Pull rope encoder convenient to maintain

Abstract

The utility model relates to the technical field of encoders, and discloses a stay cord encoder convenient for maintenance, which comprises an encoder body, the bottom of the encoder body is fixedly connected with a pull box, two sides of the pull box are provided with mounting holes, the bottom of the pull box is provided with a mounting plate, the top of the mounting plate is provided with a fixing mechanism, and the fixing mechanism is fixedly connected with the encoder body. The fixing mechanism comprises a fixing frame, a rotating shaft, a rotating plate, an inserting block and a first spring, the fixing frame is fixedly connected to the top of the mounting plate, the rotating shaft is rotatably connected to the top of the inner wall of the fixing frame through a bearing, the rotating plate is fixedly connected to the bottom of the rotating shaft, and a sliding groove is formed in the rotating plate; the inserting blocks are slidably connected with the inner walls of the sliding grooves through movable pins. The pull box is conveniently fixed by arranging the rotating shaft, the rotating plate, the inserting block and the first spring, the operation is simple, the pull box is conveniently taken down by arranging the extrusion rod, the button and the second spring, and the interior of the pull box is overhauled.

Description

Technical Field

[0001] The utility model relates to the technical field of encoders, in particular to a draw-rope encoder which is convenient for maintenance. Background Art

[0002] The draw wire encoder, also known as the draw wire sensor, draw wire electronic ruler, and draw wire displacement sensor, is mainly used for displacement detection and position detection. It has the characteristics of small installation size, compact structure, large measuring stroke, and high precision. Therefore, it is widely used in mechanical equipment, chemical equipment, electrolytic aluminum equipment, river dam measurement, and industrial production lines.

[0003] According to a Chinese patent with the publication number "CN218724237U", a rope encoder suitable for long distances is disclosed, including a rope box, an encoder body is installed on the top of the rope box, a rotating shaft is rotatably installed inside the rope box, one end of the rotating shaft is connected to the detection shaft of the encoder body, and an extended wire-receiving mechanism is arranged inside the rope box; the extended wire-receiving mechanism includes a support shaft, a wire-receiving wheel hub, a measuring wheel, a first wire-pressing wheel, a second wire-pressing wheel and a sleeve, the support shaft is rotatably installed inside the rope box, the wire-receiving wheel hub is fixedly installed on the outside of the support shaft and can be moved together with the wire-receiving wheel hub Rotate, the measuring wheel is fixedly installed on the outside of the rotating shaft, the first wire pressing wheel and the second wire pressing wheel are rotatably installed in the wire pulling box in turn, and the sleeve is fixedly installed in the wire pulling box. The utility model sets an extended wire taking-up mechanism so that the wire rope can be wound around the wire taking-up wheel hub in multiple layers without affecting the measurement accuracy, thereby increasing the measurement range. When the above patent is in use, it is not convenient to repair the wire drawing encoder. When the wire rope is entangled, it will affect the normal use of the encoder. Therefore, a wire drawing encoder that is easy to maintain is proposed to solve the above-mentioned problems. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a rope encoder which is easy to maintain in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a pull-wire encoder that is easy to maintain, including an encoder body, a pull-wire box is fixedly connected to the bottom of the encoder body, and mounting holes are opened on both sides of the pull-wire box, a mounting plate is provided at the bottom of the pull-wire box, and a fixing mechanism is provided at the top of the mounting plate, the fixing mechanism includes a fixing frame, a rotating shaft, a rotating plate, an insert block, and a first spring, the fixing frame is fixedly connected to the top of the mounting plate, the rotating shaft is rotatably connected to the top of the inner wall of the fixing frame through a bearing, the rotating plate is fixedly connected to the bottom of the rotating shaft, a sliding groove is opened on the rotating plate, the insert block is slidably connected to the inner wall of the sliding groove through a movable pin, and the insert block movably passes through the fixing frame and extends to the inside of the mounting hole, and the first spring is fixedly connected to the inner wall of the fixing frame and is fixedly connected to the rotating plate.

[0006] Preferably, the fixing mechanism also includes an extrusion rod, a button, and a second spring. The extrusion rod movably passes through one side of the fixing frame and contacts the rotating plate. The button is fixedly connected to one end of the extrusion rod. The second spring is sleeved on the extrusion rod. One end of the second spring is fixedly connected to the fixing frame, and the other end of the second spring is fixedly connected to the button.

[0007] Preferably, a protective mechanism is provided on the mounting plate, and the protective mechanism includes a protective box, an electric telescopic rod, a support plate, and an elastic protective block. The protective box is arranged on the outside of the encoder body, the electric telescopic rod is fixedly installed on the bottom of the inner wall of the protective box, the support plate is fixedly connected to the top of the movable end of the electric telescopic rod, and the top of the support plate is in contact with the bottom of the mounting plate, and the elastic protective block is fixedly connected to the inner wall of the protective box.

[0008] Preferably, the inner wall of the protective box is fixedly connected with positioning rods, and the number of the positioning rods is four, and the four positioning rods movably penetrate the bottom of the mounting plate.

[0009] Preferably, a box cover is hinged on the top of the protective box, a handle is fixedly connected to the box cover, and an elastic pad is fixedly connected to the box cover. The elastic pad is provided to protect the top of the encoder body.

[0010] Preferably, a controller is provided on the front of the protection box, and the controller is electrically connected to the electric telescopic rod. The controller is provided to facilitate the control of the start and stop of the electric telescopic rod.

[0011] The utility model adopts the above technical solution, which can bring the following beneficial effects:

[0012] 1. This kind of draw-wire encoder which is easy to maintain, by setting a rotating shaft, a rotating plate, an insert block and a first spring, is convenient for fixing the draw-wire box, and the operation is simple. By setting a squeezing rod, a button and a second spring, it is convenient to remove the draw-wire box and inspect the inside of the draw-wire box.

[0013] 2. This kind of pull-wire encoder which is easy to maintain can protect the encoder body by providing a protective box and an elastic protective block to avoid damage to the encoder body caused by collision. The encoder body can be easily taken and stored by providing an electric telescopic rod and a support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is the first front cross-sectional view of the utility model;

[0016] Figure 3This is the second front cross-sectional view of the utility model;

[0017] Figure 4 It is a partial cross-sectional view of the fixing mechanism of the utility model;

[0018] Figure 5 It is an enlarged view of point A of the present utility model.

[0019] In the figure: 1. encoder body; 2. wire pull box; 3. mounting plate; 4. fixing mechanism; 401. fixing frame; 402. rotating shaft; 403. rotating plate; 404. plug-in block; 405. first spring; 406. squeezing rod; 407. button; 408. second spring; 5. protection mechanism; 501. protection box; 502. electric telescopic rod; 503. supporting plate; 504. positioning rod; 505. elastic protection block; 6. box cover; 7. controller. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 , one embodiment of the utility model is: a draw wire encoder that is easy to maintain, including an encoder body 1, a draw wire box 2 is fixedly connected to the bottom of the encoder body 1, and mounting holes are opened on both sides of the draw wire box 2, a mounting plate 3 is arranged at the bottom of the draw wire box 2, and a fixing mechanism 4 is arranged on the top of the mounting plate 3, the fixing mechanism 4 includes a fixing frame 401, a rotating shaft 402, a rotating plate 403, an insert block 404, and a first spring 405, the fixing frame 401 is fixedly connected to the top of the mounting plate 3, the rotating shaft 402 is rotatably connected to the top of the inner wall of the fixing frame 401 through a bearing, the rotating plate 403 is fixedly connected to the bottom of the rotating shaft 402, a sliding groove is opened on the rotating plate 403, and the insert block 404 is inserted into the rotating plate 403. The block 404 is slidably connected to the inner wall of the slide groove through a movable pin, and the insert block 404 movably passes through the fixed frame 401 and extends to the inside of the mounting hole. The first spring 405 is fixedly connected to the inner wall of the fixed frame 401 and is fixedly connected to the rotating plate 403. The fixing mechanism 4 also includes an extrusion rod 406, a button 407, and a second spring 408. The extrusion rod 406 movably passes through one side of the fixed frame 401 and contacts the rotating plate 403. The button 407 is fixedly connected to one end of the extrusion rod 406. The second spring 408 is sleeved on the extrusion rod 406. One end of the second spring 408 is fixedly connected to the fixed frame 401, and the other end of the second spring 408 is fixedly connected to the button 407.

[0022] Working principle: When the pull box 2 needs to be inspected, the button 407 is pressed to drive the squeezing rod 406 to squeeze one end of the rotating plate 403, thereby driving the plug block 404 to move outward, so that the plug block 404 is separated from the mounting hole, and then the pull box 2 is pulled upward to open the pull box 2 and inspect the inside of the pull box 2. After the inspection is completed, the pull box 2 is placed downward, and the two sides of the pull box 2 will squeeze the plug block 404. When the plug block 404 moves to the mounting hole position, the first spring 405 is used to insert the plug block 404 into the mounting hole to fix the pull box 2.

[0023] See also Figure 1-5 On the basis of the above embodiment, in another embodiment of the utility model, a protective mechanism 5 is provided on the mounting plate 3, and the protective mechanism 5 includes a protective box 501, an electric telescopic rod 502, a support plate 503, and an elastic protective block 505. The protective box 501 is arranged outside the encoder body 1, and the electric telescopic rod 502 is fixedly installed at the bottom of the inner wall of the protective box 501. The support plate 503 is fixedly connected to the top of the movable end of the electric telescopic rod 502, and the top of the support plate 503 contacts the bottom of the mounting plate 3. The elastic protective block 505 is fixedly connected to the inner wall of the protective box 501. On the wall, the inner wall of the protective box 501 is fixedly connected with a positioning rod 504, and the number of the positioning rods 504 is four, and the four positioning rods 504 movably penetrate the bottom of the mounting plate 3, and the top of the protective box 501 is hinged with a box cover 6, and a handle is fixedly connected to the box cover 6, and an elastic pad is fixedly connected to the box cover 6. The elastic pad is provided in order to protect the top of the encoder body 1, and a controller 7 is provided on the front of the protective box 501, and the controller 7 is electrically connected to the electric telescopic rod 502. The controller 7 is provided to facilitate the control of the start and stop of the electric telescopic rod 502.

[0024] Working principle: When the encoder body 1 needs to be used, the support plate 503 is driven up by starting the electric telescopic rod 502, thereby driving the mounting plate 3 to rise, and the encoder body 1 is taken out of the protective box 501 for use. After use, the round hole on the mounting plate 3 is inserted into the positioning rod 504, and the mounting plate 3 is driven down by starting the electric telescopic rod 502, and the encoder body 1 is put into the protective box 501.

[0025] It is worth noting that, in order to facilitate control, a heater control switch and a cylinder control switch are provided on the control panel 15 in the above embodiment. The heater control switch can control the heater, and the cylinder control switch can control the cylinder to work. The above are all existing technologies and are not the main innovation points, so they will not be described in detail here.

[0026] The utility model provides a draw-wire encoder that is easy to maintain. There are many methods and ways to implement the technical solution. The above is only the preferred implementation of the utility model. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the utility model. These improvements and modifications should also be regarded as the protection scope of the utility model. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A draw wire encoder that is easy to maintain, comprising an encoder body (1), characterized in that: The bottom of the encoder body (1) is fixedly connected to a wire box (2), and mounting holes are provided on both sides of the wire box (2). A mounting plate (3) is provided at the bottom of the wire box (2), and a fixing mechanism (4) is provided at the top of the mounting plate (3). The fixing mechanism (4) comprises a fixing frame (401), a rotating shaft (402), a rotating plate (403), an insert (404), and a first spring (405). The fixing frame (401) is fixedly connected to the top of the mounting plate (3). The shaft (402) is rotatably connected to the top of the inner wall of the fixed frame (401) through a bearing, the rotating plate (403) is fixedly connected to the bottom of the rotating shaft (402), a sliding groove is provided on the rotating plate (403), the plug block (404) is slidably connected to the inner wall of the sliding groove through a movable pin, and the plug block (404) movably passes through the fixed frame (401) and extends to the inside of the mounting hole, and the first spring (405) is fixedly connected to the inner wall of the fixed frame (401) and is fixedly connected to the rotating plate (403).

2. A wire-drawn encoder that is easy to maintain according to claim 1, characterized in that: The fixing mechanism (4) further comprises an extrusion rod (406), a button (407), and a second spring (408); the extrusion rod (406) movably passes through one side of the fixing frame (401) and contacts the rotating plate (403); the button (407) is fixedly connected to one end of the extrusion rod (406); the second spring (408) is sleeved on the extrusion rod (406); one end of the second spring (408) is fixedly connected to the fixing frame (401), and the other end of the second spring (408) is fixedly connected to the button (407).

3. The wire-drawn encoder that is easy to maintain according to claim 1, characterized in that: A protective mechanism (5) is provided on the mounting plate (3), and the protective mechanism (5) comprises a protective box (501), an electric telescopic rod (502), a support plate (503), and an elastic protective block (505); the protective box (501) is provided outside the encoder body (1); the electric telescopic rod (502) is fixedly mounted on the bottom of the inner wall of the protective box (501); the support plate (503) is fixedly connected to the top of the movable end of the electric telescopic rod (502), and the top of the support plate (503) is in contact with the bottom of the mounting plate (3); and the elastic protective block (505) is fixedly connected to the inner wall of the protective box (501).

4. A wire-drawn encoder that is easy to maintain according to claim 3, characterized in that: The inner wall of the protection box (501) is fixedly connected with a positioning rod (504), and the number of the positioning rods (504) is four, and the four positioning rods (504) movably penetrate the bottom of the mounting plate (3).

5. The wire-drawn encoder that is easy to maintain according to claim 4, characterized in that: A box cover (6) is hingedly connected to the top of the protection box (501), a handle is fixedly connected to the box cover (6), and an elastic pad is fixedly connected to the box cover (6).

6. A wire-drawn encoder that is easy to maintain according to claim 4, characterized in that: A controller (7) is provided on the front of the protection box (501), and the controller (7) is electrically connected to the electric telescopic rod (502).

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