CN210976983U - Guard bar door lock - Google Patents
Guard bar door lock Download PDFInfo
- Publication number
- CN210976983U CN210976983U CN201921134702.3U CN201921134702U CN210976983U CN 210976983 U CN210976983 U CN 210976983U CN 201921134702 U CN201921134702 U CN 201921134702U CN 210976983 U CN210976983 U CN 210976983U
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- cavity
- sliding
- guide
- seat
- lock
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Abstract
A guardrail door lock comprises a lock seat which is also used as a handle, a sliding key body, a pressure spring, a lock tongue and a locking seat, wherein the locking seat is provided with a locking cavity into which the lock tongue is inserted; the method is characterized in that: the lock seat is provided with a sliding cavity, a guide sliding hole and a guide groove, and an end plate of the sliding cavity is provided with a spring seat; the sliding key body comprises a guide rod, a drive plate, a guide stop cavity, a lock tongue in-out cavity and a guide stop clasp; the lock tongue comprises a head part, a body part and a lock tongue part, the head part is matched with the guide stop cavity, the body part and the lock tongue part are matched with the lock tongue in-out cavity, and the end part of the lock tongue part extends out of the lock tongue in-out cavity; the sliding key body is inserted into the sliding cavity, the guide rod is in sliding fit with the guide groove, and the guide stop clasp is matched with the guide sliding hole; one end of the pressure spring is inserted into the spring seat of the sliding cavity, and the other end of the pressure spring is inserted into the spring seat on the head. Due to the adoption of the structure, the sliding key body and the lock seat are convenient to disassemble; when the pressure spring is damaged, the pressure spring is convenient to replace.
Description
Technical Field
The utility model relates to a guardrail lock.
Background
In the prior art, a guardrail door lock comprises a lock seat which is also used as a handle, a sliding key body, a lock tongue which is integrally formed with the sliding key body, a pressure spring and a locking seat, wherein the locking seat is provided with a locking cavity into which the lock tongue is inserted; the sliding key body is retained within the lock housing. There are problems: it is inconvenient to repair or replace the components.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the guardrail door lock has the characteristic of convenient maintenance or part replacement.
The utility model discloses a realize like this: a guardrail door lock comprises a lock seat which is also used as a handle, a sliding key body, a pressure spring, a lock tongue and a locking seat, wherein the locking seat is provided with a locking cavity into which the lock tongue is inserted; the method is characterized in that: the lock seat is provided with a sliding cavity with an opening at one end, a cavity positioned at the lower part of the sliding cavity and an opening at the other end, a guide sliding hole arranged on a bottom plate of the sliding cavity and communicated with the cavity, and a guide groove positioned on a wall plate of the sliding cavity, and the end plate of the sliding cavity is provided with a spring seat;
the sliding key body comprises a guide rod connected with the sliding key body, a drive plate arranged at the suspended end of the guide rod, a guide stop cavity, a lock tongue in-out cavity and a guide stop clasp arranged on the sliding key body;
the lock tongue comprises a head part, a body part and a lock tongue part, and a spring seat is arranged on the head part;
the head part is matched with the guide stop cavity, the body part and the bolt part are matched with the bolt in-out cavity, and the end part of the bolt part extends out of the bolt in-out cavity; the sliding key body is inserted into the sliding cavity, the guide rod is in sliding fit with the guide groove, and the guide stop clasp is matched with the guide sliding hole; one end of the pressure spring is inserted into the spring seat of the sliding cavity, and the other end of the pressure spring is inserted into the spring seat on the head.
The guardrail door lock is characterized in that: the guide groove of the sliding cavity is arranged on the top plate of the sliding cavity;
the guide rod is arranged at the top of the sliding key body.
The guardrail door lock is characterized in that: the guide groove of the sliding cavity is arranged on one side plate of the sliding cavity or on two side plates;
the guide rod is arranged on one side or two sides of the sliding key body.
The guardrail door lock is characterized in that: and a drive plate guide stop groove is formed in a top plate of the sliding cavity, and the drive plate is in sliding fit with the drive plate guide stop groove.
The guardrail door lock is characterized in that: the two side walls of the locking cavity of the locking seat are provided with guide inclined planes, and the end part of the locking tongue is in sliding fit with the guide inclined planes.
The utility model relates to a guardrail door lock, because of adopting the structure, the sliding key body and the lock seat are convenient to be disassembled; when the pressure spring is damaged, the pressure spring is convenient to replace.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a perspective sectional view of the lock base of the present invention.
Fig. 3 is one of the exploded perspective views of the present invention.
Fig. 4 is a second exploded perspective view of the present invention.
Fig. 5 is a third exploded perspective view of the present invention.
Fig. 6 is a fourth exploded perspective view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the guardrail door lock comprises a lock base 1 which is also used as a handle, a sliding key body 2, a pressure spring 3, a bolt 4 and a locking base 5, wherein a locking cavity 51 for inserting the bolt is arranged on the locking base 5.
The lock seat 1 is provided with a sliding cavity 11 with an opening at one end, a cavity 12 positioned at the lower part of the sliding cavity and with an opening at the other end, a guide sliding hole 13 arranged on the bottom plate of the sliding cavity and communicated with the cavity, and a guide groove 14 positioned on the top plate of the sliding cavity, and the end plate of the sliding cavity 11 is provided with a spring seat 111;
the sliding key body 2 comprises a guide rod 21 arranged at the top, a driving plate 22 arranged at the top of the guide rod, a guide stop cavity 23, a bolt in-out cavity 24 and a guide stop clasp 25 arranged on the sliding key body, and the guide stop clasp 25 has elasticity;
the bolt 4 comprises a head part 41, a body part 42 and a bolt part 43, wherein a spring seat 411 is arranged on the head part 41;
the head part 41 is matched with the guide stop cavity 23, the body part 42 and the bolt part 43 are matched with the bolt in-out cavity 24, and the end part of the bolt part 43 extends out of the bolt in-out cavity 24; the sliding key body 3 is inserted into the sliding cavity 11, the guide rod 21 is in sliding fit with the guide groove 14, and the guide stop clasp 25 is matched with the guide sliding hole 13; the pressure spring 3 has one end inserted into the spring seat 111 of the sliding chamber 11 and the other end inserted into the spring seat 411 of the head 41.
A drive plate guide stop slot 15 is formed in a top plate of the sliding cavity 11, and the drive plate 22 is in sliding fit with the drive plate guide stop slot 15.
The utility model discloses also can realize like this: the guide groove 14 of the sliding cavity 11 is arranged on one side plate or two side plates of the sliding cavity 11;
the guide bar 21 is provided on one side or both sides of the slide key body 2.
Guide inclined planes 52 are arranged on two side walls of a locking cavity 51 of the locking seat 5, and the end part of the bolt part 43 of the bolt 4 is in sliding fit with the guide inclined planes 52. When the sliding key body 2 is blocked with the sliding cavity 11, the bolt 4 can still move to realize locking.
The lock seat 1 which is also used as a handle is fixedly connected with one end of a top cross bar of the door sill, and the locking seat 5 is fixedly connected with the upper end of the longitudinal frame edge of the door frame body;
when the utility model is assembled, (one) the body 42 and the bolt 43 of the bolt 4 pass through the guiding stop cavity 23 and are inserted into the bolt in-out cavity 24, and (two) the pressure spring 3 is inserted into the spring seat 411 of the head 41; thirdly, the sliding key body 2 is opposite to the sliding cavity 11, and the guide rod 21 is opposite to the guide groove 14; the sliding key body 2 is inserted into the sliding cavity 11, the guide stop clasp 25 extends into the guide sliding hole 13, and the guide stop clasp 25 is matched with the end part of the guide sliding hole 13 for stopping; as shown in fig. 1;
in the state of fig. 1, the driving plate 22 is driven by hand to move leftward, the sliding key body 2 and the locking tongue 4 move leftward together in fig. 5 in the direction of the solid arrow, the pressure spring 3 is compressed, the locking tongue portion 43 enters the locking tongue entrance/exit chamber 24, the locking tongue portion 43 leaves the locking chamber 51 to unlock, and then, the door sill is rotated to open the door; the hand is removed from the driving plate 22 and the sliding key body 2 and the latch tongue 4 are reset together.
In the state of fig. 1, when the pressure spring 3 needs to be replaced, the slide key body 3 may be drawn out from the slide cavity 11.
After the sliding key body 2 is damaged, only the sliding key body 2 needs to be replaced, and compared with the prior art in which the sliding key body 2 and the bolt 4 are integrally formed, the cost is reduced.
What has been described above is only a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and variations can be made without departing from the principle of the invention, which is also considered as the protection scope of the invention.
Claims (5)
1. A guardrail door lock comprises a lock seat which is also used as a handle, a sliding key body, a pressure spring, a lock tongue and a locking seat, wherein the locking seat is provided with a locking cavity into which the lock tongue is inserted; the method is characterized in that: the lock seat is provided with a sliding cavity with an opening at one end, a cavity positioned at the lower part of the sliding cavity and an opening at the other end, a guide sliding hole arranged on a bottom plate of the sliding cavity and communicated with the cavity, and a guide groove positioned on a wall plate of the sliding cavity, and the end plate of the sliding cavity is provided with a spring seat;
the sliding key body comprises a guide rod connected with the sliding key body, a drive plate arranged at the suspended end of the guide rod, a guide stop cavity, a lock tongue in-out cavity and a guide stop clasp arranged on the sliding key body;
the lock tongue comprises a head part, a body part and a lock tongue part, and a spring seat is arranged on the head part;
the head part is matched with the guide stop cavity, the body part and the bolt part are matched with the bolt in-out cavity, and the end part of the bolt part extends out of the bolt in-out cavity; the sliding key body is inserted into the sliding cavity, the guide rod is in sliding fit with the guide groove, and the guide stop clasp is matched with the guide sliding hole; one end of the pressure spring is inserted into the spring seat of the sliding cavity, and the other end of the pressure spring is inserted into the spring seat on the head.
2. The guardrail door lock of claim 1 wherein: the guide groove of the sliding cavity is arranged on the top plate of the sliding cavity;
the guide rod is arranged at the top of the sliding key body.
3. The guardrail door lock of claim 1 wherein: the guide groove of the sliding cavity is arranged on one side plate of the sliding cavity or on two side plates;
the guide rod is arranged on one side or two sides of the sliding key body.
4. A guardrail door lock as claimed in claim 2, wherein: and a drive plate guide stop groove is formed in a top plate of the sliding cavity, and the drive plate is in sliding fit with the drive plate guide stop groove.
5. The barrier gate lock of claim 1, 2, 3 or 4, wherein: the two side walls of the locking cavity of the locking seat are provided with guide inclined planes, and the end part of the locking tongue is in sliding fit with the guide inclined planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134702.3U CN210976983U (en) | 2019-07-18 | 2019-07-18 | Guard bar door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134702.3U CN210976983U (en) | 2019-07-18 | 2019-07-18 | Guard bar door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210976983U true CN210976983U (en) | 2020-07-10 |
Family
ID=71445176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921134702.3U Active CN210976983U (en) | 2019-07-18 | 2019-07-18 | Guard bar door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210976983U (en) |
-
2019
- 2019-07-18 CN CN201921134702.3U patent/CN210976983U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |