Waterproof box body of controller

Abstract

The utility model relates to the technical field of controller box bodies, in particular to a controller waterproof box body which comprises a shell and a cover plate, an auxiliary assembly used for guaranteeing the sealing effect when the box body is closed is arranged on the temporal portion of the shell, the auxiliary assembly comprises a positioning rod arranged outside the shell, a connecting rod is arranged in the cover plate, and the connecting rod is connected with the positioning rod. A clamping tooth is arranged at one end of the connecting rod, an inserting groove is formed in the outer portion of the shell, a sealing strip is arranged in the inserting groove, a cavity is formed in the inner wall of the inserting groove, an extension rod is arranged in the cavity, a gear is arranged outside the extension rod, a toothed chain is arranged outside the gear, and a rack is arranged outside the toothed chain. The rubber sealing strip is embedded and hidden, the contact area with air is reduced, the aging speed is reduced, the sealing service life is prolonged, pressure is generated when the cover plate is closed, and the stability and the sealing performance during closing are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of controller boxes, in particular to a waterproof controller box. Background Art

[0002] A controller is a device that can receive external signals and convert them into internal control signals, thereby manipulating, monitoring and managing the controlled object. It is mainly used to receive external signals, convert them into control signals and monitor the real-time status of the controlled object. The controller waterproof box is a protective device specially designed to protect the controller product from water intrusion. This waterproof design is particularly important for various industrial environments, because water may cause electrical failures, circuit short circuits and other problems, and may even damage sensitive components inside.

[0003] However, in the current prior art, when the controller is installed in a fixed box, a rubber strip is installed at the box seal to ensure the sealing and waterproofing effect inside the box. However, since the rubber strip is in contact with the air for a long time, it will age, and the sealing effect will gradually decrease, resulting in a shorter sealing life. Utility Model Content

[0004] The purpose of the utility model is to provide a controller waterproof box to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A controller waterproof box, including a shell and a cover plate, wherein the shell is provided with an auxiliary component at the temporal portion for ensuring a sealing effect when the box is closed, the auxiliary component includes a positioning rod arranged on the outside of the shell, a connecting rod is arranged inside the cover plate, one end of the connecting rod is provided with a latching tooth, a slot is arranged outside the shell, a sealing strip is arranged inside the slot, a cavity is arranged on the inner wall of the slot, an extension rod is arranged inside the cavity, a gear is arranged outside the extension rod, a tooth chain is arranged outside the gear, and a rack is arranged outside the tooth chain.

[0007] As a preferred solution of the utility model, the positioning rod is connected to the outer wall of the shell by welding, one end of the cover plate is rotatably connected to the positioning rod by a fixed shaft, and the fixed shaft is also slidably connected to the positioning rod, so that the cover plate can rotate and slide with the positioning rod.

[0008] As a preferred solution of the utility model, the connecting rod passes through the cover plate and can be slidably connected to the inside of the cover plate through a slide rail. The connecting rod is connected to a latch tooth at one end close to the shell, and the position of the connecting rod corresponds to the position of a slot outside the shell.

[0009] As a preferred solution of the utility model, the sealing strip is connected to the inner wall of the slot, one end of the connecting rod can be embedded in the slot and pressed against the sealing strip, and the cavity is communicated with the slot.

[0010] As a preferred solution of the utility model, one end of the extension rod is located in the cavity and is rotatably connected to the inner wall of the cavity through a spring shaft, and the other end extends to the top of the shell and is equipped with a pull rod. The gear is located outside the extension rod and is coaxially connected to the extension rod.

[0011] As a preferred solution of the utility model, an auxiliary shaft is also provided in the cavity, a toothed chain is provided outside the gear and the auxiliary shaft, the rack is connected to the outer wall of the toothed chain by bolts, one end of the rack extends into the slot and can engage with the latching tooth.

[0012] As a preferred solution of the utility model, a rubber strip is provided on the inner wall of the cover plate, and an embedding groove is provided on the outer side of the shell body, and the rubber strip can extend into the embedding groove when the cover plate is closed.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: in response to the problems raised in the background technology, the present application adopts an auxiliary component, which wraps the rubber strip by embedding the rubber strip of the inner wall into the shell, thereby reducing the area in contact with the air, thereby reducing the aging speed and ensuring the sealing and waterproof effect;

[0014] The latch teeth connected in the cover plate mesh with the rack in the shell, and the rack is driven to rotate into the slot through the torsion of the spring shaft, which can generate a thrust for the latch teeth to approach the shell, so that the cover plate continues to approach the box body to increase the stability of the closed seal between the cover plate and the shell.

[0015] The utility model can embed and hide the rubber sealing strip, reduce the area in contact with air, reduce the speed of aging and increase the sealing life, and generate pressure when the cover plate is closed to ensure stability and sealing when closed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the controller box of the utility model;

[0017] Figure 2 This is the appearance structure diagram of the connecting rod of the utility model;

[0018] Figure 3 This is a structural diagram of the cover plate and the shell cover of the utility model;

[0019] Figure 4 This is a distribution diagram of the rubber sealing strip inside the cover of the utility model.

[0020] In the figure: 1, shell; 2, cover plate; 201, positioning rod; 3, connecting rod; 301, latching tooth; 4, slot; 401, sealing strip; 5, cavity; 6, extension rod; 601, gear; 7, tooth chain; 701, rack; 8, embedding groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the embodiments of the present invention.

[0022] Example

[0023] See also Figure 1-4 The utility model provides a technical solution: a controller waterproof box, including a shell 1 and a cover plate 2, the shell 1 is provided with an auxiliary component for ensuring the sealing effect when the box is closed, the auxiliary component includes a positioning rod 201 arranged on the outside of the shell 1, used to limit one end of the cover plate 2 so that it can be connected and closed with the shell 1, the cover plate 2 is provided with a connecting rod 3, the connecting rod 3 can be extended and rotated in the cover plate 2, one end of the connecting rod 3 is provided with a latch tooth 301, the latch tooth 301 can be engaged with the rack 701 in the slot 4, so that the cover plate 2 and the shell 1 are locked, the shell 1 is provided with a slot 4 on the outside, the slot 4 is provided with a sealing strip 401, the inner wall of the slot 4 is provided with a cavity 5, the cavity 5 is provided with an extension rod 6, which is convenient for driving the gear 601 to rotate in the cavity 5, with The gear chain 7 is used for conveying, and the extension rod 6 is provided with a gear 601 on the outside. The gear 601 rotates to drive the gear chain 7 for conveying, so that the external rack 701 moves. The gear 601 is provided with a gear chain 7 on the outside. The gear 601 is provided with a rack 701 on the outside. The cover plate 2 is provided with a rubber strip on the inner wall, and the housing 1 is provided with an embedded groove 8 on the outside. When the cover plate 2 is closed, the rubber strip can be inserted into the embedded groove 8. When the cover plate 2 is closed, the internal rubber strip will be inserted into the embedded groove 8 for hiding, reducing contact with air, thereby delaying the aging time. When the extension rod 6 rotates, it can act and compress in the opposite direction of the spring shaft. When it is released, the extension rod 6 and the gear 601 can be driven to rotate by the spring shaft, so that the gear chain 7 moves and conveys toward the inside of the cavity 5, and the rack 701 can push the latch 301 to shrink into the slot 4. And by increasing the sealing of the controller installation box, a waterproof effect is achieved during use to prevent water vapor from approaching the internal controller.

[0024] In this embodiment, all electrical components are controlled by conventional controllers.

[0025] For example, please refer to Figure 1-4The positioning rod 201 is connected to the outer wall of the shell 1 by welding, one end of the cover plate 2 is rotatably connected to the positioning rod 201 through a fixed shaft, and the fixed shaft is also slidably connected to the positioning rod 201, so that the cover plate 2 can rotate and slide with the positioning rod 201, the connecting rod 3 penetrates the cover plate 2 and can be slidably connected to the inside of the cover plate 2 through a slide rail, the connecting rod 3 is connected to the latch 301 at one end close to the shell 1, the position of the connecting rod 3 corresponds to the position of the slot 4 outside the shell 1, the sealing strip 401 is connected to the inner wall of the slot 4, and one end of the connecting rod 3 can be embedded in the slot 4, And it abuts and presses against the sealing strip 401, the cavity 5 is communicated with the slot 4, one end of the extension rod 6 is located in the cavity 5, and is rotatably connected to the inner wall of the cavity 5 through a spring shaft, and the other end extends to the top of the shell 1 and a pull rod is installed, the gear 601 is located outside the extension rod 6 and is coaxially connected to the extension rod 6, an auxiliary shaft is also arranged in the cavity 5, a tooth chain 7 is arranged outside the gear 601 and the auxiliary shaft, the rack 701 is connected to the outer wall of the tooth chain 7 by bolts, one end of the rack 701 extends into the slot 4, and can engage with the latch tooth 301. When in use, first rotate the cover plate 2 and the positioning rod 201 to dock with the shell 1, then embed the connecting rod 3 with the locking tooth 301 on the inner side of the cover plate 2 into the slot 4 and abut against the sealing strip 401, then rotate and pull the extension rod 6 to drive the gear 601 to rotate and squeeze the spring shaft, and drive the gear 601 and the extension rod 6 to rotate through the force of the spring shaft's reset, and drive the toothed chain 7 to rotate and transport into the cavity 5, and at the same time rotate the connecting rod 3 to rotate the locking tooth 301 to the side close to the cavity 5 and mesh with the rack 701 outside the toothed chain 7, and drive the cover plate 2 to shrink towards the shell 1 through the rotation force of the toothed chain 7; when the cover plate 2 is closed, the internal rubber strip extends to the embedded groove 8 for sealing.

[0026] The working process of the utility model is as follows: when in use, the cover plate 2 and the positioning rod 201 are first rotated to dock with the housing 1, and then the connecting rod 3 on the inner side of the cover plate 2 can embed the locking tooth 301 into the slot 4 and abut against the sealing strip 401, and then the extension rod 6 is rotated to drive the gear 601 to rotate and squeeze the spring shaft, and the gear 601 and the extension rod 6 are driven to rotate by the force of the spring shaft reset, and the toothed chain 7 is driven to rotate and transport into the cavity 5, and at the same time, the connecting rod 3 is rotated to rotate the locking tooth 301 to the side close to the cavity 5 and mesh with the rack 701 outside the toothed chain 7, and the cover plate 2 is driven to shrink close to the housing 1 by the force of the toothed chain 7 rotation; the cover plate 2 is closed and the internal rubber strip is extended to the embedded groove 8 for sealing. The utility model can achieve the inlay and hiding of the rubber sealing strip, reduce the area in contact with the air, reduce the aging speed and increase the sealing life, and generate pressure when the cover plate is closed to ensure the stability and sealing when closed.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A controller waterproof box, comprising a shell (1) and a cover plate (2), wherein the shell (1) is provided with an auxiliary component for ensuring a sealing effect when the box is closed, and characterized in that: The auxiliary component comprises a positioning rod (201) arranged outside the shell (1), a connecting rod (3) arranged inside the cover plate (2), a latching tooth (301) arranged at one end of the connecting rod (3), a slot (4) arranged outside the shell (1), a sealing strip (401) arranged inside the slot (4), a cavity (5) arranged on the inner wall of the slot (4), an extension rod (6) arranged inside the cavity (5), a gear (601) arranged outside the extension rod (6), a toothed chain (7) arranged outside the gear (601), and a rack (701) arranged outside the toothed chain (7).

2. The controller waterproof box according to claim 1, characterized in that: The positioning rod (201) is connected to the outer wall of the shell (1) by welding, and one end of the cover plate (2) is rotatably connected to the positioning rod (201) via a fixed shaft, and the fixed shaft is also slidably connected to the positioning rod (201), so that the cover plate (2) can rotate and slide with the positioning rod (201).

3. The controller waterproof box according to claim 1, characterized in that: The connecting rod (3) passes through the cover plate (2) and can be slidably connected to the inside of the cover plate (2) through a slide rail. The connecting rod (3) is connected to the latch tooth (301) at one end close to the shell (1). The position of the connecting rod (3) corresponds to the position of the external slot (4) of the shell (1).

4. The controller waterproof box according to claim 1, characterized in that: The sealing strip (401) is connected to the inner wall of the slot (4); one end of the connecting rod (3) can be embedded in the slot (4) and abut against and press against the sealing strip (401); and the cavity (5) is in communication with the slot (4).

5. The controller waterproof box according to claim 1, characterized in that: One end of the extension rod (6) is located in the cavity (5) and is rotatably connected to the inner wall of the cavity (5) via a spring shaft, and the other end extends to the top of the shell (1) and is equipped with a pull rod. The gear (601) is located outside the extension rod (6) and is coaxially connected to the extension rod (6).

6. The controller waterproof box according to claim 1, characterized in that: An auxiliary shaft is also provided in the cavity (5); a toothed chain (7) is provided outside the gear (601) and the auxiliary shaft; the rack (701) is connected to the outer wall of the toothed chain (7) by bolts; one end of the rack (701) extends into the slot (4) and can mesh with the latching tooth (301).

7. The controller waterproof box according to claim 1, characterized in that: The inner wall of the cover plate (2) is provided with a rubber strip, and the outer part of the shell (1) is provided with an embedding groove (8), and the rubber strip can extend into the embedding groove (8) when the cover plate (2) is closed.

Images