CN212984946U - Device for preventing door and window from being stolen - Google Patents
Device for preventing door and window from being stolen Download PDFInfo
- Publication number
- CN212984946U CN212984946U CN202021061506.0U CN202021061506U CN212984946U CN 212984946 U CN212984946 U CN 212984946U CN 202021061506 U CN202021061506 U CN 202021061506U CN 212984946 U CN212984946 U CN 212984946U
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- chain
- buckle
- lock
- locking
- door
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- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000002265 prevention Effects 0.000 claims 3
- 239000002184 metal Substances 0.000 abstract description 7
- 238000010008 shearing Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 239000012634 fragment Substances 0.000 description 4
- 210000000080 chela (arthropods) Anatomy 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a device for door and window theftproof, including chain, first anchor plate, fixed block, chain buckle the chain end with first anchor plate is connected, and the other end with the fixed block is connected, be provided with the lock way on the chain buckle, the fixed block can stretch into the lock way and be connected first anchor plate and chain buckle, still include the pole setting, hang and detain, and the pole setting is fixed in on the chain buckle, be provided with the spout on the chain buckle, hang detain set up in the spout, the chain can be hung hang and detain, the lateral wall of spout is provided with the locked groove, the both sides of hanging the knot are provided with the locking post, hang and detain and can follow the spout removes, and the locking post can with the locked groove cooperation will hang and detain and be fixed in the spout. The tightness of the lock chain is adjusted by hanging the lock chain on the hanging buckle and adjusting the height of the hanging buckle on the vertical rod, so that the opening angle of the control door is achieved, the lock chain is prevented from being forcibly cut off by metal shearing pliers stretching into the lock chain from a door gap, and the use safety is improved.
Description
Technical Field
The utility model relates to a door and window theftproof technical field, concretely relates to a device for door and window theftproof.
Background
In the building industry or the lock industry, an anti-theft door chain is also called an anti-theft chain or an anti-theft chain, and is a metal chain with a lock, which is arranged on the inner side of a door. It is composed of a slide chain and a chain buckle. The chain fastener is arranged on the back of the door at a position which is not far away from the door edge, one end of the sliding chain is fixedly supported on the door frame, and the other end of the sliding chain is movable and can be inserted into the chain fastener on the back of the door for locking. When hanging the anti-theft chain, the door can only be opened to about 5-8 cm at most, and people can not pass through, and the hand can not stretch into the chain link that can reach the back of the door from the gate yet, and this has just guaranteed that owner can not suffer the attack of other side suddenly when opening the door and confirming visitor's identity. Meanwhile, the anti-theft device also has a certain anti-theft function at night.
When the existing anti-theft chain buckle is hung on an anti-theft chain, a door can be opened to about 5-8 cm at most, safety when a visitor identity is confirmed when an owner opens the door is guaranteed, however, when the anti-theft chain is stolen at night, a door seam of about 5-8 cm is easily stretched into by tools such as metal shearing pliers and the like to forcibly cut off the sliding chain, and the anti-theft performance at night is poor. And meanwhile, the alarm is not provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that current theftproof chain link is when hanging the anti-theft chain, and the door can be opened 5 ~ 8 centimetres left and right sides by the biggest, has guaranteed owner and has opened the safety when confirming visitor's identity, nevertheless because when the night theftproof, 5 ~ 8 centimetres door gap easily stretch into and cut off the sliding chain by force by instruments such as metal shears pincers, lead to its night theftproof performance variation.
The utility model discloses a following technical scheme realizes:
the utility model provides a device for door and window theftproof, include chain, first anchor plate, fixed block, chain buckle the chain end with first anchor plate is connected, and the other end with the fixed block is connected, be provided with the lock way on the chain buckle, the fixed block can stretch into the lock way and be connected first anchor plate and chain buckle, still includes the pole setting, hangs and detain, the pole setting is fixed in on the chain buckle, be provided with the spout on the chain buckle, hang detain set up in the spout, the chain can be hung hang and detain, the lateral wall of spout is provided with the locked groove, the both sides of hanging the knot are provided with the locking post, hang and detain and can follow the spout removes, and the locking post can with the locked groove cooperation will hang and detain and be fixed in the spout.
When the existing anti-theft chain buckle is hung on an anti-theft chain, a door can be opened to about 5-8 cm at most, safety when a visitor identity is confirmed when an owner opens the door is guaranteed, however, when the anti-theft chain is stolen at night, a door seam of about 5-8 cm is easily stretched into by tools such as metal shearing pliers and the like to forcibly cut off the sliding chain, and the anti-theft performance at night is poor. This application is through fixed setting up the pole setting on the chain link, set up in the pole setting and hang the knot, hang the elasticity of detaining highly implementing the regulation chain in the pole setting through adjusting on hanging the knot through hanging the chain, thereby reach the problem of control door opening angle, the user can be with hanging the lower some of the position of detaining and adjusting in the pole setting when needing to confirm visitor's identity daytime, guarantee that the door leaf can open a gap and let the user see the visitor outdoors, when needing to guard against theft at night, the user can increase a little with hanging the knot, tighten up lax chain, can not produce the gap with the door frame when letting the door leaf open and avoided the chain to stretch into from the crack by tools such as metal shears pincers and cut off the chain by force, the security of using has been improved. The hanging buckle is provided with the locking column, and the locking column and the locking groove are matched to ensure that the locking column fixes the hanging buckle at a certain height of the vertical rod when in use. Is convenient to use.
The locking device comprises a hook, a locking groove is formed in the hook, a locking column is arranged on the hook, a jack is arranged on the hook, the spring is arranged in the jack, the locking column is arranged at the end of the jack and can move along the axis of the jack, a locking hole is formed in the locking groove, and the locking column can stretch into the locking hole under the action of the spring. Through setting up the spring, can let the locking post shrink back hang to detain in removing again and hang the height of detaining in the spout through pressing down the locking post when using, adjust and accomplish the back pine and unblank the locking post and just can let to stretch into under the effect of spring and realize hanging the auto-lock of detaining in the lockhole. The adjustment is convenient.
Furthermore, the locking post comprises a first section, a second section and a third section, wherein the first section, the second section and the third section are arranged on one side of the locking post, the first section is arranged in the jack, the diameter of the first section is larger than that of the lock hole, the diameter of the second section is smaller than that of the lock hole and larger than the width of the lock groove, and the diameter of the third section is smaller than that of the lock groove. Through setting the locking post into the three-section to the diameter of first section, second section, third section reduces in proper order, and the locked groove has been guaranteed to the first section can the card post locking post, avoids the locking post to pop out from the jack under the effect of spring, and the locking post has been guaranteed to the second section can insert in the lockhole, and the third section can be guaranteed to press the spring shrink back third section and can remove in the locked groove behind the locking post.
Further, still include second anchor plate, uide pin, mount pad, contact switch, alarm, be provided with the guide way on the second anchor plate, the uide pin set up in to the guide way, the bottom of link with the uide pin is fixed, the mount pad is fixed set up in the top of second anchor plate, the contact switch install in on the mount pad, the chain can drive the link is followed the guide way removes, can trigger after the link removes the contact switch opens the control alarm and reports to the police. Through installing the link chain on second anchor slab through the uide pin, through chain pulling link chain motion in the guide way when having the thief to push away the door night, the contact switch can be triggered under the pulling force effect of chain to the lateral wall of back link chain when the link chain is removed, and the alarm is reported to the police to contact switch control alarm, has realized the warning suggestion, reaches more comprehensive protection. The contact switch is also called as sensitive switch because the contact interval of the switch is small. The electric shock switch can realize alarming by controlling the on-off of the power supply circuit of the alarm.
Furthermore, the elastic piece is arranged between the chain buckle and the mounting seat. Set up the shell fragment between chain link and mount pad, through setting up the shell fragment buffering, avoided moving the improper trigger contact switch in the guide way at the chain link when normally closing the door. When the pushing door is forced to enter, the chain buckle can deform the elastic sheet to trigger the contact switch.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. through fixed setting pole setting on the chain link, set up in the pole setting and hang the knot, hang the elasticity of detaining highly implementing the regulation chain in the pole setting through adjusting on hanging the knot through hanging the chain, thereby reach the problem of control door opening angle, the user can be with hanging the lower some of the position of detaining in the pole setting of hanging when needing to confirm visitor's identity daytime, guarantee that the door leaf can open a gap and let the user can see the visitor outdoors, when needing the theftproof at night, the user can increase a little with hanging the knot, tighten up lax chain, can not produce the gap with the door frame when letting the door leaf open and avoided the chain to stretch into from the crack by instruments such as metal shears pincers and cut off the chain by force, the security of using has been improved.
2. The chain link passes through the uide pin to be installed on the second anchor slab, through chain pulling chain link motion in the guide way when having the thief to push away the door night, the lateral wall of back chain link can trigger the contact switch under the pulling force effect of chain when the chain link is removed, and the alarm is reported to the police to contact switch control alarm, has realized the warning suggestion, reaches more comprehensive protection.
3. Through set up the shell fragment between chain link and mount pad, through setting up the shell fragment buffering, avoided moving the improper trigger contact switch in the guide way at the chain link when normally closing the door. When the pushing door is forced to enter, the chain buckle can deform the elastic sheet to trigger the contact switch.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic view of a structure of the fastener of the embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a buckle according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a mounting seat according to an embodiment of the present invention.
Fig. 5 is a schematic view of a chain structure according to an embodiment of the present invention.
Fig. 6 is a schematic view of a vertical rod structure according to an embodiment of the present invention.
Fig. 7 is a schematic view of a hanging buckle structure according to an embodiment of the present invention.
Fig. 8 is a schematic cross-sectional view of the hanging buckle according to the embodiment of the present invention.
Reference numbers and corresponding part names in the drawings:
1-a lock chain, 2-a first anchor plate, 3-a fixed block, 4-a second anchor plate, 5-a chain buckle, 6-a lock channel, 7-a guide pin, 8-a mounting seat, 9-a contact switch, 10-an alarm, 11-a spring plate, 12-a vertical rod, 13-a hanging buckle, 15-a lock groove, 16-a self-locking column, 17-a guide groove, 18-a sliding groove, 19-a through hole, 21-a lock hole, 22-an insertion hole, 23-a spring, 24-a first section, 25-a second section and 26-a third section.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
As shown in fig. 1-8, a device for preventing burglary of door and window comprises a chain 1, a first anchor plate 2, a fixing block 3, a chain buckle 5, wherein the end of the chain 1 is connected with the first anchor plate 2, and the other end is connected with the fixed block 3, the chain buckle 5 is provided with a locking channel 6, the fixed block 3 can extend into the locking channel 6 to connect the first anchor plate 2 with the chain buckle 5, and the device also comprises a vertical rod 12 and a hanging buckle 13, the upright stanchion 12 is fixed on the chain buckle 5, the chain buckle 5 is provided with a sliding chute 18, the hanging buckle 13 is arranged in the sliding chute 18, the chain 1 can be hung on the hanging buckle 13, the side wall of the sliding groove 18 is provided with a locking groove 15, the two sides of the hanging buckle 13 are provided with locking columns 16, the hanging buckle 13 can move along the sliding groove 18, and the locking column 16 can be matched with the locking groove 15 to fix the hanging buckle 13 in the sliding groove 18.
Example 2
The embodiment is substantially the same as embodiment 1, except that the locking device further comprises a spring 23, the hanging buckle 13 is provided with an insertion hole 22, the spring 23 is installed in the insertion hole 22, the locking column 16 is installed at an end of the insertion hole 22, the locking column 16 can move along an axis of the insertion hole 22, the locking groove 15 is provided with a locking hole 21, and the locking column 16 can extend into the locking hole 21 under the action of the spring 23. The locking column 16 comprises a first section 24, a second section 25 and a third section 26 which are arranged on one side, wherein the first section 24 is installed in the insertion hole 22, the diameter of the first section 24 is larger than that of the locking hole 21, the diameter of the second section 25 is smaller than that of the locking hole 21 and larger than the width of the locking groove 15, and the diameter of the third section 26 is smaller than that of the locking groove 15. Still include second anchor plate 4, uide pin 7, mount pad 8, contact switch 9, alarm 10, be provided with guide way 17 on the second anchor plate 4, uide pin 7 set up in to guide way 17, the bottom of link 5 with uide pin 7 is fixed, mount pad 8 fixed set up in the top of second anchor plate 4, contact switch 9 install in on the mount pad 8, the chain 1 can drive link 5 is followed guide way 17 removes, can trigger after link 5 removes contact switch 9 opens control alarm 10 and reports to the police. The chain buckle further comprises an elastic sheet 11, and the elastic sheet 11 is installed between the chain buckle 5 and the installation seat 8.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. The device for preventing the door and window from being stolen comprises a lock chain (1), a first anchor plate (2), a fixed block (3) and a chain buckle (5), wherein the end of the lock chain (1) is connected with the first anchor plate (2), the other end of the lock chain is connected with the fixed block (3), a lock channel (6) is arranged on the chain buckle (5), the fixed block (3) can stretch into the lock channel (6) to connect the first anchor plate (2) with the chain buckle (5), the device is characterized by further comprising a vertical rod (12) and a hanging buckle (13), the vertical rod (12) is fixed on the chain buckle (5), a sliding groove (18) is arranged on the chain buckle (5), the hanging buckle (13) is arranged in the sliding groove (18), the lock chain (1) can be hung on the hanging buckle (13), a lock groove (15) is arranged on the side wall of the sliding groove (18), and locking columns (16) are arranged on two sides of the hanging buckle (13), the hanging buckle (13) can move along the sliding groove (18), and the locking column (16) can be matched with the locking groove (15) to fix the hanging buckle (13) in the sliding groove (18).
2. The device for door and window burglary prevention according to claim 1, further comprising a spring (23), wherein a jack (22) is arranged on the hanging buckle (13), the spring (23) is installed in the jack (22), the locking column (16) is installed at the end of the jack (22), the locking column (16) can move along the axis of the jack (22), a lock hole (21) is arranged on the lock groove (15), and the locking column (16) can extend into the lock hole (21) under the action of the spring (23).
3. The device for the theft prevention of doors and windows according to claim 2, characterized in that the locking column (16) comprises a first section (24), a second section (25) and a third section (26) arranged on one side, the first section (24) is installed in the insertion hole (22), the diameter of the first section (24) is larger than that of the locking hole (21), the diameter of the second section (25) is smaller than that of the locking hole (21) and larger than the width of the locking groove (15), and the diameter of the third section (26) is smaller than that of the locking groove (15).
4. The device for door and window burglary prevention according to claim 1, further comprising a second anchor plate (4), a guide pin (7), a mounting seat (8), a contact switch (9) and an alarm (10), wherein a guide groove (17) is formed in the second anchor plate (4), the guide pin (7) is arranged in the guide groove (17), the bottom of the chain buckle (5) is fixed to the guide pin (7), the mounting seat (8) is fixedly arranged at the top of the second anchor plate (4), the contact switch (9) is arranged on the mounting seat (8), the chain (1) can drive the chain buckle (5) to move along the guide groove (17), and the chain buckle (5) can trigger the contact switch (9) to open the alarm (10) to alarm after moving.
5. The device according to claim 4, characterized in that it further comprises a spring (11), said spring (11) being mounted between said fastener (5) and said mounting seat (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021061506.0U CN212984946U (en) | 2020-06-10 | 2020-06-10 | Device for preventing door and window from being stolen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021061506.0U CN212984946U (en) | 2020-06-10 | 2020-06-10 | Device for preventing door and window from being stolen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212984946U true CN212984946U (en) | 2021-04-16 |
Family
ID=75422803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021061506.0U Active CN212984946U (en) | 2020-06-10 | 2020-06-10 | Device for preventing door and window from being stolen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212984946U (en) |
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2020
- 2020-06-10 CN CN202021061506.0U patent/CN212984946U/en active Active
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