CN220307548U

CN220307548U - Fixing device for data exchange assembly between PLC (programmable logic controller) equipment

Info

Publication number: CN220307548U
Application number: CN202321859104.9U
Authority: CN
Inventors: 牛金洲; 孔德媛; 黄文艺
Original assignee: Ningxia Wishlong Refrigeration Technology Co ltd
Current assignee: Ningxia Wishlong Refrigeration Technology Co ltd
Priority date: 2023-07-15
Filing date: 2023-07-15
Publication date: 2024-01-05
Anticipated expiration: 2033-07-15

Abstract

The utility model discloses a fixing device for a data exchange component between PLC (programmable logic controller) devices, which comprises a shell and an interface, wherein the front end of the shell is provided with the interface; further comprises: the outer end of the clamping block is in sliding clamping connection with the front end of the connector, the outer end of the clamping block extends out of the connector in a sliding manner, a first spring is nested at the outer end of the clamping block, the outer end of the first spring is connected with the inside of the connector, and the inner end of the first spring is connected with the inner end of the clamping block; the fixture block bottom rotates there is the stopper, and the bottom block of stopper is in the inside of draw-in groove, the draw-in groove is seted up in the inside of interface. This a data exchange subassembly fixing device for between PLC equipment installs the stopper, through the rotation of stopper for the stopper can break away from the block of draw-in groove, then promotes the fixture block, makes the fixture block carry out the centre gripping to the butt joint pencil then, then through the block of stopper and draw-in groove, has improved the fixed effect of pencil then.

Description

Fixing device for data exchange assembly between PLC (programmable logic controller) equipment

Technical Field

The utility model relates to the technical field, in particular to a fixing device for a data exchange component between PLC (programmable logic controller) devices.

Background

The PLC equipment is also called as a programmable logic controller and can load control instructions into a memory at any time for storage and operation. The programmable controller is formed by modularly combining an internal CPU, an instruction and data memory, an input and output unit, a power module, a digital analog unit and the like. PLCs can receive and send various types of electrical or electronic signals and use them to control or monitor almost all kinds of mechanical and electrical systems, thereby requiring a transmission switching assembly to transmit data;

reference publication number CN 112565925B's a data exchange device for computer communication, it is through data interface, slider, slide bar, support tight board, first splint, clamp assembly's cooperation use, it is easy not hard up to have solved the interface department of current data exchange device for computer, can not make the interface guarantee the compactness of connection, the interface is not hard up and appears data transmission unstability easily, influences the problem of data exchange stability, has possessed the advantage that interface department is stable, however, still has following problem:

in the practical use of the device, though the clamping assembly is used for fixing, the exchange assembly can shake to cause the interface harness to swing when in use, so that the pushing spring moves, and then the clamping assembly moves, so that the interface connection fixing effect is not excellent enough.

Therefore, we propose a fixing device for a data exchange component between PLC devices, which can well solve the above problems.

Disclosure of Invention

The utility model aims to provide a data exchange component fixing device used between PLC (programmable logic controller) devices, which is used for solving the problem that when an exchange component in the current market, which is proposed by the background technology, is used, an interface harness can swing due to shaking, so that a driving spring moves, and then a clamping component moves, so that the interface connection fixing effect is not excellent enough.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the fixing device for the data exchange assembly between the PLC equipment comprises a shell and an interface, wherein the front end of the shell is provided with the interface;

further comprises:

the outer end sliding clamping of fixture block is in the front end of interface, and the outer end sliding of fixture block stretches out the inside of interface to the outer end nestification of fixture block has first spring, the outer end of first spring is connected in the inside of interface, and the inner of first spring is connected the inner of fixture block.

Preferably, the bottom of the clamping block is rotated to form a limiting block, the bottom of the limiting block is clamped in the clamping groove, the clamping groove is formed in the interface, and the clamping grooves are arranged at equal intervals.

Through the structure, the clamping block can be clamped in the clamping groove.

Preferably, the left end of the clamping block is connected with a first pull rope, the other end of the first pull rope extends out of the inside of the interface through a pulley, the left side of the clamping block is connected with a second spring, and the other end of the second spring is connected to the inside of the clamping block.

Through the structure, the first pull rope can be made to move to drive the clamping block to move.

Preferably, the outer end of the shell slides and has the filter screen, and the both ends laminating of filter screen have the third spring to the top of third spring is connected in the inside of shell.

Through the structure, the filter screen can play a role in filtering.

Preferably, the top of the outer end of the filter screen is attached with a top block, and the outer end of the top block is slidably clamped in the shell.

Through the structure, the top block can limit the filter screen.

Preferably, the outer end of the top block is connected with a fourth spring, the other end of the fourth spring is connected to the inside of the shell, the outer end of the top block is connected with a second pull rope, and the other end of the second pull rope extends out of the inside of the shell.

Through the structure, the second stay cord can be made to move to drive the top block to move.

Compared with the prior art, the utility model has the beneficial effects that: this a fixed effect that is used for data exchange subassembly fixing device between PLC equipment is better and the filter screen of being convenient for change, through the rotation of stopper for the fixture block can be fixed connecting wire harness, thereby has improved fixed effect, and through the removal of kicking block, makes the filter screen can carry out quick change, and its concrete content is as follows:

(1) The limiting block is arranged, the limiting block can be separated from the clamping groove through rotation of the limiting block, then the clamping block is pushed, the clamping block can clamp the junction wire harness, and then the effect of fixing the wire harness is improved through the clamping of the limiting block and the clamping groove;

(2) The top block is arranged, the top block is driven to move through the movement of the second pull rope, then the top block is separated from the clamping of the filter screen, and then the filter screen can be replaced, so that the reduction of the heat dissipation effect caused by excessive dust of the filter screen is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the front cross-section structure of the present utility model;

FIG. 3 is a schematic diagram of a cross-sectional side view of an interface according to the present utility model;

FIG. 4 is a schematic diagram of a front cross-sectional structure of a stopper according to the present utility model;

fig. 5 is an enlarged schematic view of fig. 2 a according to the present utility model.

In the figure: 1. a housing; 2. an interface; 3. a clamping block; 4. a first spring; 5. a first pull rope; 6. a limiting block; 7. a second spring; 8. a clamping groove; 9. a filter screen; 10. a third spring; 11. a top block; 12. a fourth spring; 13. and a second pull rope.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the fixing device for the data exchange component between the PLC equipment comprises a shell 1 and an interface 2, wherein the front end of the shell 1 is provided with the interface 2; further comprises: the clamping block 3, the outer end sliding block is in the front end of the interface 2, the outer end of the clamping block 3 slides and stretches out of the interior of the interface 2, the outer end of the clamping block 3 is nested with the first spring 4, the outer end of the first spring 4 is connected in the interior of the interface 2, the inner end of the first spring 4 is connected in the inner end of the clamping block 3, the bottom of the clamping block 3 rotates to be provided with the limiting block 6, the bottom of the limiting block 6 is clamped in the clamping groove 8, the clamping groove 8 is arranged in the interior of the interface 2, the clamping grooves 8 are arranged at equal intervals, the left end of the clamping block 3 is connected with the first pull rope 5, the other end of the first pull rope 5 stretches out of the interior of the interface 2 through a pulley, the left side of the clamping block 3 is connected with the second spring 7, and the other end of the second spring 7 is connected in the interior of the clamping block 3;

referring to fig. 1 to 4, after a wire harness is inserted into the interior of the interface 2, the first pull rope 5 is pulled, then the first pull rope 5 pulls the limiting block 6 to rotate, so that the limiting block 6 can rotate towards the interior of the clamping block 3, then the limiting block 6 can be separated from the clamping groove 8, the second spring 7 is extruded by rotation of the limiting block 6, so that the second spring 7 is compressed under force, then the clamping block 3 is pushed, so that the clamping block 3 can clamp the wire harness, the first spring 4 is stretched by movement of the clamping block 3, after the wire harness is moved to a position, the limiting block 6 is pushed to be clamped with the clamping groove 8 again by the force of the second spring 7, so that the clamping block 3 can clamp the wire harness stably, and then the wire harness fixing effect is improved;

the outer end of the shell 1 is provided with a filter screen 9 in a sliding manner, the two ends of the filter screen 9 are attached with a third spring 10, the top of the third spring 10 is connected to the inside of the shell 1, the top of the outer end of the filter screen 9 is attached with a jacking block 11, the outer end of the jacking block 11 is clamped in the inside of the shell 1 in a sliding manner, the outer end of the jacking block 11 is connected with a fourth spring 12, the other end of the fourth spring 12 is connected to the inside of the shell 1, the outer end of the jacking block 11 is connected with a second pull rope 13, and the other end of the second pull rope 13 extends out of the inside of the shell 1;

referring to fig. 1, 2 and 5, when the filter screen 9 needs to be replaced, by pulling the second pull rope 13, then making the second pull rope 13 move to drive the top block 11 to move, then making the top block 11 move towards the inside of the shell 1, and the top block 11 moves to press the fourth spring 12, so that the fourth spring 12 is stressed to compress, then making the top block 11 break away from the limit of the filter screen 9, then making the third spring 10 push the filter screen 9 to move in the inside of the shell 1, so as to push the filter screen 9 out of the inside of the shell 1, thereby facilitating the taking and replacing.

Working principle: when the fixing device for the data exchange component between the PLC equipment is used, firstly, referring to fig. 1 to 4, after a wire harness is inserted into the interface 2, the first pull rope 5 is pulled, so that the limiting block 6 can rotate towards the inside of the clamping block 3, the limiting block 6 rotates to press the second spring 7, so that the second spring 7 is stressed to compress, then the clamping block 3 is pushed, so that the clamping block 3 can clamp the wire harness, the first spring 4 is stretched when the clamping block 3 moves, and after the clamping block moves to a position, the limiting block 6 is pushed to be clamped with the clamping groove 8 again by the force of the second spring 7, so that the clamping block 3 can clamp the wire harness stably, and the wire harness fixing effect is improved;

referring to fig. 1, 2 and 5, when the filter screen 9 needs to be replaced, the second pull rope 13 is pulled, and the fourth spring 12 is extruded by moving the ejector block 11, so that the fourth spring 12 is stressed to compress, then the ejector block 11 is separated from the limit of the filter screen 9, and then the third spring 10 pushes the filter screen 9 to move in the shell 1, so that the filter screen 9 is pushed out of the shell 1, and the filter screen 9 is convenient to take and replace.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The fixing device for the data exchange assembly between the PLC equipment comprises a shell (1) and an interface (2), wherein the front end of the shell (1) is provided with the interface (2);

characterized by further comprising:

the clamping block (3), the outer end sliding block is in the front end of interface (2), and the outer end sliding block of clamping block (3) stretches out the inside of interface (2) to the outer end nestification of clamping block (3) has first spring (4), the inside at interface (2) is connected to the outer end of first spring (4), and the inner of first spring (4) is connected the inner of clamping block (3).

2. A data exchange assembly fixture for use between PLC devices according to claim 1, wherein: the clamping block (3) is characterized in that a limiting block (6) is rotated at the bottom of the clamping block (3), the bottom of the limiting block (6) is clamped in the clamping groove (8), the clamping groove (8) is formed in the interface (2), and the clamping grooves (8) are arranged at equal intervals.

3. A data exchange assembly fixture for use between PLC devices according to claim 2, wherein: the left end of fixture block (3) is connected with first stay cord (5), and the inside that the other end of first stay cord (5) stretches out interface (2) through the pulley, the left side of fixture block (3) is connected with second spring (7), and the other end of second spring (7) is connected in the inside of fixture block (3).

4. A data exchange assembly fixture for use between PLC devices according to claim 1, wherein: the outer end of the shell (1) is provided with a filter screen (9) in a sliding mode, the two ends of the filter screen (9) are attached with a third spring (10), and the top of the third spring (10) is connected to the inside of the shell (1).

5. The data exchange assembly fixture for use between PLC devices of claim 4, wherein: the top of the outer end of the filter screen (9) is attached with a top block (11), and the outer end of the top block (11) is slidably clamped in the shell (1).

6. The data exchange assembly fixture for use between PLC devices of claim 5, wherein: the outer end of the top block (11) is connected with a fourth spring (12), the other end of the fourth spring (12) is connected to the inside of the shell (1), the outer end of the top block (11) is connected with a second pull rope (13), and the other end of the second pull rope (13) extends out of the inside of the shell (1).