Explosion-proof operation column with cover plate provided with hinge structure

Abstract

The utility model discloses an explosion-proof operation column with a cover plate having a hinge structure, and relates to the explosion-proof operation column technology field, the explosion-proof operation column comprises a box body and a cover plate body, the box body and the cover plate body are movably connected together, the cover plate body comprises a limiting rod, the middle position of one side of the front end of the box body is provided with a sliding groove, and the middle position of one side of the front end of the box body is provided with a hinge. And a limiting assembly is arranged in the sliding groove, the limiting assembly comprises a check block, the check block is arranged on the inner upper wall of the sliding groove, and the upper end of the check block is fixedly connected with a reset spring. According to the utility model, through mutual friction between the limiting rod and the inclined surface, the stop block slides upwards under the action of friction and drives the reset spring to be compressed, and after the limiting rod passes through the stop block, the reset spring drives the stop block to perform reset motion, so that the stop block stops the limiting rod, and the limiting rod is fixed in the sliding groove; therefore, the cover plate body is limited, and the situation that the cover plate body loosens and swings to affect operation of workers is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of explosion -proof operation column, concretely relates to an explosion -proof operation column with cover plate and hinge structure. BACKGROUND

[0002] Explosion -proof operation column belongs to control system, can provide standard or is the local control unit or display unit of special requirement, the electrical control equipment of explosion -proof equipment is in the control box specially arranged in the control room, now people when using the explosion -proof operation column with cover plate and hinge structure, first will open the cover plate, then operate, but the explosion -proof operation column with cover plate and hinge structure of prior art does not limit the cover plate and fix in the assembly, therefore when people operate in the state that the cover plate is opened, if there is wind blowing or arm touching the cover plate, will drive the cover plate to swing, lacks stability, influences the operation of staff. SUMMARY

[0003] The utility model provides a kind of explosion -proof operation column with cover plate and hinge structure to solve the problem raised in above background.

[0004] To solve the above technical problem, the technical scheme adopted by the utility model is:

[0005] A kind of explosion -proof operation column with cover plate and hinge structure, including box, cover plate body, the box and cover plate body movably connect together, the cover plate body includes a limiting rod, the middle position of the front end side of the box is equipped with sliding slot, the inside of the sliding slot is equipped with limiting assembly, the limiting assembly includes stopper, the stopper is located in the inner upper wall of sliding slot, the upper end of the stopper is fixedly connected with reset spring, one side of the stopper is equipped with inclined plane.

[0006] The further improvement of the technical scheme of the utility model is that the limiting rod is fixedly connected to the middle position of one end of the cover plate body, the position of the limiting rod and the sliding slot is adapted, and the limiting rod can slide in the inside of the sliding slot.

[0007] By using the above technical scheme, when the cover plate body in the scheme rotates, the limiting rod fixedly connected to one end of the cover plate body will make rotational movement as center, so that the limiting rod slides in the sliding slot.

[0008] The further improvement of the technical scheme of the utility model is that the inner upper wall of the sliding slot is equipped with movable slot, the stopper is movably connected to the inside of movable slot, and the end of the reset spring away from the stopper is fixedly connected to the inner upper wall of movable slot.

[0009] By adopting the technical scheme, the reset spring can drive the stopper to reset, the stopper can block the limiting rod, the limiting rod is fixed in the sliding groove, and the cover body is limited.

[0010] Further improvement of the utility model technical scheme lies in: the movable groove is opened through one side of the box, the upper end of one side of the stopper is fixedly connected with an extension plate, and the extension plate is slidably connected in the inside of the movable groove.

[0011] By adopting the technical scheme, the extension plate can be pulled up, the stopper is driven to slide upwards, the limiting of the limiting rod is released, and the limiting rod can slide out of the sliding groove.

[0012] Further improvement of the utility model technical scheme lies in: the upper end and the lower end of one side of the front end of the box are provided with a first slot, a first rotating shaft is fixedly connected in the inside of the first slot, and the outer wall of the first rotating shaft is provided with a first movable connecting frame.

[0013] Further improvement of the utility model technical scheme lies in: the upper end and the lower end of one side of the cover body are provided with a second slot, a second rotating shaft is fixedly connected in the inside of the second slot, and the outer wall of the second rotating shaft is provided with a second movable connecting frame.

[0014] Further improvement of the utility model technical scheme lies in: the first movable connecting frame and the second movable connecting frame are rotatably connected through a connecting shaft, one end of the first movable connecting frame is rotatably connected to the outer wall of the first rotating shaft, and one end of the second movable connecting frame is rotatably connected to the outer wall of the second rotating shaft.

[0015] By adopting the technical scheme, the first movable connecting frame and the second movable connecting frame constitute a rotatable structure through the connecting shaft.

[0016] Further improvement of the utility model technical scheme lies in: a first sliding block is fixedly connected to one end of the first movable connecting frame away from the first rotating shaft, a second sliding block is fixedly connected to one end of the second movable connecting frame away from the second rotating shaft, a first sliding groove is formed in the upper and lower inner walls of the first slot, the second sliding block is slidably connected in the inside of the first sliding groove, a second sliding groove is formed in the upper and lower inner walls of the second slot, and the first sliding block is slidably connected in the inside of the second sliding groove.

[0017] By adopting the technical scheme, the first sliding block and the second sliding groove can limit the first movable connecting frame, the first movable connecting frame cannot be separated from the second slot, the second sliding block and the second sliding groove can limit the second movable connecting frame, and the second movable connecting frame cannot be separated from the first slot.

[0018] Due to the adoption of the above technical solution, the technological progress achieved by this utility model compared to the prior art is as follows:

[0019] 1. This utility model provides an explosion-proof operating column with a cover plate and a hinge structure. Through the mutual friction between the limiting rod and the inclined surface, the stop block slides upward under the action of friction and drives the return spring to compress. When the limiting rod passes the stop block, the return spring will drive the stop block to perform a return movement, so that the stop block blocks the limiting rod, thereby fixing the limiting rod inside the sliding groove, thus playing a limiting role for the cover plate body and preventing the cover plate body from loosening and swinging, affecting the operation of the staff.

[0020] 2. This utility model provides an explosion-proof operating column with a cover plate and hinge structure. By pulling the extension plate upward, the stop block slides upward, thereby releasing the limit rod. At this time, closing the cover plate body will drive the limit rod to slide out of the sliding groove, which is convenient for operators, provides convenience, and improves the practicality of the equipment. Attached Figure Description

[0021] Figure 1 This is a front view of the explosion-proof operating column with a cover plate and hinge structure according to an embodiment of the present utility model;

[0022] Figure 2 This is a structural diagram of the box and the cover body of the explosion-proof operating column with a hinge structure according to an embodiment of the present utility model.

[0023] Figure 3 The explosion-proof operating column with a cover plate and hinge structure according to the embodiment of this utility model is Figure 2 Enlarged structural diagram at point A in the middle;

[0024] Figure 4 This is a structural diagram of the box-shaped operating column with a cover plate and hinge structure according to an embodiment of the present utility model;

[0025] Figure 5 The explosion-proof operating column with a cover plate and hinge structure according to the embodiment of this utility model is Figure 4 Enlarged structural diagram at point B in the middle.

[0026] In the figure: 1, box body; 101, first slot; 102, first sliding groove; 103, first rotating shaft; 104, first movable connecting frame; 105, first sliding block; 106, sliding groove; 107, movable groove; 2, cover plate body; 201, second slot; 202, second sliding groove; 203, second rotating shaft; 204, second movable connecting frame; 205, second sliding block; 206, limiting rod; 3, connecting shaft; 4, limiting assembly; 401, stop block; 402, inclined surface; 403, extension plate; 404, return spring. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] The utility model will be further described in detail below in combination with embodiments:

[0029] Embodiment 1

[0030] As Figures 1-5 shown, the utility model provides a kind of explosion-proof operation column with cover plate with hinge structure, including box body 1, cover plate body 2, box body 1 and cover plate body 2 are movably connected together, cover plate body 2 includes limiting rod 206, sliding groove 106 is set in the middle position of the front end side of box body 1, the inside of sliding groove 106 is equipped with limiting assembly 4, limiting assembly 4 includes stop block 401, stop block 401 is located in the inner upper wall of sliding groove 106, the upper end of stop block 401 is fixedly connected with return spring 404, the side of stop block 401 is equipped with inclined surface 402.

[0031] In the embodiment, by opening cover plate body 2, cover plate body 2 will be with right end as center to do rotating motion, to drive limiting rod 206 one end fixedly connected to cover plate body 2 as center to do rotating motion, to make limiting rod 206 slide in sliding groove 106, by the reset motion of return spring 404 driven stop block 401, make stop block 401 block limiting rod 206, so that limiting rod 206 is fixed in the inside of sliding groove 106, in turn, cover plate body 2 is limited to play a role, prevent cover plate body 2 from loosening and swinging to affect the situation of staff operation.

[0032] Embodiment 2

[0033] As Figures 1-5As shown, based on Embodiment 1, this utility model provides a technical solution: Preferably, the limiting rod 206 is fixedly connected to the middle position of one end of the cover plate body 2, the positions of the limiting rod 206 and the sliding groove 106 are adapted to each other, the limiting rod 206 can slide inside the sliding groove 106, the inner upper wall of the sliding groove 106 is provided with a movable groove 107, the stop block 401 is movably connected to the inside of the movable groove 107, the end of the return spring 404 away from the stop block 401 is fixedly connected to the inner upper wall of the movable groove 107, the movable groove 107 is opened through one side of the box body 1, the upper end of one side of the stop block 401 is fixedly connected with an extension plate 403, and the extension plate 403 is slidably connected to the inside of the movable groove 107.

[0034] In this embodiment, when the cover plate body 2 rotates, it will cause the limiting rod 206, which is fixedly connected to one end of the cover plate body 2, to rotate around the center, so that the limiting rod 206 slides in the sliding groove 106. The reset spring 404 can drive the stop block 401 to perform a reset movement, so that the stop block 401 blocks the limiting rod 206, thereby fixing the limiting rod 206 inside the sliding groove 106, and thus limiting the cover plate body 2. The extension plate 403 can be pulled upward, causing the stop block 401 to slide upward, thereby releasing the limitation on the limiting rod 206, so that the limiting rod 206 can slide out of the sliding groove 106.

[0035] Example 3

[0036] like Figures 1-5 As shown, based on Embodiments 1 and 2, this utility model provides a technical solution: Preferably, a first slot 101 is provided at the upper and lower ends of one side of the front end of the housing 1. A first rotating shaft 103 is fixedly connected inside the first slot 101. A first movable connecting frame 104 is provided on the outer wall of the first rotating shaft 103. A second slot 201 is provided at the upper and lower ends of one side of the cover plate body 2. A second rotating shaft 203 is fixedly connected inside the second slot 201. A second movable connecting frame 204 is provided on the outer wall of the second rotating shaft 203. The first movable connecting frame 104 and the second movable connecting frame 204 are rotatably connected together by a connecting shaft 3. One end of the frame 104 is rotatably connected to the outer wall of the first rotating shaft 103, and one end of the second movable connecting frame 204 is rotatably connected to the outer wall of the second rotating shaft 203. A first slider 105 is fixedly connected to the end of the first movable connecting frame 104 away from the first rotating shaft 103, and a second slider 205 is fixedly connected to the end of the second movable connecting frame 204 away from the second rotating shaft 203. A first sliding groove 102 is provided on the upper and lower inner walls of the first slot 101, and the second slider 205 is slidably connected to the inside of the first sliding groove 102. A second sliding groove 202 is provided on the upper and lower inner walls of the second slot 201, and the first slider 105 is slidably connected to the inside of the second sliding groove 202.

[0037] In the embodiment, the first movable connecting frame 104 forms a rotating structure with the first rotating shaft 103 and the box body 1, the second movable connecting frame 204 forms a rotating structure with the second rotating shaft 203 and the box body 1, the first movable connecting frame 104 and the second movable connecting frame 204 form a rotatable structure with the connecting shaft 3, the first sliding block 105 and the second sliding groove 202 can limit the first movable connecting frame 104, so that the first movable connecting frame 104 cannot be separated from the second slot 201, and the first sliding groove 102 and the second sliding block 205 can limit the second movable connecting frame 204, so that the second movable connecting frame 204 cannot be separated from the first slot 101.

[0038] The working principle of the explosion-proof operating column with the cover plate and hinge structure will be described below.

[0039] As shown in Figures 1-5 , the handle is pulled to open the cover plate body 2, the cover plate body 2 will rotate around the connecting shaft 3, and will drive the first movable connecting frame 104 and the second movable connecting frame 204 to rotate around the first rotating shaft 103 and the second rotating shaft 203 respectively, in the process of rotation of the cover plate body 2, the first sliding block 105 and the second sliding block 205 will slide in the second sliding groove 202 and the first sliding groove 102 respectively, so that the cover plate body 2 can be rotated and opened, the rotation of the cover plate body 2 will drive the one end of the limiting rod 206 fixedly connected to the cover plate body 2 to rotate around the center, so that the limiting rod 206 slides in the sliding groove 106, in the process of sliding of the limiting rod 206 in the sliding groove 106, the limiting rod 206 will be rubbed with the inclined surface 402, so that the stop block 401 slides upward in the movable groove 107 under the frictional thrust and drives the return spring 404 to compress, when the limiting rod 206 passes the stop block 401, the return spring 404 will drive the stop block 401 to reset, so that the stop block 401 blocks the limiting rod 206, so that the limiting rod 206 is fixed in the sliding groove 106, and the cover plate body 2 is limited, so that the cover plate body 2 swings due to loosening, when the limiting of the cover plate body 2 needs to be released, the elongated plate 403 is only pulled upward to drive the stop block 401 to slide upward, so that the limiting of the limiting rod 206 is released, at this time, the cover plate body 2 is closed to drive the limiting rod 206 to slide out of the sliding groove 106.

[0040] The above has made a detailed description of the utility model, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the utility model are within the protection scope of the utility model.

Claims

1. An explosion-proof operating column with a cover plate strip hinge structure, comprising a box body (1) and a cover plate body (2), characterized in that: The box (1) and the cover plate body (2) are movably connected together, the cover plate body (2) comprises a limiting rod (206), the middle position of the front end of the box (1) is provided with a sliding groove (106), the inside of the sliding groove (106) is provided with a limiting assembly (4), the limiting assembly (4) comprises a stop block (401), the stop block (401) is arranged on the inner upper wall of the sliding groove (106), the upper end of the stop block (401) is fixedly connected with a return spring (404), and the side of the stop block (401) is provided with an inclined surface (402).

2. The explosion-proof control column with the cover plate belt hinge structure according to claim 1, characterized in that: The limiting rod (206) is fixedly connected to the middle position of one end of the cover plate body (2), the position of the limiting rod (206) and the sliding groove (106) is matched, and the limiting rod (206) can slide in the inside of the sliding groove (106).

3. The explosion-proof control column with the cover plate belt hinge structure according to claim 2, characterized in that: The inner upper wall of the sliding groove (106) is provided with a movable groove (107), the stop block (401) is movably connected to the inside of the movable groove (107), and the end, away from the stop block (401), of the return spring (404) is fixedly connected to the inner upper wall of the movable groove (107).

4. The explosion-proof control column with the cover plate belt hinge structure according to claim 3, characterized in that: The movable groove (107) is provided through one side of the box (1), the upper end of the side of the stop block (401) is fixedly connected with an extension plate (403), and the extension plate (403) is slidably connected to the inside of the movable groove (107).

5. The explosion-proof control column with the cover plate belt hinge structure according to claim 4, characterized in that: The upper and lower ends of the front end of the box (1) are provided with a first slot (101), the inside of the first slot (101) is fixedly connected with a first rotating shaft (103), and the outer wall of the first rotating shaft (103) is provided with a first movable connecting frame (104).

6. The explosion-proof control column with the cover plate belt hinge structure according to claim 5, characterized in that: The upper and lower ends of one side of the cover plate body (2) are provided with a second slot (201), the inside of the second slot (201) is fixedly connected with a second rotating shaft (203), and the outer wall of the second rotating shaft (203) is provided with a second movable connecting frame (204).

7. The explosion-proof control column with the cover plate belt hinge structure according to claim 6, characterized in that: The first movable connecting frame (104) and the second movable connecting frame (204) are rotatably connected together through a connecting shaft (3), one end of the first movable connecting frame (104) is rotatably connected to the outer wall of the first rotating shaft (103), and one end of the second movable connecting frame (204) is rotatably connected to the outer wall of the second rotating shaft (203).

8. The explosion-proof control column with the cover plate belt hinge structure according to claim 7, characterized in that: The end, away from the first rotating shaft (103), of the first movable connecting frame (104) is fixedly connected with a first sliding block (105), the end, away from the second rotating shaft (203), of the second movable connecting frame (204) is fixedly connected with a second sliding block (205), the upper and lower inner walls of the first slot (101) are provided with a first sliding groove (102), the second sliding block (205) is slidably connected to the inside of the first sliding groove (102), the upper and lower inner walls of the second slot (201) are provided with a second sliding groove (202), and the first sliding block (105) is slidably connected to the inside of the second sliding groove (202).

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