency stop device comprises an emergency stop button, an emergency stop movable connecting shaft and a striker metal plate, the emergency stop movable connecting shaft is matched with the emergency stop device control box, the lower end of the emergency stop button is fixedly connected with the emergency stop movable connecting shaft which can move on the emergency stop device control box, and the striker metal plate is movably connected with the emergency stop device control box through the emergency stop button.

Further, the one end and the second fixed block fixed connection of first high strength spring, the dead slot has been seted up to the one end of second fixed block, dead slot and adjustable valve looks adaptation, the one end and the first fixed block fixed connection of second high strength spring, the movable safety cock device of the other end fixedly connected with looks adaptation of second high strength spring.

Further, but regulating valve is including second safety buckle head, spacing activity panel beating and the valve that dams, the upper end fixedly connected with second safety buckle head of spacing activity panel beating, the lower extreme fixedly connected with valve that dams of spacing activity panel beating, but regulating valve and the dead slot looks adaptation of second fixed block, first safety buckle head and the first looks adaptation of second safety buckle.

Further, resetting means is including movable rod and reset button, the movable rod that the one end fixedly connected with of reset button can move about on the emergency stop device control box, the spacing activity panel beating of one end fixedly connected with of movable rod, door closer hydraulic pressure oil duct is including the through-hole, the valve and the through-hole looks adaptation of damming, the valve that dams passes through activity safety cock device and through-hole swing joint.

(III) advantageous effects

The utility model provides a valve in door closer possesses following beneficial effect:

(1) the valve in this door closer, use through setting up emergency stop device control box and emergency stop device cooperation, the emergency stop button can be through removing at the simple convenient slip control firing pin panel beating of emergency stop device control box, use through first high strength spring and the cooperation of second high strength spring, the activity of activity safety tie device is tied the panel beating and has been reached relative balanced state, make activity safety tie device remain vertical state all the time, first safe buckle head is in block connected state with the safe buckle head of second, when taking place emergency, only need through simply promoting the emergency stop button, easy operation is convenient, the security performance and the practical function of equipment have been promoted.

(2) The valve in the door closer is matched with the movable safety bolt device through the arrangement of the adjustable valve, after an unexpected emergency occurs, the striker metal plate drives the movable plate to move through pushing the emergency stop button of the emergency stop device, when the movable plate extrudes the first high-strength spring, the movable bolt metal plate starts to extrude the second high-strength spring, the first safety buckle head is not clamped and connected with the second safety buckle head any more, then the adjustable valve integrally moves downwards, when the limiting movable metal plate is contacted with the bottom of the emergency stop device control box, the cut-off valve is completely matched with the hydraulic oil duct of the door closer, the aim of blocking the flow of hydraulic oil is fulfilled, at the moment, the automatic door closing action of the door closer is directly stopped, and after the abnormality is processed before a worker, the adjustable valve is driven to move upwards through pushing the reset button of the reset device, when the second safety buckle head is connected with the first safety buckle head in a clamping mode, the reset action is completed, the operation is repeated in a circulating mode, safety and reliability are achieved, and the using effect and the practicability of the equipment are improved.

Drawings

Fig. 1 is an overall structural schematic diagram of a valve in the door closer of the present invention;

fig. 2 is a schematic structural view of the emergency stop state of the emergency stop device control box of the valve in the door closer of the present invention;

fig. 3 is a schematic structural view of a movable safety bolt device of a valve in the door closer of the present invention;

fig. 4 is a schematic structural diagram of an adjustable valve of the valve in the door closer of the present invention.

In the figure: the emergency stop device comprises an emergency stop device control box 1, a first fixed block 101, a cavity 102, a movable safety bolt device 2, a movable bolt metal plate 201, a rotating pin shaft 202, a first safety buckle head 203, an emergency stop device 3, an emergency stop button 301, an emergency stop movable connecting shaft 302, a striker metal plate 303, a first high-strength spring 4, a second high-strength spring 5, an adjustable valve 6, a second safety buckle head 601, a limiting movable metal plate 602, a cut-off valve 603, a reset device 7, a movable rod 701, a reset button 702, a door closer hydraulic oil duct 8, a through hole 801, a second fixed block 9 and a vacant slot 901.

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. 1-4, the present invention provides a technical solution:

a valve in a door closer comprises an emergency stop device control box 1, wherein one side of the inner wall of the emergency stop device control box 1 is connected with a first fixing block 101; a second high-strength spring 5 is mounted on one side of the lower end of the fixing block 101; one end of the second high-strength spring 5 is provided with a movable safety bolt device 2; the upper end of the movable safety cock device 2 is connected with a movable plate 10, and the lower end of the movable safety cock device 2 is provided with an adjustable valve 6; one end of the moving plate 10 is provided with an emergency stop device 3, and the other end of the moving plate 10 is provided with a first high-strength spring 4; one end of the first high-strength spring 4 is connected with a second fixing block 9; one end of the adjustable valve 6 is provided with a resetting device 7, and the lower end of the adjustable valve 6 is connected with a door closer hydraulic oil duct 8.

As an optimal technical solution of the utility model: the integral emergency stop device control box 1 is of a rectangular box structure, a cavity 102 is formed in the emergency stop device control box 1, one side of a first fixed block 101 is fixedly connected to one inner side wall of the emergency stop device control box 1, the cavity 102 is matched with a movable safety bolt device 2 capable of controlling the movement of an adjustable valve 6, the movable safety bolt device 2 comprises a movable bolt metal plate 201, a rotating pin 202 and a first safety buckle head 203, one end of the movable bolt metal plate 201 is fixedly connected with the first safety buckle head 203, the other end of the movable bolt metal plate 201 is fixedly connected with a moving plate 10, the movable bolt metal plate 201 is matched with the rotating pin 202, the middle position of the movable bolt metal plate 201 is movably connected with the rotating pin 202, the moving plate 10 is movably connected with a first high-strength spring 4 through the rotating pin 202, an emergency stop device 3 comprises an emergency stop button 301, an emergency stop movable connecting shaft 302 and a striker metal plate 303, the scram movable connecting shaft 302 is matched with the scram device control box 1, the lower end of the scram button 301 is fixedly connected with the scram movable connecting shaft 302 which can move on the scram device control box 1, the striker metal plate 303 is movably connected with the scram device control box 1 through the scram button 301, the scram device control box 1 and the scram device 3 are arranged to be matched for use, the scram button 301 can control the striker metal plate 303 to move through simple and convenient sliding in the scram device control box 1, the movable bolt metal plate 201 of the movable safety bolt device 2 reaches a relative balance state through the matching use of the first high-strength spring 4 and the second high-strength spring 5, the movable safety bolt device 2 is enabled to be kept in a vertical state all the time, the first safety buckle head 203 and the second safety buckle head 601 are in a clamping connection state, when an emergency occurs, only the scram button 301 needs to be simply pushed, the operation is simple and convenient.

As an optimal technical solution of the utility model: the adjustable valve 6 comprises a second safety buckle head 601, a limiting movable metal plate 602 and an intercepting valve 603, the upper end of the limiting movable metal plate 602 is fixedly connected with the second safety buckle head 601, the lower end of the limiting movable metal plate 602 is fixedly connected with the intercepting valve 603, the adjustable valve 6 is matched with a hollow groove 901 of a second fixed block 9, the first safety buckle head 203 is matched with the second safety buckle head 601, the resetting device 7 comprises a movable rod 701 and a resetting button 702, one end of the resetting button 702 is fixedly connected with a movable rod 701 which can move on the emergency stop device control box 1, one end of the movable rod 701 is fixedly connected with the limiting movable metal plate 602, the door closer hydraulic oil duct 8 comprises a through hole 801, the intercepting valve 603 is matched with the through hole 801, the intercepting valve 603 is movably connected with the through a movable safety bolt device 2, and the adjustable valve 6 is matched with the movable safety bolt device 2 for use, after an unexpected emergency occurs, the striker metal plate 303 drives the moving plate 10 to move by pushing the emergency stop button of the emergency stop device 301, when the moving plate 10 presses the first high-strength spring 4, the movable bolt metal plate 201 starts to press the second high-strength spring 5, the first safety snap head 203 is displaced and is not clamped and connected with the second safety snap head 601 any more, then the adjustable valve 6 moves downwards integrally, when the limiting movable metal plate 602 contacts with the bottom of the emergency stop device control box 1, the cut-off valve 603 is completely matched with the hydraulic oil duct 8 of the door closer, so as to achieve the purpose of blocking the flow of hydraulic oil, at the moment, the automatic door closing action of the door closer stops directly, after the abnormality is treated before a worker, the adjustable valve 6 is driven to move upwards by pushing the reset button 702 of the reset device 7, when the second safety snap head 601 is clamped and connected with the first safety snap head 203, the reset action is completed, and the operation is repeated in such a circulating way, so that the safety and the reliability are realized.

The working principle of the valve in the door closer is that, under normal conditions, the first high-strength spring 4 and the second high-strength spring 5 are used in a matched manner, the movable bolt metal plate 201 of the movable safety bolt device 2 can reach a relative balance state, the movable safety bolt device 2 is always kept in a vertical state, after an unexpected emergency occurs, the striker metal plate 303 drives the movable plate 10 to move by pushing the emergency stop button of the emergency stop device 301, when the movable plate 10 extrudes the first high-strength spring 4, the movable bolt metal plate 201 starts to extrude the second high-strength spring 5, the first safety snap head 203 is displaced and is not clamped and connected with the second safety snap head 601 any more, then the adjustable valve 6 moves downwards integrally, when the limiting movable metal plate 602 is contacted with the bottom of the emergency stop device control box 1, the cut-off valve 603 is completely matched with the door closer hydraulic oil duct 8, and the purpose of blocking the flow of hydraulic oil is achieved, at this time, the automatic door closing action of the door closer is directly stopped, after the abnormality is processed before the staff, the adjustable valve 6 is driven to move upwards by pushing the reset button 702 of the reset device 7, and when the second safety buckle head 601 is connected with the first safety buckle head 203 in a clamping manner, the reset action can be completed.

It should be noted that, in the present invention, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be understood in a broad sense, and may be, for example, either fixedly or detachably connected; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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

1. A valve in a door closer comprises an emergency stop device control box (1), and is characterized in that one side of the inner wall of the emergency stop device control box (1) is connected with a first fixing block (101); a second high-strength spring (5) is arranged on one side of the lower end of the fixing block (101); one end of the second high-strength spring (5) is provided with a movable safety bolt device (2); the upper end of the movable safety plug device (2) is connected with a movable plate (10), and the lower end of the movable safety plug device (2) is provided with an adjustable valve (6); one end of the moving plate (10) is provided with an emergency stop device (3), and the other end of the moving plate (10) is provided with a first high-strength spring (4); one end of the first high-strength spring (4) is connected with a second fixing block (9); one end of the adjustable valve (6) is provided with a resetting device (7), and the lower end of the adjustable valve (6) is connected with a door closer hydraulic oil duct (8);

the movable safety bolt device (2) comprises a movable bolt metal plate (201), a rotating pin shaft (202) and a first safety buckle head (203), one end of the movable bolt metal plate (201) is fixedly connected with the first safety buckle head (203), the other end of the movable bolt metal plate (201) is fixedly connected with a movable plate (10), the movable bolt metal plate (201) is matched with the rotating pin shaft (202), the rotating pin shaft (202) is movably connected to the middle position of the movable bolt metal plate (201), and the movable plate (10) is movably connected with a first high-strength spring (4) through the rotating pin shaft (202);

but adjustable valve (6) are including second safety buckle head (601), spacing activity panel beating (602) and valve (603) dams, the safe buckle head of upper end fixedly connected with second (601) of spacing activity panel beating (602), the lower extreme fixedly connected with valve (603) dams of spacing activity panel beating (602), but adjustable valve (6) and dead slot (901) looks adaptation of second fixed block (9), second safety buckle head (601) and first safety buckle head (203) looks adaptation.

2. The valve in the door closer according to claim 1, wherein the emergency stop device control box (1) is a rectangular box structure as a whole, a cavity (102) is formed in the emergency stop device control box (1), one side of the first fixing block (101) is fixedly connected to an inner side wall of the emergency stop device control box (1), and the cavity (102) is matched with the movable safety bolt device (2) capable of controlling the movement of the adjustable valve (6).

3. The valve in the door closer according to claim 1, wherein the emergency stop device (3) comprises an emergency stop button (301), an emergency stop movable connecting shaft (302) and a striker sheet metal (303), the emergency stop movable connecting shaft (302) is matched with the emergency stop device control box (1), the emergency stop movable connecting shaft (302) which can move on the emergency stop device control box (1) is fixedly connected to the lower end of the emergency stop button (301), and the striker sheet metal (303) is movably connected with the emergency stop device control box (1) through the emergency stop button (301).

4. The valve in the door closer according to claim 1, wherein one end of the first high-strength spring (4) is fixedly connected with a second fixed block (9), one end of the second fixed block (9) is provided with a hollow groove (901), the hollow groove (901) is matched with the adjustable valve (6), one end of the second high-strength spring (5) is fixedly connected with the first fixed block (101), and the other end of the second high-strength spring (5) is fixedly connected with the matched movable safety bolt device (2).

5. The valve in the door closer according to claim 1, wherein the reset device (7) comprises a movable rod (701) and a reset button (702), one end of the reset button (702) is fixedly connected with the movable rod (701) which can move on the emergency stop device control box (1), one end of the movable rod (701) is fixedly connected with a limiting movable metal plate (602), the door closer hydraulic oil duct (8) comprises a through hole (801), the through hole (801) is matched with the cut-off valve (603), and the cut-off valve (603) is movably connected with the through hole (801) through a movable safety bolt device (2).