CN202767717U - Power-supply-free air buffering automatic closer for sliding door - Google Patents
Power-supply-free air buffering automatic closer for sliding door Download PDFInfo
- Publication number
- CN202767717U CN202767717U CN 201220411256 CN201220411256U CN202767717U CN 202767717 U CN202767717 U CN 202767717U CN 201220411256 CN201220411256 CN 201220411256 CN 201220411256 U CN201220411256 U CN 201220411256U CN 202767717 U CN202767717 U CN 202767717U
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- middle pipe
- piston
- inner tube
- pipe
- outer tube
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Abstract
The utility model relates to a power-supply-free air buffering automatic closer for a sliding door which comprises a shifting fork assembly fixed on the moving door and an air buffer fixed on a door frame. A shifting fork is connected between the air buffer and the shifting fork assembly, and the air buffer consists of an outer pipe, a middle pipe and an inner pipe which are sleeved mutually. The middle pipe and the inner pipe are respectively sleeved in inner cavities of the outer pipe and the middle pipe through a middle pipe piston and an inner pipe piston at the rear end in a sliding mode, a stressed spring and a pulled spring are respectively connected onto the middle pipe piston, the other end of the stressed spring and the other end of the pulled spring are respectively connected with an outer pipe front-end inner wall and an inner pipe front-end connector, and the inner pipe front-end connector is connected and fixed with the shifting fork. When the middle pipe and the inner pipe extend out, the stressed spring and the pulled spring are respectively in a compression state and in a stretching state. The power-supply-free air buffering automatic closer is reasonable and simple in structure, free of power supply and convenient to install and has buffering effect, and the springs and the pistons are matched in air compression to achieve automatic closing of the sliding door.
Description
Technical field
The utility model relates to a kind of translation door closing device, and it need not external power supply, by stretching and Compress Spring, and by compressed air buffering, autoshutdown translation door.
Background technology
At present, in the known translation door, the overwhelming majority can autoshutdown.When closing, if thrust is larger, the door doorframe that can clash also may resilience, can not close fully; If thrust is less, the door Halfway Stopping is slided, and can not close fully, needs to improve.
Can realize in the translation door of autoshutdown in minority, main way of realization and characteristics are as follows: (1), external power supply, use drive motors to close translation door, shortcoming: to require power supply often to open, power consumption; Need to improve; (2), tooth bar and hydraulic damper or oil cylinder cooperate, and closes translation door, shortcoming: expensive, complex structure, a change door original structure, and need the special messenger to install; Need to improve.
Summary of the invention
In order to overcome existing translation door closer in the deficiency of the aspects such as structure, price, installation, the utility model provides a kind of translation door closer, and it uses two springs to match with compressed air, realizes the translation door autoshutdown.
The technical scheme that its technical problem that solves the utility model adopts is: the non-transformer air cushioning safety shutoff that a kind of translation door is used, it is characterized in that, comprise being fixed on stirring the fork assembly and being fixed on air buffer on the doorframe on the moving door, air buffer is stirred fork with stirring to pitch to be connected with between the assembly;
Described air buffer is comprised of mutual sheathed outer tube, middle pipe and inner tube, middle pipe and the inner tube respectively middle pipe piston by the rear end and inner tube piston are slidingly located in the inner chamber of outer tube and middle pipe, be connected with respectively compression spring and extension spring on the middle pipe piston, compression spring is connected the other end and is connected with the inner tube front tab with the outer tube front inner wall respectively with extension spring, the inner tube front tab with stir the fork be connected and fixed, when central pipe and inner tube were stretched out, compression spring and extension spring consisted of respectively compressive state and extended state;
Connect by interface channel between described outer tube bore and the middle tube cavity, outer tube back-end offers gas via-hole, is bolted with adjusting bolt on the gas via-hole.
The utility model compared with prior art, possess following technical characterstic: (1), this closer are done relative motion by middle pipe and the inner tube of inside, and stir fork and is connected with dodge gate, thereby the relative fixed gate of pulling dodge gate generation displacement, the automatic buffer formula after the realization moving door is opened is closed the door.
(2), this closer is inner, a compression spring and an extension spring are installed, when moving door is opened, compression spring and extension spring consist of respectively compressive state and extended state, two springs all can provide power for closing door, as long as decontrol hand, moving door will be under the active force of these two springs, self-return recovers to close original state.
(3), this closer is inner, two pistons and outer tube, the middle seal of tube are connected and fixed, and form two cylinders, when door is opened, cylinder is opened, and in air intake outer tube and the middle pipe, moving door is under spring action and in the process of closing, the compression speed of air is greater than mass rate of emission, just have compressed air in the pipe, this compressed air is in the process of closing the door, play the effect of buffering, guaranteed preferably door opener's safety and the application life of door itself.
(4), the afterbody of this closer, be provided with the closing velocity set screw, by unclamping, tighten adjusting bolt, realize to the buffer speed speed with apart from the adjusting of length.
(5), a whole set of closer is installed, only need 8 fixed screws and doorframe to fix, need not to change an originally structure of door.
The utility model can also adopt following technical measures to solve:
Described middle pipe box is located in the compression spring.
Described middle tube cavity rear end is provided with the rear tab that is connected with extension spring one end.
The described fork assembly of stirring is comprised of holder, height regulating rod and height set screw, holder is fixed on the moving door, offer the height regulating tank that extends along short transverse on the holder, height regulating rod one end is adjustable and is connected with the height regulating tank by the height set screw, and the height regulating rod other end is connected with stirring to pitch.
Be connected with respectively middle pipe piston packing and inner tube piston packing on described middle pipe piston and the inner tube piston, middle pipe piston packing and inner tube piston packing offset respectively at outer tube bore inwall and middle tube cavity inner wall sealing.
The described height regulating rod other end is connected by screw with stirring between the fork.
The utility model compared with prior art also possesses following technical characterstic:
(1), in stirring the fork assembly, be provided with two set screw (comprising the screw stirred on the fork and height set screw), can be in front and back, up and down, four direction is regulated the position of stirring fork.
The beneficial effects of the utility model are: the non-transformer air cushioning safety shutoff that a kind of translation door of the present utility model is used, and it is rational in infrastructure, and spring and piston compression air match, realize the translation door autoshutdown, have cushioning effect, need not power supply, simple in structure, easy for installation.
Description of drawings
Fig. 1 is scheme of installation of the present utility model.
Fig. 2 is scheme of installation partial enlarged drawing of the present utility model.
Fig. 3 is the structural representation of relative another angle of Fig. 2.
Fig. 4 is that the utility model Air snubber internal construction concerns one of schematic diagram.
Fig. 5 is that the utility model Air snubber internal construction concerns two of schematic diagram.
Fig. 6 is that the utility model Air snubber internal construction concerns three of schematic diagram.
Fig. 7 is that the utility model Air snubber internal construction concerns four of schematic diagram.
Fig. 8 is that the utility model Air snubber internal construction concerns five of schematic diagram.
Fig. 9 is the structural representation that the utility model Air snubber stretches out state.
Figure 10 stirs the fork assembly and stirs one of structure connection layout of fork in the utility model.
Figure 11 stirs fork assembly and two of the structure connection layout of stirring fork in the utility model.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Extremely shown in Figure 11 such as Fig. 1, the non-transformer air cushioning safety shutoff that a kind of translation door is used, it is characterized in that, comprise being fixed on stirring fork assembly 2 and being fixed on air buffer 4 on the doorframe 3 on the moving door 1, air buffer 4 pitches 5 with stirring to be connected with to stir between the fork assembly 2;
Described air buffer 4 is by mutual sheathed outer tube 401, middle pipe 402 and inner tube 403 form, middle pipe 402 and the inner tube 403 respectively middle pipe piston 404 by the rear end and inner tube piston 405 are slidingly located in the inner chamber of outer tube 401 and middle pipe 402, be connected with respectively compression spring 406 and extension spring 407 on the middle pipe piston 404, the other end that compression spring 406 is connected with extension spring is connected front tab 403-1 with outer tube 401 front inner wall 401-1 respectively and is connected with inner tube, inner tube 403 front tab 403-1 with stir fork and 5 be connected and fixed, when central pipe 402 and inner tube 403 were stretched out, compression spring 406 and extension spring 407 consisted of respectively compressive state and extended state;
Connect by interface channel 408 between described outer tube 401 inner chambers and middle pipe 402 inner chambers, outer tube 401 rear ends offer gas via-hole 409, are bolted with adjusting bolt 410 on the gas via-hole 409.
Implement more specifically structure as the utility model:
Described middle pipe 402 is set in the compression spring 406.
Described middle pipe 402 intracavity posterior ends are provided with the rear tab 402-1 that is connected with extension spring 407 1 ends.
The described fork assembly 2 of stirring is comprised of holder 201, height regulating rod 202 and height set screw 203, holder 201 is fixed on the moving door 1, offer the height regulating tank 201-1 that extends along short transverse on the holder 201, height regulating rod 202 1 ends are adjustable by height set screw 203 with height regulating tank 201-1 and are connected, and height regulating rod 202 other ends are pitched 5 and are connected with stirring.
Be connected with respectively middle pipe piston packing 411 and inner tube piston packing 412 on described middle pipe piston 404 and the inner tube piston 405, middle pipe piston packing 411 and inner tube piston packing 412 offset respectively at outer tube 401 interior cavity walls and middle pipe 402 inner chamber inner wall sealings.
Described height regulating rod 202 other ends with stir fork and be connected by screw 6 between 5.
Above-described specific embodiment only is the utility model preferred embodiment, and the equivalent arrangements that all acts are done according to the utility model claim all should be technology of the present utility model and contains.
Claims (6)
1. non-transformer air cushioning safety shutoff that translation door is used, it is characterized in that, comprise being fixed on stirring fork assembly (2) and being fixed on air buffer (4) on the doorframe (3) on the moving door (1) air buffer (4) and stir to pitch to be connected with between the assembly (2) and stir fork (5);
Described air buffer (4) is by mutual sheathed outer tube (401), middle pipe (402) and inner tube (403) form, middle pipe (402) and inner tube (403) the respectively middle pipe piston (404) by the rear end and inner tube piston (405) are slidingly located in the inner chamber of outer tube (401) and middle pipe (402), be connected with respectively compression spring (406) and extension spring (407) on the middle pipe piston (404), compression spring (406) is connected 407 with extension spring) the other end be connected 403 with outer tube (401) front inner wall (401-1) with inner tube respectively) front tab (403-1) is connected, inner tube (403) front tab (403-1) with stir fork (5) and be connected and fixed, central pipe (402) and inner tube (403) are when stretching out, and compression spring (406) and extension spring (407) consist of respectively compressive state and extended state;
Connect by interface channel (408) between described outer tube (401) inner chamber and middle pipe (402) inner chamber, outer tube (401) rear end offers gas via-hole (409), is bolted with adjusting bolt (410) on the gas via-hole (409).
2. the non-transformer air cushioning safety shutoff used of described translation door according to claim 1 is characterized in that, described middle pipe (402) is set in the compression spring (406).
3. the non-transformer air cushioning safety shutoff used of described translation door according to claim 1 is characterized in that, described middle pipe (402) intracavity posterior end is provided with the rear tab (402-1) that is connected with extension spring (407) one ends.
4. the non-transformer air cushioning safety shutoff used of described translation door according to claim 1, it is characterized in that, the described fork assembly (2) of stirring is by holder (201), height regulating rod (202) and height set screw (203) form, holder (201) is fixed on the moving door (1), offer the height regulating tank (201-1) that extends along short transverse on the holder (201), height regulating rod (202) one ends are adjustable by height set screw (203) and regulating tank (201-1) highly and are connected, height regulating rod (202) other end with stir fork (5) and be connected.
5. the non-transformer air cushioning safety shutoff used of described translation door according to claim 1, it is characterized in that, be connected with respectively middle pipe piston packing (411) and inner tube piston packing (412) on described middle pipe piston (404) and the inner tube piston (405), middle pipe piston packing (411) and inner tube piston packing (412) offset with the interior cavity wall of outer tube (401) and middle pipe (402) inner chamber inner wall sealing respectively.
6. the non-transformer air cushioning safety shutoff used of described translation door according to claim 4 is characterized in that, described height regulating rod (202) other end is connected by screw (6) with stirring between the fork (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220411256 CN202767717U (en) | 2012-08-20 | 2012-08-20 | Power-supply-free air buffering automatic closer for sliding door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220411256 CN202767717U (en) | 2012-08-20 | 2012-08-20 | Power-supply-free air buffering automatic closer for sliding door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202767717U true CN202767717U (en) | 2013-03-06 |
Family
ID=47774300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220411256 Expired - Fee Related CN202767717U (en) | 2012-08-20 | 2012-08-20 | Power-supply-free air buffering automatic closer for sliding door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202767717U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014161304A1 (en) * | 2013-04-01 | 2014-10-09 | Zhong Yubo | Horizontal door closer structure |
| CN104879013A (en) * | 2015-06-17 | 2015-09-02 | 苏州升德精密电气有限公司 | Sliding door buffer |
-
2012
- 2012-08-20 CN CN 201220411256 patent/CN202767717U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014161304A1 (en) * | 2013-04-01 | 2014-10-09 | Zhong Yubo | Horizontal door closer structure |
| CN104879013A (en) * | 2015-06-17 | 2015-09-02 | 苏州升德精密电气有限公司 | Sliding door buffer |
| CN104879013B (en) * | 2015-06-17 | 2016-06-15 | 苏州升德精密电气有限公司 | Sliding door buffer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20160820 |