CN209353938U - Fireproof door closer improves structure - Google Patents
Fireproof door closer improves structure Download PDFInfo
- Publication number
- CN209353938U CN209353938U CN201821705119.9U CN201821705119U CN209353938U CN 209353938 U CN209353938 U CN 209353938U CN 201821705119 U CN201821705119 U CN 201821705119U CN 209353938 U CN209353938 U CN 209353938U
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- CN
- China
- Prior art keywords
- connecting rod
- pedestal
- locking mechanism
- link
- fireproof door
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Abstract
The utility model discloses a kind of fireproof door closers to improve structure, including limiting device, the limiting device includes the frame body with accommodation groove and the link mechanism in the accommodation groove of frame body, the link mechanism includes link body, the connecting rod pedestal extended with link body end, connecting rod pedestal one end is provided with elastic self-locking mechanism, the accommodation groove includes that the body groove for accommodating link body and the pedestal slot for accommodating connecting rod pedestal, the body groove and pedestal slot junction are provided with the prefabricated fixed mechanism of grinding tool.The utility model is by improving elastic self-locking mechanism and fixed mechanism, and self-locking state is more reliable and more stable, and the recovery after unlock is preferable, and structure is simple, and at low cost, economic benefit is obvious.
Description
Technical field
The utility model relates to field of security technology, specially a kind of fireproof door closer improves structure.
Background technique
It is application No. is the names of 201720160350.3, utility model patent that fireproof door closer, which improves structure, is
Fireproof door closer structure, patentee are that Dongguan City Bo Sheng hardware Science and Technology Ltd. improves on the basis of granted patent
Patent, the fireproof door closer structure include the sliding slot with sliding rail, the interior limiting device for being set to the sliding slot, with
The limiting device the is oppositely arranged and sliding block being slidably connected with the sliding rail of the sliding slot and the control in limits device
Unit processed, the limiting device include the frame body with accommodation groove, the connecting rod machine in the accommodation groove for being set to the frame body
Structure and be held in the link mechanism and the frame body accommodation groove bottom between torsional spring.The link mechanism includes connecting
Bar main body, in the end of link body be extended have connecting rod pedestal, be provided with elastic self-locking mechanism on the connecting rod pedestal, the bullet
Property self-locking mechanism will increase product cost and elastic effect is poor；Frame body includes chassis body and the frame that docks with chassis body
Tail portion, wherein position is provided with the location hole worn for positioning pin among chassis body, and the location hole fixed effect is poor, stability
Bad, installation is inconvenient.
Therefore, it is necessary to be improved to solve the above technical problems to fireproof door closer structure in the prior art.
Utility model content
The purpose of this utility model is to provide a kind of fireproof door closer improve structure, mainly solve stability it is poor,
Higher cost, elastic poor efficacy and structure is complicated the inconvenient problem of assembling.
To achieve the above object, the utility model provides the following technical solutions: including limiting device, the limiting device packet
Include the frame body with accommodation groove, the link mechanism in the accommodation groove of frame body, the link mechanism include link body,
The connecting rod pedestal being extended with link body end, connecting rod pedestal one end is provided with elastic self-locking mechanism, the accommodating
Slot includes that the body groove for accommodating link body and the pedestal slot for accommodating connecting rod pedestal, the body groove are set with pedestal slot junction
It is equipped with the fixed mechanism prefabricated by grinding tool.
Further, the mounting hole I connecting with elastic self-locking mechanism is provided on the connecting rod pedestal, it is described elastic from lock machine
The mounting hole II for matching and using with mounting hole I is provided on structure.
Further, the Ka Gou connecting with elastic self-locking mechanism is additionally provided on the connecting rod pedestal, it is described elastic from lock machine
Structure one end is provided with the card for matching and using with Ka Gou.
Further, the fixed structure includes the gantry beam being set in accommodation groove and is set to " U-shaped on accommodating cell wall
Hook " is provided with " inverted U hook I " on the gantry beam, and " U-shaped hook " forms in the case where matching use with " inverted U hook I "
Location hole.
The beneficial effects of the utility model are: the utility model, which is related to fireproof door closer, improves structure, by improving bullet
Property self-locking mechanism and fixed mechanism, the elastic self-locking mechanism is an elastic slice, and the fixed mechanism passes through two dislocation or direction
Reverse U-shaped hook forms location hole, and simple and practical in structure, self-locking state is more reliable and more stable, and the recovery after unlock is preferable, knot
Structure is simple, at low cost, and economic benefit is obvious；Other beneficial effects of this patent will be further described in the examples below.
Detailed description of the invention
Fig. 1 is the utility model elasticity self-locking structure partial schematic diagram；
Fig. 2 is the utility model fixed structure partial schematic diagram；
Fig. 3 is the utility model structure diagram.
In figure: 1, accommodation groove；2, frame body；3, link mechanism；4, link body；5, connecting rod pedestal；6, elastic from lock machine
Structure；7, body groove；8, pedestal slot；9, gantry beam；10, U-shaped hook；11, inverted U hook I；12, inverted U hook II；13, mounting hole I；
14, mounting hole II；15, Ka Gou；16, card；17, positioning pin.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that when mechanical part is referred to as " being set to ", " being provided with " another mechanical part, the connection
Mode includes being not limited to through screw rod connection, card slot connection, fixture block connection.Present in the present embodiment up and down front and back etc.
Positional terms are to be described in patent document for convenience, and the effect without stationary mechanism part is only relatively general
It reads, does not also have restricted.
The modified utility model patent is two-part elastic from lock machine compared with basic patent fireproof door closer structure
Structure and fixed mechanism are entirely different outer, and each mechanical part of other parts is similar, and the technical solution of use is substantially completely
Identical, the technical issues of solution, is substantially completely identical, i.e., the similar of mechanical part realizes essentially identical technical effect.
As shown in Figure 1-3, the fireproof door closer in the present embodiment improves structure, including limiting device, the limit dress
It sets including the frame body 2 with accommodation groove 1, the link mechanism 3 in the accommodation groove 1 of frame body 2, the link mechanism 3 wraps
The connecting rod pedestal 5 for including link body 4, being extended with 4 end of link body, 5 one end of connecting rod pedestal setting are flexible certainly
Latch mechanism 6, the pedestal slot 8 of body groove 7 and accommodating connecting rod pedestal 5 of the accommodation groove 1 including accommodating link body 4 are described
Body groove 7 and 8 junction of pedestal slot are provided with the prefabricated fixed mechanism of grinding tool, and the fixed structure includes being set to accommodating
Gantry beam 9 in slot and " U-shaped hook 10 " being set on 1 wall of accommodation groove are provided with " inverted U hook I 11 " on the gantry beam 9,
" U-shaped hook 10 " forms location hole in the case where matching use with " inverted U hook I 11 ".
The fireproof door closer improves structure and further includes the sliding slot with sliding rail in addition to limiting device, is set to limit and fills
The placement mechanism in bottom set portion, the sliding block being slidably connected with sliding rail, the limiting device further includes being held in link mechanism 3 and frame
Torsional spring (not marking in figure) between the bottom of the accommodation groove 1 of body 2, elastic self-locking mechanism 6 is spring-piece type, when sliding block slides into company
When the top of linkage 3, the elastic self-locking mechanism 6 on connecting rod seat board 5 is compressed, elastic self-locking mechanism 6 is compressed, wait slide
The locked groove and elastic self-locking mechanism 6 of block sliding certain distance rear slider bottom are opposite to realize fastening, elastic from lock machine at this time
Structure 6, which is released, is restored to the preceding state of compression, and sliding block, link mechanism 3 and hanging buckle structure keep mutually self-locking stationary state, fire prevention
Door is opened and will be kept open and will not spring back, and stability is good.
It is an integral structure between the body groove 7 and pedestal slot 8, is arranged on the inside of the junction of body groove 7 and pedestal slot 8
There is the fixed mechanism prefabricated by grinding tool, inverted U hook II 12 is provided on the connecting rod pedestal 5, is provided on gantry wall 9
Inverted U hook I 11 is provided with U-shaped hook 10 on 8 wall of pedestal slot, passes through the matching of inverted U hook I 11 and U-shaped hook 10 using forming
Location hole wears positioning pin 17 in the location hole and inverted U hook II 12, and the positioning pin fixed effect is more preferable, and stability is more
By force, prefabricated fixed mechanism installation process is easier.
In the present embodiment, the mounting hole I 13 connecting with elastic self-locking mechanism 6, the bullet are provided on the connecting rod pedestal 5
Property self-locking mechanism 6 on be provided with the mounting hole II 14 for matching and using with mounting hole I 13, be additionally provided on the connecting rod pedestal 5 with
The card ditch 15 that elastic self-locking mechanism 6 connects, described 6 one end of elastic self-locking mechanism, which is provided with, matches the card used with card ditch 15
16。
By being provided with the mounting hole connecting with elastic self-locking mechanism 6 I 13 on connecting rod pedestal 5 and in the elasticity
The mounting hole II 14 for matching and using with mounting hole I 13 is provided on self-locking mechanism 6, by mounting hole I 13 and mounting hole II 14
It wears bolt elastic self-locking mechanism 6 is fixed on connecting rod pedestal 5；Equally by the way that fixed card 16 is arranged on connecting rod pedestal 5
Card ditch 15 elastic self-locking mechanism 6 is fixed again, while the card ditch 15 also have the effect of positioning, prevent sliding block move
The elastic self-locking mechanism 6 shifts in dynamic process, improves fixed effect, and stability is more preferable, installation process is easier.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, referring to compared with
The utility model is described in detail in good embodiment, those skilled in the art should understand that, it can be practical to this
Novel technical solution is modified or replaced equivalently, without departing from the objective and range of technical solutions of the utility model,
It should all cover in the scope of the claims of the utility model.
Claims (4)
1. a kind of fireproof door closer improves structure, it is characterised in that: including limiting device, the limiting device includes having to hold
The frame body and the link mechanism in the accommodation groove of frame body for setting slot, the link mechanism include link body and connect
The extended connecting rod pedestal of bar body end, connecting rod pedestal one end is provided with elastic self-locking mechanism, the accommodation groove packet
It includes the body groove of accommodating link body and accommodates the pedestal slot of connecting rod pedestal, the body groove is provided with pedestal slot junction
Pass through the fixed mechanism that grinding tool is prefabricated.
2. fireproof door closer according to claim 1 improves structure, it is characterised in that: be provided on the connecting rod pedestal
The mounting hole I connecting with elastic self-locking mechanism is provided on the elastic self-locking mechanism and matches the mounting hole used with mounting hole I
Ⅱ。
3. fireproof door closer according to claim 2 improves structure, it is characterised in that: also set up on the connecting rod pedestal
There is the Ka Gou connecting with elastic self-locking mechanism, described elastic self-locking mechanism one end is provided with the card for matching and using with Ka Gou.
4. fireproof door closer according to claim 3 improves structure, it is characterised in that: the fixed mechanism includes setting
In the gantry beam in accommodation groove and it is set to " U-shaped hook " accommodated on cell wall, is provided with " inverted U hook I ", institute on the gantry beam
It states in the case that " U-shaped hook " matches use with " inverted U hook I " and forms location hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821705119.9U CN209353938U (en) | 2018-10-19 | 2018-10-19 | Fireproof door closer improves structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821705119.9U CN209353938U (en) | 2018-10-19 | 2018-10-19 | Fireproof door closer improves structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209353938U true CN209353938U (en) | 2019-09-06 |
Family
ID=67780865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821705119.9U Active CN209353938U (en) | 2018-10-19 | 2018-10-19 | Fireproof door closer improves structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209353938U (en) |
-
2018
- 2018-10-19 CN CN201821705119.9U patent/CN209353938U/en active Active
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| GR01 | Patent grant |