CN220456263U

CN220456263U - Integrated limit switch

Info

Publication number: CN220456263U
Application number: CN202322009408.2U
Authority: CN
Inventors: 王爱祺; 汤肇国; 章新宇
Original assignee: Zhejiang Hehai Zhongkong Information Technology Co ltd
Current assignee: Zhejiang Hehai Zhongkong Information Technology Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-02-06
Anticipated expiration: 2033-07-28

Abstract

The utility model relates to the technical field of limit switches, in particular to an integrated limit switch, which comprises a shell, wherein the bottom of the shell is fixedly connected with a fixing assembly, the fixing assembly comprises a square frame, the front side and the rear side of the inside of the square frame are both in sliding connection with a movable plate, two ends of the opposite sides of the two lower movable plates are both fixedly connected with connecting plates, one side of each connecting plate penetrates through and extends to the outer side of the square frame, one side of each connecting plate is fixedly connected with a clamping jaw, and a tension spring is fixedly connected between the two lower movable plates. According to the utility model, the claw is pulled, the length of the connecting plate can be prolonged by pulling the claw, the claw can be clamped and fixed at the mounting position, the moving plate is pulled by the pulling force of the tension spring, the stability of fixing between the claw and the mounting position is enhanced, and when the limit switch is temporarily used, the limit switch can be rapidly mounted and rapidly adjusted in position, and the convenience of use is improved.

Description

Integrated limit switch

Technical Field

The utility model relates to the technical field of limit switches, in particular to an integrated limit switch.

Background

The limit switch is a common small-current master control electric appliance, and the contact of the limit switch is made to act by utilizing the collision of the production mechanical moving parts to realize the connection or disconnection of a control circuit, so that a certain control purpose is achieved. In addition, the limit switch is simple in structure and convenient to trigger and operate, so that the limit switch is widely applied to actual production.

At present, when the limit switch is used, the limit switch is usually installed by using a bolt, the bolt is required to be rotated by using a tool to perform installation operation, and the limit switch is required to be temporarily used under some conditions, so that the installation and the position of the limit switch cannot be quickly adjusted, the convenience of use is affected, and in view of the fact, the integral limit switch is designed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an integrated limit switch, which solves the problems that the limit switch is required to be used temporarily under some conditions, the installation and the position of the limit switch cannot be adjusted rapidly, and the convenience of use is affected.

In order to solve the technical problems, the utility model provides the following technical scheme: the integrated limit switch comprises a shell, wherein the bottom of the shell is fixedly connected with a fixing assembly;

the fixed assembly comprises a square frame, the front side and the rear side of the inside of the square frame are both connected with movable plates in a sliding mode, two lower sides of the opposite sides of the movable plates are both fixedly connected with connecting plates, one side of each connecting plate penetrates through and extends to the outer side of the square frame, one side of each connecting plate is fixedly connected with a clamping jaw, and two lower sides of each connecting plate are fixedly connected with tension springs between the movable plates.

Further, the clamping jaw is L-shaped, and anti-slip protrusions are arranged on the inner sides of the clamping jaws.

Further, the left side and the right side of the inside of the square frame are fixedly connected with supporting rods, the tension springs are sleeved on the outer surfaces of the supporting rods, through holes penetrating through the two ends of the side surfaces of the movable plate are formed in the two ends of the side surfaces of the movable plate, and the outer surfaces of the supporting rods are in sliding connection with the inner side walls of the through holes.

Further, one side fixedly connected with box of shell, the top of box rotates and is connected with the action bars, the inside sliding connection of box has branch, can promote branch removal when the action bars rotates.

Further, one end of the supporting rod penetrates through the box body and extends to the inside of the shell, one end of the supporting rod is fixedly connected with a pushing block, and two sides of the pushing block are fixedly connected with first contacts.

Further, one side, far away from the box, of the inside of the shell is fixedly connected with a wiring terminal, and a thrust spring is connected between the wiring terminal and the opposite surface of the push block.

Further, one side of the wiring terminal, which is close to the thrust spring, is fixedly connected with a sliding rod, one end of the sliding rod penetrates through and extends to the inside of the pushing block, the pushing block is connected to the outer surface of the sliding rod in a sliding mode, and the thrust spring is movably sleeved on the outer surface of the sliding rod.

Further, the second contacts are fixedly connected to the two ends, close to one side of the push block, of the shell, the third contacts are fixedly connected to the two ends, close to one side of the connecting terminal, of the shell, and the second contacts, the third contacts and the first contacts are located on the same straight line.

By means of the technical scheme, the utility model provides the integrated limit switch, which has at least the following beneficial effects:

1. according to the integrated limit switch, the claw is pulled through the arrangement of the fixing assembly, the length of the connecting plate can be prolonged by pulling the movable plate through the connecting plate, the claw can be clamped and fixed at the installation position, the movable plate is pulled through the pulling force of the tension spring, the stability of fixation between the claw and the installation position is enhanced, and when the limit switch is temporarily used, the limit switch can be quickly installed and quickly adjusted in position, so that the convenience of use is improved;

2. this integral type limit switch, the measured object collides the action bars, the action bars rotates and promotes branch, drive the ejector pad through branch and remove, first contact breaks away from and contact with the third contact from the second contact, realize switch-on or break-off control circuit through the action of contact, the purpose of control has been reached, when the measured object kept away from the action bars, thrust spring's rebound force promotes the ejector pad, drive the action bars through branch and remove for the action bars resumes initial condition, the use of the next time of being convenient for, the design of integral type, and steam generator is simple in structure, and convenient to use has improved practicality and reliability.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a clamping assembly according to the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

fig. 4 is a top view of a partial structure of the present utility model.

In the figure: 1. a housing; 2. a fixing assembly; 201. a block; 202. a moving plate; 203. a connecting plate; 204. a claw; 205. a support rod; 206. a tension spring; 3. a case; 4. an operation lever; 5. a support rod; 6. a pushing block; 7. a first contact; 8. a thrust spring; 9. a slide bar; 10. a connection terminal; 11. a second contact; 12. and a third contact.

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.

Example 1

As shown in fig. 1, 2 and 3, an integral limit switch comprises a shell 1, wherein the bottom of the shell 1 is fixedly connected with a fixing component 2;

as shown in fig. 2, the fixing assembly 2 includes a frame 201, two sides of the inside of the frame 201 are slidably connected with moving plates 202, two ends of opposite sides of the two lower moving plates 202 are fixedly connected with connecting plates 203, one side of each connecting plate 203 penetrates through and extends to the outer side of the frame 201, one side of each connecting plate 203 is fixedly connected with a claw 204, the shape of each claw 204 is L-shaped, anti-slip protrusions are arranged on the inner sides of the claws 204, tension springs 206 are fixedly connected between the two lower moving plates 202, the claws 204 are pulled, the moving plates 202 can be pulled through the connecting plates 203, the length of the connecting plates 203 can be prolonged, the claws 204 can be clamped at mounting positions, the moving plates 202 are pulled through the pulling force of the tension springs 206, the stability of fixing between the claws 204 and the mounting positions is enhanced, and when the limit switch is temporarily used, the limit switch can be quickly mounted and the position is quickly adjusted, and the convenience of use is improved.

As shown in fig. 2, the left and right sides inside the frame 201 are fixedly connected with support rods 205, tension springs 206 are sleeved on the outer surfaces of the support rods 205, through holes are formed in the two ends of the side surfaces of the moving plate 202, the outer surfaces of the support rods 205 are slidably connected with the inner side walls of the through holes, when the moving plate 202 moves, the support rods 205 slide in the through holes, stability of the moving plate 202 is guaranteed, and meanwhile, a limiting effect is achieved on the deformation direction of the tension springs 206.

Example two

The present embodiment is based on the previous embodiment, and is different from the previous embodiment in that the present embodiment provides an integral limit switch.

As shown in fig. 3 and fig. 4, one side of the housing 1 is fixedly connected with a box body 3, the top of the box body 3 is rotationally connected with an operating rod 4, a supporting rod 5 is slidably connected in the box body 3, the operating rod 4 can push the supporting rod 5 to move when rotating, one end of the supporting rod 5 penetrates through the box body 3 and extends to the inside of the housing 1, one end of the supporting rod 5 is fixedly connected with a push block 6, and two sides of the push block 6 are fixedly connected with first contacts 7.

As shown in fig. 3 and fig. 4, a connecting terminal 10 is fixedly connected to one side, away from the box body 3, of the interior of the shell 1, a thrust spring 8 is connected between the connecting terminal 10 and the opposite surface of the push block 6, one side, close to the thrust spring 8, of the connecting terminal 10 is fixedly connected with a slide bar 9, one end of the slide bar 9 penetrates through and extends to the interior of the push block 6, the push block 6 is slidably connected to the outer surface of the slide bar 9, the thrust spring 8 is movably sleeved on the outer surface of the slide bar 9, two ends, close to the push block 6, of the interior of the shell 1 are fixedly connected with second contacts 11, two ends, close to the connecting terminal 10, of the interior of the shell 1 are fixedly connected with third contacts 12, and the second contacts 11, the third contacts 12 and the first contacts 7 are located on the same straight line.

When the limit switch is temporarily required to be used, the claw 204 is pulled, the movable plate 202 can be pulled through the connecting plate 203, the length of the connecting plate 203 can be prolonged, the claw 204 can be clamped at the installation position, the movable plate 202 is pulled through the pulling force of the tension spring 206, and the stability of fixation between the claw 204 and the installation position is enhanced;

when the device is used, a measured object collides with the operating rod 4, the operating rod 4 rotates to push the supporting rod 5, the pushing block 6 is driven to move through the supporting rod 5, and the first contact 7 is separated from the second contact 11 and is contacted with the third contact 12;

when the measured object is far away from the operating rod 4, the rebound force of the thrust spring 8 pushes the push block 6, the operating rod 4 is driven to move through the supporting rod 5, the operating rod 4 is restored to the initial state, and the control circuit is switched on or off through the action of the contact, so that the purpose of control is achieved.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An integral limit switch, includes shell (1), its characterized in that: the bottom of the shell (1) is fixedly connected with a fixing component (2);

the fixing assembly (2) comprises a square frame (201), wherein the front side and the rear side of the inside of the square frame (201) are both connected with a movable plate (202) in a sliding mode, two lower sides of the inside of the square frame are both fixedly connected with connecting plates (203) at two ends of the opposite sides of the movable plate (202), one side of each connecting plate (203) penetrates through and extends to the outer side of the square frame (201), one side of each connecting plate (203) is fixedly connected with a clamping jaw (204), and two lower sides of each connecting plate are fixedly connected with a tension spring (206) between the movable plates (202).

2. The integrated limit switch of claim 1, wherein: the clamping jaw (204) is L-shaped, and anti-slip protrusions are arranged on the inner sides of the clamping jaw (204).

3. The integrated limit switch of claim 1, wherein: the left side and the right side of the inside of the square frame (201) are fixedly connected with support rods (205), tension springs (206) are sleeved on the outer surfaces of the support rods (205), through holes penetrating through the two ends of the side surfaces of the movable plate (202) are formed in the two ends of the side surfaces of the movable plate, and the outer surfaces of the support rods (205) are in sliding connection with the inner side walls of the through holes.

4. The integrated limit switch of claim 1, wherein: one side fixedly connected with box (3) of shell (1), the top of box (3) rotates and is connected with action bars (4), the inside sliding connection of box (3) has branch (5), can promote branch (5) removal when action bars (4) rotate.

5. The integrated limit switch of claim 4, wherein: one end of the supporting rod (5) penetrates through the box body (3) and extends to the inside of the shell (1), one end of the supporting rod (5) is fixedly connected with a pushing block (6), and two sides of the pushing block (6) are fixedly connected with first contacts (7).

6. The integrated limit switch of claim 5, wherein: one side of the shell (1) away from the box body (3) is fixedly connected with a wiring terminal (10), and a thrust spring (8) is connected between the wiring terminal (10) and the opposite surface of the push block (6).

7. The integrated limit switch of claim 6, wherein: one side of binding post (10) near thrust spring (8) fixedly connected with slide bar (9), the one end of slide bar (9) runs through and extends to the inside of ejector pad (6), ejector pad (6) sliding connection is at the surface of slide bar (9), thrust spring (8) movable sleeve is established at the surface of slide bar (9).

8. The integrated limit switch of claim 7, wherein: the novel electric power socket is characterized in that the second contact (11) is fixedly connected to the two ends, close to one side of the push block (6), of the inner portion of the shell (1), the third contact (12) is fixedly connected to the two ends, close to one side of the connecting terminal (10), of the inner portion of the shell (1), and the second contact (11), the third contact (12) and the first contact (7) are located on the same straight line.