CN213818456U

CN213818456U - Buckle connecting device and liquid crystal module

Info

Publication number: CN213818456U
Application number: CN202022599338.7U
Authority: CN
Inventors: 黄锦诚; 杨志勇; 吴海清; 薛元
Original assignee: Xiamen Prima Science & Technology Co ltd
Current assignee: Xiamen Prima Science & Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-27
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a buckle connecting device and a liquid crystal module, wherein the buckle connecting device comprises a fixing part and a buckle; the fixing part is provided with a chute and a positioning groove; this buckle includes the base, sets firmly at the lock portion of base and the deformation portion that just can elastic deformation form on the base, has set firmly the insertion portion on this deformation portion, and this lock portion can slide in the spout and relative solid portion is in the position of packing into and the activity of lock position within a definite time, and the lock portion that is in the lock position is in order to restrict the lock portion and break away from solid portion and insert the constant head tank in order to restrict the lock portion and move along the spout in the cooperation of solid portion with restriction lock portion under the deformation portion elasticity effect that resets. It has the following advantages: simple structure, convenient assembly and low cost.

Description

Buckle connecting device and liquid crystal module

Technical Field

The utility model relates to a connecting device technical field especially relates to buckle connecting device and liquid crystal module.

Background

There are various connecting devices, such as a small PCB and a back plate for fixedly connecting liquid crystal glass (CELL) of a liquid crystal module. The common connecting device modes include double-sided adhesive tape fixing, screw locking fixing, rubber buckle fixing, injection molding buckle fixing and the like. The double faced adhesive tape fixed connection is firm inadequately, and the screw lock is paid fixed assembly loaded down with trivial details, and current rubber buckle is fixed, the fixed structure of buckle of moulding plastics is too complicated, and fixed fastness has the demand of further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model provides a buckle connecting device and LCD module, it has overcome the not enough that connecting device exists among the background art.

The utility model provides one of the technical scheme who adopts of its technical problem is: the buckle connecting device comprises a fixing part and a buckle; the fixing part is provided with a chute and a positioning groove; this buckle includes the base, sets firmly at the lock portion of base and the deformation portion that just can elastic deformation form on the base, has set firmly the insertion portion on this deformation portion, and this lock portion can slide in the spout and relative solid portion is in the position of packing into and the activity of lock position within a definite time, and the lock portion that is in the lock position is in order to restrict the lock portion and break away from solid portion and insert the constant head tank in order to restrict the lock portion and move along the spout in the cooperation of solid portion with restriction lock portion under the deformation portion elasticity effect that resets.

In one embodiment: the sliding groove penetrates through the fixing part; the lock part comprises a middle part fixedly arranged on the base and an anti-falling part fixedly arranged at the tail end of the middle part, a lock groove is formed between the anti-falling part and the base, and the lock groove of the anti-falling part at the locking position is sleeved with a fixing part to limit the lock part to be separated from the fixing part.

In one embodiment: the sliding groove comprises a loading groove section and a sliding groove section, the middle part is matched with the sliding groove section, and the anti-falling part is matched with the loading groove section so as to be loaded into the locking part through the loading groove section.

In one embodiment: the fixing part comprises a fixing plate, and the positioning groove and the sliding groove are arranged on one end surface of the fixing plate.

In one embodiment: the base comprises a substrate, a non-closed through seam arranged in a penetrating mode is concavely arranged on the substrate, an area surrounded by the through seam of the substrate forms a cantilever through the through seam, the deformation portion comprises the cantilever, the insertion portion is fixedly arranged on the cantilever, and the locking portion is fixedly arranged on the area, located outside the through seam, of the substrate.

In one embodiment: the through seam is in a U-shaped structure.

In one embodiment: the positioning grooves and the slide grooves are arranged at intervals in the sliding direction of the lock portions, and the insertion portions and the lock portions are arranged at intervals in the sliding direction of the lock portions.

In one embodiment: the tail end of the insertion part is provided with a guide structure.

In one embodiment: the tail end of the anti-falling part is provided with a guide structure.

The utility model provides a second of the technical scheme of its technical problem's adoption: the liquid crystal module comprises a PCB small plate, a back plate and the buckle connecting device, wherein the PCB small plate is fixedly arranged on a base of the buckle connecting device, and the back plate comprises a fixing part of the buckle connecting device.

Compared with the background technology, the technical scheme has the following advantages:

the locking part and the fixing part at the locking position are matched to limit the locking part to be separated from the fixing part and the insertion part is inserted into the positioning groove under the reset elastic action of the deformation part to limit the locking part to move along the sliding groove, so that the fixing part and the buckle are fixed, the structure is simple, the assembly is convenient, and the cost is low.

The substrate is concavely provided with a non-closed through seam which is arranged in a penetrating way, the region of the substrate surrounded by the through seam forms a cantilever through the through seam, the insertion part is fixedly arranged on the cantilever, and the lock part is fixedly arranged on the region of the substrate, which is positioned outside the through seam.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

FIG. 1 is a schematic structural diagram of a liquid crystal module according to an embodiment.

Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a schematic sectional view B-B of fig. 2.

FIG. 4 is a schematic view of the embodiment of the connection device with the buckle in a pre-installed configuration.

FIG. 5 is a schematic view of the embodiment of the connection device with the buckle in the installed position.

FIG. 6 is a perspective view of a clasp of an embodiment.

Fig. 7 is a schematic structural view of a buckle according to an embodiment.

Description of reference numerals:

the fixing part 1, the chute 11, the positioning groove 12, the loading groove section 111 and the chute section 112;

the buckle 2, the base 21, the lock portion 22, and the deformation portion 23; a substrate 211, a through slit 212, and a cantilever 213; an intermediate portion 221, a retaining portion 222, and a lock groove 223; an insertion portion 231.

Detailed Description

Referring to fig. 3 to 7, the buckle connection device includes a fixing portion 1 and a buckle 2; the fixing part 1 comprises a fixing plate, the fixing plate is provided with a chute 11 and a positioning groove 12, and the positioning groove 12 and the chute 11 are arranged on one end surface of the fixing plate; the buckle 2 comprises a base 21, a lock part 22 fixedly arranged on the base 21 and a deformation part 23 which is formed on the base 21 and can be elastically deformed, an insertion part 231 is fixedly arranged on the deformation part 23, the lock part 22 can slide in the sliding groove 11 and can move between a loading position and a locking position relative to the fixing part 1, the lock part 22 at the locking position is matched with the fixing part 1 to limit the lock part 22 to be separated from the fixing part 1, and the insertion part 231 is inserted into the positioning groove 12 to limit the lock part 22 to move along the sliding groove 11 under the reset elastic force action of the deformation part 23, so that the fixing part 1 and the buckle 2 are fixedly arranged together.

The sliding chute 11 is arranged through the fixed plate; the base 21 comprises a base plate 211, the lock part 22 comprises a middle part 221 fixed on the base plate 211 and an anti-falling part 222 fixed on the tail end of the middle part 221, a lock groove 223 is formed between the anti-falling part 222 and the base plate 211, the lock groove 223 of the anti-falling part 222 in a locking position is sleeved on a fixed plate to limit the lock part 22 to be separated from the fixed part 1, and the anti-falling part 222 is abutted on the back of the fixed plate to limit the lock part 22 to be separated from the fixed part 1.

The runner 11 comprises a loading slot section 111 and a runner section 112, the intermediate part 221 being adapted to the runner section 112, the anti-slip part 222 cooperating with the loading slot section 111 to enable loading of the anti-slip part 222 through the loading slot section 111.

The substrate 211 is concavely provided with a non-closed through slit 212, the through slit 212 is of a U-shaped structure, an area of the substrate 211 surrounded by the through slit 212 forms a cantilever 213 through the through slit 212, the deformation portion 23 includes the cantilever 213, the insertion portion 231 is fixedly arranged on the cantilever 213, and the lock portion 22 is fixedly arranged on an area of the substrate 211 outside the through slit 212.

The positioning groove 12 and the slide groove 11 are arranged at intervals in the sliding direction of the lock portion 22, and the insertion portion 231 and the lock portion 22 are arranged at intervals in the sliding direction of the lock portion 22. The guiding structure is provided at the end of the inserting portion 231, the guiding structure is in a ball head shape or a cone shape, the guiding structure is provided at the end of the anti-falling portion 222, and the guiding structure is in a slope structure, so as to improve the convenience of assembly.

Assembling process of the buckle connecting device: the buckle moves upwards firstly, the anti-falling part 222 is arranged in the sliding chute 11 through the loading chute section 111 to be in a loading position, at the moment, the inserting part 231 on the left side is not aligned with the positioning chute 12, the pressing is performed forcibly, and the deformation part deforms; the buckle moves rightwards to move to the locking position, and the inserting part is aligned with the positioning groove to be inserted into the positioning groove to form fixation.

Referring to fig. 1 to 3, the liquid crystal module includes a PCB platelet, a back plate C and a fastening connector, the PCB platelet is fixedly mounted on a base of the fastening connector, and the back plate C includes a fixing portion 1 of the fastening connector.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.

Claims

1. Buckle connecting device, its characterized in that: comprises a fixing part and a buckle; the fixing part is provided with a chute and a positioning groove; this buckle includes the base, sets firmly at the lock portion of base and the deformation portion that just can elastic deformation form on the base, has set firmly the insertion portion on this deformation portion, and this lock portion can slide in the spout and relative solid portion is in the position of packing into and the activity of lock position within a definite time, and the lock portion that is in the lock position is in order to restrict the lock portion and break away from solid portion and insert the constant head tank in order to restrict the lock portion and move along the spout in the cooperation of solid portion with restriction lock portion under the deformation portion elasticity effect that resets.

2. The snap-fit connection according to claim 1, characterized in that: the sliding groove penetrates through the fixing part; the lock part comprises a middle part fixedly arranged on the base and an anti-falling part fixedly arranged at the tail end of the middle part, a lock groove is formed between the anti-falling part and the base, and the lock groove of the anti-falling part at the locking position is sleeved with a fixing part to limit the lock part to be separated from the fixing part.

3. The snap-fit connection according to claim 2, characterized in that: the sliding groove comprises a loading groove section and a sliding groove section, the middle part is matched with the sliding groove section, and the anti-falling part is matched with the loading groove section so as to be loaded into the locking part through the loading groove section.

4. The snap-fit connection according to claim 1, characterized in that: the fixing part comprises a fixing plate, and the positioning groove and the sliding groove are arranged on one end surface of the fixing plate.

5. The snap-fit connection according to claim 1, characterized in that: the base comprises a substrate, a non-closed through seam arranged in a penetrating mode is concavely arranged on the substrate, an area surrounded by the through seam of the substrate forms a cantilever through the through seam, the deformation portion comprises the cantilever, the insertion portion is fixedly arranged on the cantilever, and the locking portion is fixedly arranged on the area, located outside the through seam, of the substrate.

6. The snap-fit connection according to claim 5, characterized in that: the through seam is in a U-shaped structure.

7. The snap-fit connection according to claim 1, characterized in that: the positioning grooves and the slide grooves are arranged at intervals in the sliding direction of the lock portions, and the insertion portions and the lock portions are arranged at intervals in the sliding direction of the lock portions.

8. The snap-fit connection according to claim 1, characterized in that: the tail end of the insertion part is provided with a guide structure.

9. The snap-fit connection according to claim 2, characterized in that: the tail end of the anti-falling part is provided with a guide structure.

10. The liquid crystal module comprises a PCB (printed circuit board) small plate and a back plate, and is characterized in that: it further comprises a snap connection according to any of claims 1 to 9, the PCB platelet being fixed to the base of the snap connection and the back plate comprising the fixing of the snap connection.