CN203383620U - Automatic anti-clamping insert bolt - Google Patents
Automatic anti-clamping insert bolt Download PDFInfo
- Publication number
- CN203383620U CN203383620U CN201320492334.6U CN201320492334U CN203383620U CN 203383620 U CN203383620 U CN 203383620U CN 201320492334 U CN201320492334 U CN 201320492334U CN 203383620 U CN203383620 U CN 203383620U
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- China
- Prior art keywords
- pin tongue
- connecting rod
- door
- roller bearing
- pin
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- Expired - Fee Related
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- 230000001154 acute effect Effects 0.000 claims abstract description 4
- 230000009977 dual effect Effects 0.000 claims description 11
- 230000004308 accommodation Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract 5
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model discloses an automatic anti-clamping insert bolt which comprises an insert bolt main part, a touch plate and a pinch plate, wherein the insert bolt main part comprises a panel consisting of a pin tongue seat and a connecting rod seat, a pin tongue, a connecting rod and a rolling shaft; one end of the connecting rod is connected with the pin tongue seat; a connecting shaft in rotating connection with the rolling shaft is arranged at the other end of the connecting rod, and penetrates through a waist-shaped hole, and the waist-shaped hole is formed in the connecting rod seat, and is parallel to the pin tongue; an upper inclined pushing part and a lower inclined pushing part are arranged in parallel on the touch plate, are obliquely clamped on the rolling shaft, and form acute included angles with the pin tongue; a door locking insertion hole opposite to the pin tongue is formed in the pinch plate. According to the automatic anti-clamping insert bolt, when a door is opened, the upper inclined pushing part of the touch plate applies downward force onto the rolling shaft to pull the pin tongue towards the interior of the panel, so that the pin tongue is separated from the pinch plate to open the door; the upper and lower inclined pushing parts on the touch plate act on the rolling shaft to insert the pin tongue into the pinch plate or separate the pin tongue from the pinch plate to automatically open and close the door, and a deep groove for mounting the insert bolt main part is not required to be dug when the automatic anti-clamping insert bolt is mounted; the automatic anti-clamping insert bolt is simple in structure, easy to mount and low in production cost.
Description
[technical field]
The utility model relates to a kind of latch be arranged on door.
[background technology]
We know, the door be arranged on doorframe mainly contains two kinds of single fan, double doors, and double door can be both two fan doors of a size, can be again small one and large one composite door.In order to realize locking a door of double door, people have developed two kinds of the Bolt that is mounted in it on Yishanmen and mortise bolts, for the double door that mortise bolt is housed, at closing time without that fan door that latch first fixedly is housed, and as long as shut this two fans door simultaneously, at this moment from wherein one fanning door side open latch pushing block out under the striking plate effect of another fan door side, drive with the pin of pushing block interlock and slide and the pin head end is inserted in doorframe toward the doorframe direction, realize closing the effect of at once locking a door while visiting, at this moment, people can't see latch and are exposed to the pushing block on the door side in room, this mortise bolt also is commonly called as automatic locking gate-type latch.This double door that mortise bolt is housed is double door when usually opening the door, when reality is used, if install to such an extent that be not very smooth, just easily occur that buckle blocks the situation of pin tongue, the door of not opening once block, people can strengthen the strength push-and-pull usually, rock door attempts to make the pin tongue to get loose to open door after the buckle landing is gone back, therefore, this class mortise bolt uses less stable, reliable, the door of easily not opening.
[utility model content]
The purpose of this utility model is to be to overcome the deficiencies in the prior art, provide a kind of simple in structure, be produced into low anti-sticking automatic invisual bolt for dual.
In order to solve the technical problem of above-mentioned existence, the utility model adopts following technical proposals:
The anti-sticking automatic invisual bolt for dual, include the latch principal part that is arranged on fixed door, be arranged on the striking plate on moving door and the buckle on doorframe is installed, wherein:
Pin tongue, the connecting rod slided that can slide up and down in the pin tongue hole that described latch principal part includes the panel that is comprised of vertical pin tongue seat and connecting rod base, be inserted into pin tongue seat, be located at the roller bearing on the connecting rod base front on the connecting rod base bottom surface, described connecting rod one end is connected with pin tongue seat, and the other end is provided with the connecting axle be rotationally connected with roller bearing 6; Described connecting axle is through opening on connecting rod base and the mounting hole parallel with the pin tongue;
On described striking plate, being provided with tilts is stuck in the parallel upper and lower cant section outside the roller bearing upper and lower; The angle of described upper and lower cant section and pin tongue is acute angle;
Have the jack of locking a door over against the pin tongue on described buckle.
In the improvement project to above-mentioned anti-sticking automatic invisual bolt for dual, on that section pin tongue between this pin tongue seat inwall and connecting rod, can stage clip be arranged cover.
In the improvement project to above-mentioned anti-sticking automatic invisual bolt for dual, be provided with the axle sleeve of turning set outside connecting axle in described mounting hole.
In the improvement project to above-mentioned anti-sticking automatic invisual bolt for dual, described upper and lower cant section is direct punch forming pair of projections out from striking plate, this side that boss is faced mutually is the roller bearing thrust face vertical with striking plate, and the upper end at this to boss is provided with and the roller bearing accommodation space out of punch forming together with them.
Compared with prior art, the beneficial effects of the utility model are: it is to utilize the upper cant section of when the opening the door striking plate on moving door to act on roller bearing to produce a kind of downward power the pin tongue is drawn in panel, make the pin tongue break away from that buckle realizes opening the door, this power is long-term constant, usually by certain elastic force and inertia, make the latch structure of pin tongue retraction panel and easily be stuck and need not resemble present stage, so the utility model can accomplish that anti-shotpin tongue is blocked by buckle all the time; In addition, of the present utility model simple in structure, install easily, cost of production is low, as long as the pin tongue is inserted or breaks away from buckle to carry out automatic door-closing, open the door because it utilizes upper and lower cant section on striking plate just can act on roller bearing, also without digging too dark groove, the latch principal part is installed when mounted.
Below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail:
[accompanying drawing explanation]
Fig. 1 is the schematic perspective view of the utility model embodiment;
Fig. 2 is the structural representation of the latch principal part of the utility model embodiment;
Fig. 3 is the schematic perspective view (front) of the striking plate of the utility model embodiment;
Fig. 4 is the schematic perspective view (reverse side) of the striking plate of the utility model embodiment;
[specific embodiment]
The utility model is a kind of anti-sticking automatic invisual bolt for dual, and it includes the latch principal part that is arranged on fixed door, is arranged on the striking plate 1 on moving door and the buckle 2 on doorframe is installed, wherein:
Pin tongue 4, the connecting rod 5 slided that can slide up and down in the pin tongue hole that described latch principal part includes the panel 3 that is comprised of vertical pin tongue seat 31 and connecting rod base 32, be inserted into pin tongue seat 31, be located at the roller bearing 6 on connecting rod base 32 fronts on connecting rod base 32 bottom surfaces, described connecting rod 5 one ends are connected with pin tongue seat 31, and the other end is provided with the connecting axle 7 be rotationally connected with roller bearing 6; Described connecting axle 7 is through opening on connecting rod base 32 and the mounting hole 321 parallel with pin tongue 4;
On described striking plate 1, being provided with tilts is stuck in the parallel upper and lower cant section 11,12 roller bearing 6 upper and lowers outside, between them apart from than roller bearing 6 external diameters wider getting final product slightly; The angle of described upper and lower cant section 11,12 and pin tongue 4 is acute angle (usually proper between the 30-60 degree, in the present embodiment, angle is 45 degree);
Have the jack 21 of locking a door over against pin tongue 4 on described buckle 2.
When the utility model will be installed on double door, latch principal part and striking plate are respectively installed on fixed door, moving door, buckle is installed on doorframe, like this at closing time, while promoting this two fans door, close up, at this moment the declivity pushed section 12 of the striking plate 1 on moving door acts on the below of roller bearing 6, makes roller bearing 6 up slide and promote connecting rod 5 and pin tongue 4 vertically slides toward buckle 2 directions along mounting hole 321, thereby pin tongue 4 is inserted into, just can automatically lock a door afterwards in the jack 21 of locking a door of buckle 2; And when opening the door, to move door pulls outward, at this moment, after 11, the upper cant section of striking plate 1 acts on the top of roller bearing 6, make roller bearing 6 slide to promote connecting rod 5 and pin tongue 4 along mounting hole 321 toward rightabout and vertically toward sliding away from buckle 2 directions, make pin tongue 4 break away from buckles 2 to open the door.
As can be seen from above, the utility model is to utilize the upper cant section 11 of when the opening the door striking plate 1 on moving door to act on roller bearing 6 to produce a kind of downward power pin tongue 4 is drawn in panel, make the pin tongue break away from that buckle realizes opening the door, this power is long-term constant, and can not resemble present stage commonly used by the certain elastic force of spring, (its elastic force can not be too large, otherwise the pin tongue be difficult to stretch be inserted into buckle and lock a door) make pin tongue retraction panel easy being stuck like that, so the utility model can accomplish that anti-shotpin tongue is blocked by buckle all the time; In addition, of the present utility model simple in structure, install easily, cost of production is low, as long as the pin tongue broken away from or insert buckle and carry out automatic door-closing, open the door because it utilizes upper and lower cant section on striking plate just can act on roller bearing, also without digging too dark groove, the latch principal part being installed when mounted.
We know, double door is when installing latch, often at the upper and lower end of door, all can load onto latch, when the utility model is arranged on the lower end of door, the pin tongue still can skid off the pin tongue seat of panel under door opening state, in order to make latch, has better versatility, so tend to cover on that section pin tongue 4 between pin tongue seat 31 inwalls and connecting rod 5, stage clip 8 is arranged, as shown in Figure 1, 2, while like this latch being arranged on to upper end, stage clip also contributes to the landing of pin tongue; Even and be arranged on a lower end, when door opening state, stage clip 8 can remain on the pin tongue in panel and be unlikely to skid off to encounter ground.
In the present embodiment, as shown in Figure 2, be provided with the axle sleeve 9 of turning set outside connecting axle 7 in described mounting hole 321, can reduce like this friction between the sidewall of connecting axle 7 and mounting hole, thereby make the lifting of pin tongue slide more smooth and easy.At this, connecting axle 7 adopts rivet, and it can be bolt etc. certainly.
In the present embodiment, as shown in Figure 3,4, upper and lower cant section the 11, the 12nd, direct punch forming pair of projections out from striking plate 1, this side that boss is faced mutually is the roller bearing thrust face A vertical with striking plate, this height to boss is just corresponding with roller bearing 6; Upper end at this to boss is provided with and the roller bearing accommodation space 13 out of punch forming together with them, when locking door, the roller bearing 6 that rises to top is just ensconced in this roller bearing accommodation space 13, avoids between declivity pushed section 12 under the state of closing the door and roller bearing 6 still existing larger active force.Certainly, the upper and lower cant section 11,12 of the present embodiment and the space that roller bearing accommodation space 13 surrounds can be also directly from striking plate, to shear opening out, and at this moment upper and lower cant section 11,12 is the equal of the upper and lower oblique sidewall of opening part.
Although describe the utility model in detail with reference to top embodiment, but it will be apparent to one skilled in the art that by the disclosure, and in the situation that do not break away from principle of the present utility model and the spiritual scope that described claim limits, can make a variety of changes or revise the utility model.Therefore, the detailed description of disclosure embodiment only is used for explaining, rather than is used for limiting the utility model, and it is defined by the subject-matter of the claims the scope of protection.
Claims (4)
1. an anti-sticking automatic invisual bolt for dual, is characterized in that, include the latch principal part that is arranged on fixed door, be arranged on the striking plate on moving door and the buckle on doorframe is installed, wherein:
Pin tongue, the connecting rod slided that can slide up and down in the pin tongue hole that described latch principal part includes the panel that is comprised of vertical pin tongue seat and connecting rod base, be inserted into pin tongue seat, be located at the roller bearing on the connecting rod base front on the connecting rod base bottom surface, described connecting rod one end is connected with pin tongue seat, and the other end is provided with the connecting axle be rotationally connected with roller bearing; Described connecting axle is through opening on connecting rod base and the mounting hole parallel with the pin tongue;
On described striking plate, being provided with tilts is stuck in the parallel upper and lower cant section outside the roller bearing upper and lower; The angle of described upper and lower cant section and pin tongue is acute angle;
Have the jack of locking a door over against the pin tongue on described buckle.
2. anti-sticking automatic invisual bolt for dual according to claim 1, is characterized in that, on that section pin tongue between this pin tongue seat inwall and connecting rod, can stage clip be arranged cover.
3. anti-sticking automatic invisual bolt for dual according to claim 1 and 2, is characterized in that, is provided with the axle sleeve of turning set outside connecting axle in described mounting hole.
4. anti-sticking automatic invisual bolt for dual according to claim 3, it is characterized in that, described upper and lower cant section is direct punch forming pair of projections out from striking plate, this side that boss is faced mutually is the roller bearing thrust face vertical with striking plate, and the upper end at this to boss is provided with and the roller bearing accommodation space out of punch forming together with them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320492334.6U CN203383620U (en) | 2013-08-13 | 2013-08-13 | Automatic anti-clamping insert bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320492334.6U CN203383620U (en) | 2013-08-13 | 2013-08-13 | Automatic anti-clamping insert bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203383620U true CN203383620U (en) | 2014-01-08 |
Family
ID=49872129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320492334.6U Expired - Fee Related CN203383620U (en) | 2013-08-13 | 2013-08-13 | Automatic anti-clamping insert bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203383620U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746977A (en) * | 2014-07-25 | 2015-07-01 | 顾开明 | Bolt hole protecting plate |
| CN108699870A (en) * | 2016-01-25 | 2018-10-23 | 校园安全产品有限责任公司 | Door barrier |
-
2013
- 2013-08-13 CN CN201320492334.6U patent/CN203383620U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746977A (en) * | 2014-07-25 | 2015-07-01 | 顾开明 | Bolt hole protecting plate |
| CN108699870A (en) * | 2016-01-25 | 2018-10-23 | 校园安全产品有限责任公司 | Door barrier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160421 Address after: 528400 Guangdong Province, Zhongshan City Xiaolan Town Yucheng Road No. 8, building D, A, B Patentee after: Zhongshan Hua Guan Hardware Co., Ltd. Address before: 528400 Guangdong province Zhongshan City Xiaolan Town, Kau mouth straight Street No. 42 Patentee before: Liu Wanmei |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20160813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |