CN216197393U

CN216197393U - Fireproof door closer installation mechanism

Info

Publication number: CN216197393U
Application number: CN202122624979.8U
Authority: CN
Inventors: 夏建军; 夏建勋; 陈晓瑜
Original assignee: Danyang Huaming Optics Co ltd
Current assignee: Danyang Huaming Optics Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-05
Anticipated expiration: 2031-10-29

Abstract

The utility model belongs to the field of fireproof door closers, and particularly relates to a fireproof door closer mounting mechanism which comprises a door closer main body, wherein one side of the door closer main body is connected with a connecting rod, one end of the connecting rod is connected with a telescopic rocker arm, one end of the telescopic rocker arm is connected with a support, one side of the door closer main body is provided with a mounting hole, the interior of the door closer main body is connected with a positioning shaft, one end of the positioning shaft is fixedly connected with a control rod, and the interior of the door closer main body is connected with a fixed block; through mutually supporting connection use of control lever, location axle, fixed block, reset spring, coupling spring, fixed plate and grip block, realized carrying out quick adjustment's purpose to the position of bolt, can accomodate the bolt to the inside of door closer main part through the fixed block to avoid the bolt to take place the phenomenon of losing, and can make the fixed block drive the bolt and stretch out from door closer main part is inside when installing, the simple operation is rapid.

Description

Fireproof door closer installation mechanism

Technical Field

The utility model relates to the field of fireproof door closers, in particular to a fireproof door closer installation mechanism.

Background

The fire door closer is mainly used for closing a door automatically so as to limit the spread of fire and the ventilation in a building, is generally arranged on the upper part of a vertical hinged door leaf or inside a built-in door leaf and is divided into an exposed type and a hidden type, has the significance of not only automatically closing the door but also protecting a door frame and a door body, and more importantly, becomes a non-negligible execution part of modern building intelligent management.

The conventional fireproof door closer needs to be installed and connected with a fireproof door through bolts, the bolts and the door closer are separately stored, the situation of loss is easy to occur, the installation personnel cannot install the fireproof door closer quickly when holding the door closer with one hand and holding the bolts with one hand, and the bolts are inconvenient to be accurately butted with installation holes, so that the situation that the installation of the door closer and the fireproof door is unstable exists.

Therefore, a fire door closer installation mechanism is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art, and solve the problems that bolts and a door closer are separately stored and easily lost, an installer cannot quickly install the door closer by holding the bolts with one hand and holding the door closer with one hand, and the bolts are inconvenient to be accurately butted with an installation hole, so that the installation of the door closer and a fireproof door is unstable.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a fireproof door closer mounting mechanism, which comprises a door closer main body, wherein one side of the door closer main body is connected with a connecting rod, one end of the connecting rod is connected with a telescopic rocker arm, one end of the telescopic rocker arm is connected with a support, one side of the door closer main body is provided with a mounting hole, the interior of the door closer main body is connected with a positioning shaft, one end of the positioning shaft is fixedly connected with a control rod, the interior of the door closer main body is connected with a fixed block, the fixed block is mutually connected with the positioning shaft, one side of the fixed block is connected with a return spring, the other end of the return spring is mutually connected with the door closer main body, the interior of the fixed block is connected with a connecting spring, the other end of the connecting spring is connected with a fixed plate, one side of the fixed plate is fixedly connected with a clamping block, the clamping block is mutually connected with a bolt, and the bolt is positioned in the fixed block, the inside of door closer main part is connected with the stopper, and the notch has been seted up to the both sides of door closer main part.

Preferably, the positioning shaft and the door closer main body are connected in a sliding manner, and the positioning shaft and the control rod form a U-shaped structure in a plan view.

Preferably, the positioning shaft is connected with the fixing block in a clamping manner, and the fixing blocks are symmetrically distributed about the longitudinal center line of the door closer main body.

Preferably, the fixed block forms a telescopic structure in the door closer main body through a return spring, and the front view of the fixed block is of an inverted L-shaped structure.

Preferably, the bolts are symmetrically distributed about the longitudinal center line of the fixing block, and the distance between two adjacent bolts is equal to the distance between two adjacent mounting holes.

Preferably, the bolt is connected with the fixed block in a rotating mode, and the length of the bolt is larger than the height of the fixed block.

Preferably, the fixing plate forms a telescopic structure in the fixing block through a connecting spring, and the clamping blocks are symmetrically distributed around the longitudinal center line of the bolt.

Preferably, the connection mode of the limiting block and the door closer main body is fixed connection, and the distance from the limiting block to the tail end of the fixing block is smaller than the length of the fixing block.

The utility model has the advantages that:

1. according to the utility model, the control rod, the positioning shaft, the fixing block, the reset spring, the connecting spring, the fixing plate and the clamping block are mutually matched and connected for use, so that the purpose of quickly adjusting the position of the bolt is realized, the bolt can be accommodated into the door closer main body through the fixing block, the phenomenon that the bolt is lost is avoided, the fixing block can drive the bolt to extend out of the door closer main body during installation, and the operation is convenient and quick;

2. according to the utility model, the fixing block, the connecting spring, the fixing plate, the clamping block and the limiting block are mutually matched and connected for use, so that the purpose of aligning the bolt with the mounting hole in the center is realized, the position of the fixing block can be limited by the limiting block, the connection accuracy of the bolt and the mounting hole is favorably improved, and the connection firmness of the door closer main body and the fireproof door is conveniently improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of the present invention;

fig. 2 is a schematic front sectional view of the door closer main body according to the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of a right-view connection structure of a fixing block and a bolt according to the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a door closer main body; 2. a connecting rod; 3. a retractable rocker arm; 4. a support; 5. mounting holes; 6. a control lever; 7. positioning the shaft; 8. a fixed block; 9. a return spring; 10. a bolt; 11. a connecting spring; 12. a fixing plate; 13. a clamping block; 14. a notch; 15. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a fire door closer mounting mechanism comprises a door closer main body 1, a connecting rod 2 is connected to one side of the door closer main body 1, a telescopic rocker arm 3 is connected to one end of the connecting rod 2, a support 4 is connected to one end of the telescopic rocker arm 3, a mounting hole 5 is formed in one side of the door closer main body 1, a positioning shaft 7 is connected to the inside of the door closer main body 1, a control rod 6 is fixedly connected to one end of the positioning shaft 7, a fixing block 8 is connected to the inside of the door closer main body 1, the fixing block 8 is connected to the positioning shaft 7, a return spring 9 is connected to one side of the fixing block 8, the other end of the return spring 9 is connected to the door closer main body 1, a connecting spring 11 is connected to the inside of the fixing block 8, a fixing plate 12 is connected to the other end of the connecting spring 11, a clamping block 13 is fixedly connected to one side of the fixing plate 12, and the clamping block 13 is connected with the bolt 10, the bolt 10 is positioned inside the fixing block 8, the inside of the door closer main body 1 is connected with a limiting block 15, and two sides of the door closer main body 1 are provided with notches 14.

In this embodiment, the connection mode of the positioning shaft 7 and the door closer main body 1 is sliding connection, and the overlooking of the positioning shaft 7 and the control rod 6 forms a U-shaped structure, so that the positioning shaft 7 can be conveniently adjusted by pulling the control rod 6, and the positioning shaft 7 can be favorably released from positioning the fixing block 8.

In this embodiment, the connection mode of locating shaft 7 and fixed block 8 is connected for the block, and fixed block 8 is the symmetric distribution about the longitudinal center line of door closer main part 1, is convenient for fix a position fixed block 8 through locating shaft 7, is favorable to fixed block 8 to drive bolt 10 and accomodates to the inside of door closer main part 1.

In this embodiment, the fixed block 8 passes through reset spring 9 and constitutes extending structure in door closer main part 1 is inside, and the front view of fixed block 8 is "L" style of calligraphy structure of falling, and the fixed block 8 of being convenient for slides in door closer main part 1 is inside, is favorable to fixed block 8 to drive bolt 10 and carries out position control.

In this embodiment, the bolt 10 is the symmetric distribution about the vertical central line of fixed block 8, and the distance between two adjacent bolts 10 equals the distance between two adjacent mounting holes 5, and the bolt 10 of being convenient for runs through mounting hole 5 and makes door closer main part 1 be connected with preventing fire door, is favorable to door closer main part 1 and prevents fire door stable connection.

In this embodiment, the connection mode of bolt 10 and fixed block 8 is for rotating the connection, and the length of bolt 10 is greater than the height of fixed block 8, is convenient for make it and grip block 13 alternate segregation and follow the inside extension of fixed block 8 through rotatory bolt 10, and the simple operation.

In this embodiment, the fixing plate 12 forms a telescopic structure inside the fixing block 8 through the connecting spring 11, and the clamping blocks 13 are symmetrically distributed about the longitudinal center line of the bolt 10, so that the bolt 10 is conveniently positioned through the clamping blocks 13, and the bolt 10 and the fixing block 8 are prevented from falling off.

This embodiment, stopper 15 is fixed connection with the connected mode of door closer main part 1, and stopper 15 is less than the length of fixed block 8 to the terminal distance of fixed block 8, and the stopper 15 of being convenient for is spacing to fixed block 8, is favorable to bolt 10 and mounting hole 5 to carry out the center and aligns.

According to the working principle, when the door closer main body 1 and the fireproof door are installed, firstly, a worker can pull the control rod 6 to the outer side of the door closer main body 1, so that the control rod 6 drives the positioning shaft 7 to slide in the door closer main body 1, the positioning shaft 7 is separated from the fixing block 8, then the compressed reset spring 9 pushes the fixing block 8 to slide out from the door closer main body 1, the fixing block 8 drives the bolt 10 to extend out of the door closer main body 1, the bolt 10 is favorably accommodated and adjusted in position through the fixing block 8, and the bolt 10 is prevented from being lost;

the staff can outwards stimulate fixed block 8 after that, it laminates each other with stopper 15 just to move its one side after the end just as fixed block 8, can carry on spacingly to fixed block 8 through stopper 15, the mounting hole 5 that bolt 10 and door closer main part 1 one side of being convenient for to the inside of fixed block 8 were seted up carries out the center and aligns, then rotation bolt 10, make bolt 10 and grip block 13 alternate segregation and follow the inside extension of fixed block 8, and then bolt 10 runs through mounting hole 5 and is connected door closer main part 1 and fire door, be favorable to improving the precision that bolt 10 and mounting hole 5 are connected, and be convenient for improve the fastness that door closer main part 1 and fire door are connected.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a prevent fire door closer installation mechanism which characterized in that: the door closer comprises a door closer main body (1), one side of the door closer main body (1) is connected with a connecting rod (2), one end of the connecting rod (2) is connected with a telescopic rocker arm (3), one end of the telescopic rocker arm (3) is connected with a support (4), one side of the door closer main body (1) is provided with a mounting hole (5), the inside of the door closer main body (1) is connected with a positioning shaft (7), one end of the positioning shaft (7) is fixedly connected with a control rod (6), the inside of the door closer main body (1) is connected with a fixing block (8), the fixing block (8) is connected with the positioning shaft (7), one side of the fixing block (8) is connected with a reset spring (9), the other end of the reset spring (9) is connected with the door closer main body (1), and the inside of the fixing block (8) is connected with a connecting spring (11), and the other end of connecting spring (11) is connected with fixed plate (12), one side fixedly connected with grip block (13) of fixed plate (12), and grip block (13) and bolt (10) interconnect to bolt (10) are located the inside of fixed block (8), the internal connection of door closer main part (1) has stopper (15), and notch (14) have been seted up to the both sides of door closer main part (1).

2. The fire door closer mounting mechanism of claim 1, wherein: the positioning shaft (7) is connected with the door closer main body (1) in a sliding mode, and the positioning shaft (7) and the control rod (6) form a U-shaped structure in a overlooking mode.

3. The fire door closer mounting mechanism of claim 1, wherein: the positioning shaft (7) is connected with the fixing block (8) in a clamping manner, and the fixing block (8) is symmetrically distributed about the longitudinal center line of the door closer main body (1).

4. The fire door closer mounting mechanism of claim 1, wherein: the fixed block (8) forms a telescopic structure inside the door closer main body (1) through a return spring (9), and the front view of the fixed block (8) is of an inverted L-shaped structure.

5. The fire door closer mounting mechanism of claim 1, wherein: the bolts (10) are symmetrically distributed about the longitudinal center line of the fixing block (8), and the distance between every two adjacent bolts (10) is equal to the distance between every two adjacent mounting holes (5).

6. The fire door closer mounting mechanism of claim 1, wherein: the bolt (10) is connected with the fixing block (8) in a rotating mode, and the length of the bolt (10) is larger than the height of the fixing block (8).

7. The fire door closer mounting mechanism of claim 1, wherein: the fixing plate (12) forms a telescopic structure in the fixing block (8) through a connecting spring (11), and the clamping blocks (13) are symmetrically distributed around the longitudinal center line of the bolt (10).

8. The fire door closer mounting mechanism of claim 1, wherein: the connection mode of the limiting block (15) and the door closer main body (1) is fixed connection, and the distance from the limiting block (15) to the tail end of the fixing block (8) is smaller than the length of the fixing block (8).