Protective frame of straw pulverizer

Abstract

The utility model relates to the technical field of protective frames, in particular to a protective frame of a straw pulverizer. The protective frame comprises a protective frame body and grooved blocks, the protective frame body slides at the upper ends of the grooved blocks, a two-way screw is arranged on the inner wall of the grooved block on one side, threads at the two ends of the two-way screw are opposite, the inner wall of the grooved block is slidably connected with a moving block, and the moving block is fixed to the protective frame body. A motor is mounted at the left end of the grooved block, and the output end of the motor is fixed to a bidirectional screw, so that the problems that when the protection frame is mounted and fixed, a mounting groove in the lower end of the grooved block needs to be aligned with a mounting hole in the upper end of the straw pulverizer, then the screw is inserted from the lower end of the mounting hole, and the screw is screwed are solved; and the problem that the installation efficiency is affected by tightening a screw for re-alignment before loosening when the installation hole and the installation groove are misplaced due to the fact that the installation hole and the installation groove need to be horizontally and vertically aligned is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of protective frames, in particular to a protective frame for a straw crusher. Background Art

[0002] The protective frame is used to prevent workers from accidentally falling into the straw crusher when it is working, causing installation hazards. The protective frame consists of a protective frame body, a grooved block, a bidirectional screw, a motor, and a moving block. When the protective frame is in use, when the straw crusher is fed, start the motor to move the bidirectional screw, so that the moving blocks on both sides move to both sides, and then the protective frame bodies on both sides move to both sides, so that the straw crusher can be fed. When the straw crusher is working, start the motor again to bring the protective frames on both sides close to each other, thereby protecting the straw crusher.

[0003] The inventor found in his daily work that when installing the protective frame, when installing the fixed protective frame, it is necessary to align the installation slot at the lower end of the slotted block with the installation hole at the upper end of the straw crusher, and then insert the screw from the lower end of the installation hole and tighten the screw. When tightening the screw, it is necessary to keep the installation hole and the installation slot horizontally and vertically aligned, so that the installation hole and the installation slot are misaligned, and the screws need to be tightened before loosening to realign, which affects the installation efficiency. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that in actual use, when installing a fixed protective frame, it is necessary to align the mounting groove at the lower end of the grooved block with the mounting hole at the upper end of the straw crusher, and then insert the screw from the lower end of the mounting hole and tighten the screw. When tightening the screw, it is necessary to keep the mounting hole and the mounting groove horizontally and vertically aligned, so that the mounting hole and the mounting groove are misaligned, and the screw needs to be tightened before loosening to realign, thereby affecting the installation efficiency. A straw crusher protective frame is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a straw crusher protective frame, comprising a protective frame body and a groove block, the protective frame body slides on the upper end of the groove block, a bidirectional screw is provided on the inner wall of the groove block on one side, the threads at both ends of the bidirectional screw are opposite, the inner wall of the groove block is slidably connected with a moving block, the moving block is fixed to the protective frame body, a motor is installed on the left end of the groove block, the output end of the motor is fixed to the bidirectional screw, fixing components are provided on both sides of the lower end of the groove block, a protective component is provided between the two protective frame bodies, the fixing component includes a circular rod fixedly connected to the groove block, the arc surface of the circular rod is provided with a square hole, and square rods are slidably connected on both sides of the inner wall of the square hole.

[0006] The effect achieved by the above-mentioned components is: by setting up a fixing component, when it is necessary to install and fix the slotted block to the straw crusher, drag the slotted block so that the round rod is inserted into the mounting hole at the upper end of the straw crusher, and then the square rods on both sides of the square hole are unfolded so that the square rods are against the straw crusher, thereby installing and fixing the slotted block, thereby facilitating the installation and fixation of the slotted block.

[0007] Preferably, a spring 1 is fixedly connected between the two square rods, and the spring 1 is located in the square hole.

[0008] The effect achieved by the above components is: by setting spring 1, the square rod is reset.

[0009] Preferably, a pull rope is fixedly connected between the two square rods, and the pull rope passes through the round rod and the grooved block.

[0010] The effect achieved by the above components is: by pulling the pull rope, the square rods on both sides are retracted into the square holes.

[0011] Preferably, the square rod and the square hole are matched, and a rubber sleeve is fixedly connected to the surface of the pull rope.

[0012] The effect achieved by the above components is: by arranging the rubber sleeve, the wear of the pull rope is reduced.

[0013] Preferably, the protection component comprises a bellows, and the bellows is arranged between the two protection frame bodies.

[0014] The effect achieved by the above components is: by setting the bellows, the protective frame bodies on both sides are unfolded to both sides, so that the bellows are unfolded to cover the upper end of the grooved block, preventing the straw crusher from crushing the straw and ejecting it into the grooved block.

[0015] Preferably, two ends of the bellows are fixedly connected with connecting blocks, one side of the protective frame body is fixedly connected with a limiting plate, and an upper end of the limiting plate is slidably inserted with a latch.

[0016] The effect achieved by the above components is: dragging the latch so that the latch on the limit plate is inserted into the connecting block.

[0017] Preferably, the latch is inserted into the connecting block, and a second spring is sleeved on the arc surface of the latch.

[0018] The effect achieved by the above components is: the connection block and the limit plate are fixed by setting the latch.

[0019] Preferably, one end of the second spring is fixed to the latch, and the other end of the second spring is fixed to the connecting block.

[0020] The effect achieved by the above components is: by setting the second spring, the latch is limited.

[0021] In summary, the beneficial effects of the utility model are:

[0022] In the utility model, by setting a fixing component, when it is necessary to install and fix the slotted block to the straw crusher, the slotted block is dragged so that the round rod is inserted into the mounting hole at the upper end of the straw crusher, and then the square rods on both sides of the square hole are unfolded so that the square rods are against the straw crusher, so that the slotted block is installed and fixed, thereby facilitating the installation and fixation of the slotted block, and solving the problem that when installing and fixing the protective frame, the mounting slot at the lower end of the slotted block needs to be aligned with the mounting hole at the upper end of the straw crusher, and then the screw rod is inserted from the lower end of the mounting hole and the screw is turned, and when turning the screw, the mounting hole and the mounting slot need to be kept horizontally and vertically aligned, so that the mounting hole and the mounting slot are misaligned, and the screw needs to be tightened before loosening to realign, thereby affecting the installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a three-dimensional structural schematic diagram of a partial cross-section of the utility model at another angle;

[0025] Figure 3 It is a three-dimensional structural schematic diagram of the cross section of the fixing component of the utility model;

[0026] Figure 4 For this utility model Figure 2 A is an enlarged schematic diagram of the three-dimensional structure.

[0027] Legend: 1. Protection frame body; 2. Fixing assembly; 3. Protection assembly; 4. Slotted block; 5. Bidirectional screw; 6. Moving block; 7. Motor; 21. Round rod; 22. Square hole; 23. Square rod; 24. Spring 1; 25. Pull rope; 31. Bellows; 32. Connecting block; 33. Limiting plate; 34. Pin; 35. Spring 2. DETAILED DESCRIPTION

[0028] Reference Figure 1 and Figure 2 As shown, the utility model provides a technical solution: a straw crusher protective frame includes a protective frame body 1 and a grooved block 4, the protective frame body 1 slides on the upper end of the grooved block 4, a bidirectional screw 5 is arranged on the inner wall of the grooved block 4 on one side, the threads at both ends of the bidirectional screw 5 are opposite, a moving block 6 is slidably connected to the inner wall of the grooved block 4, the moving block 6 is fixed to the protective frame body 1, a motor 7 is installed on the left end of the grooved block 4, the output end of the motor 7 is fixed to the bidirectional screw 5, fixing components 2 are arranged on both sides of the lower end of the grooved block 4, and a protective component 3 is arranged between the two protective frame bodies 1.

[0029] The specific settings and functions of the fixing component 2 and the protection component 3 are described in detail below.

[0030] Reference Figure 3 As shown, in this embodiment: the fixing component 2 includes a round rod 21 fixedly connected to the groove block 4, the arc surface of the round rod 21 is provided with a square hole 22, and the inner walls of the square hole 22 are slidably connected with square rods 23. By setting the fixing component 2, when it is necessary to install and fix the groove block 4 to the straw crusher, the groove block 4 is dragged to insert the round rod 21 into the installation hole at the upper end of the straw crusher, and then the square rods 23 on both sides of the square hole 22 are unfolded, so that the square rods 23 are against the straw crusher, so that the groove block 4 is installed and fixed, achieving In order to facilitate the installation and fixation of the grooved block 4, a spring 24 is fixedly connected between the two square rods 23, and the spring 24 is located in the square hole 22. By setting the spring 24, the square rod 23 is reset. A pull rope 25 is fixedly connected between the two square rods 23, and the pull rope 25 passes through the round rod 21 and the grooved block 4. By pulling the pull rope 25, the square rods 23 on both sides are retracted into the square hole 22, and the square rods 23 and the square hole 22 are adapted to each other. A rubber sleeve is fixedly connected to the surface of the pull rope 25. By setting the rubber sleeve, the wear of the pull rope 25 is reduced.

[0031] Reference Figure 2 and Figure 4 As shown, in this embodiment: the protection component 3 includes a bellows 31, which is arranged between the two protection frame bodies 1. By setting the bellows 31, the protection frame bodies 1 on both sides are unfolded to both sides, so that the bellows 31 is unfolded, thereby covering the upper end of the slotted block 4 to prevent the straw crusher from crushing the straw and ejecting it from the slotted block 4. Both ends of the bellows 31 are fixedly connected with connecting blocks 32, and one side of the protection frame body 1 is fixedly connected with a limiting plate 33. The upper end of the limiting plate 33 is slidably inserted with a latch 34. The latch 34 is dragged so that the latch 34 on the limiting plate 33 is inserted into the connecting block 32. The latch 34 is inserted into the connecting block 32. The arc surface of the latch 34 is sleeved with a spring 2 35. By setting the latch 34, the connecting block 32 and the limiting plate 33 are fixed. One end of the spring 2 35 is fixed to the latch 34, and the other end of the spring 2 35 is fixed to the connecting block 32. By setting the spring 2 35, the latch 34 is limited.

[0032] Working principle:

[0033] When the protective frame is used, when the straw crusher is fed, the motor 7 is started to move the bidirectional screw 5, so that the moving blocks 6 on both sides move to both sides, and then the protective frame bodies 1 on both sides move to both sides, so that the straw crusher can be fed. When the straw crusher is working, the motor 7 is started again to make the protective frames on both sides close to each other, so as to protect the straw crusher. When it is necessary to install the fixed groove block 4 to the straw crusher, the groove block 4 is dragged so that the round rod 21 is inserted into the mounting hole at the upper end of the straw crusher, and then the square rods 23 on both sides of the square hole 22 are unfolded, so that the square rods 23 are against the straw crusher, thereby fixing the groove block 4 The installation and fixation are carried out to facilitate the installation and fixation of the grooved block 4. By setting a spring 1 24, the square rod 23 is reset, and the pull rope 25 is pulled to retract the square rods 23 on both sides into the square hole 22. By setting a rubber sleeve, the wear of the pull rope 25 is reduced. By setting a bellows 31, the protective frame bodies 1 on both sides are unfolded to both sides, so that the bellows 31 is unfolded, thereby covering the upper end of the grooved block 4 to prevent the straw crusher from crushing the straw and ejecting it from the grooved block 4. The pin 34 is dragged to make the pin 34 on the limiting plate 33 inserted into the connecting block 32, thereby fixing the bellows 31, and the pin 34 is limited by setting a spring 2 35.

[0034] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. A straw crusher protection frame, comprising a protection frame body (1) and a grooved block (4), wherein the protection frame body (1) slides on the upper end of the grooved block (4), characterized in that: A bidirectional screw (5) is arranged on the inner wall of the grooved block (4) on one side, and the threads at both ends of the bidirectional screw (5) are opposite. A moving block (6) is slidably connected to the inner wall of the grooved block (4), and the moving block (6) is fixed to the protective frame body (1). A motor (7) is installed at the left end of the grooved block (4), and the output end of the motor (7) is fixed to the bidirectional screw (5). Fixed components (2) are arranged on both sides of the lower end of the grooved block (4), and a protective component (3) is arranged between the two protective frame bodies (1). The fixed component (2) includes a circular rod (21) fixedly connected to the grooved block (4), and a square hole (22) is opened on the arc surface of the circular rod (21). Square rods (23) are slidably connected to the inner wall of the square hole (22).

2. A straw crusher protective frame according to claim 1, characterized in that: A spring 1 (24) is fixedly connected between the two square rods (23), and the spring 1 (24) is located in the square hole (22).

3. A straw crusher protective frame according to claim 2, characterized in that: A pull rope (25) is fixedly connected between the two square rods (23), and the pull rope (25) passes through the round rod (21) and the grooved block (4).

4. A straw crusher protective frame according to claim 3, characterized in that: The square rod (23) and the square hole (22) are matched, and a rubber sleeve is fixedly connected to the surface of the pull rope (25).

5. A straw crusher protective frame according to claim 4, characterized in that: The protection component (3) comprises a bellows (31), and the bellows (31) is arranged between the two protection frame bodies (1).

6. A straw crusher protective frame according to claim 5, characterized in that: Both ends of the bellows (31) are fixedly connected with connecting blocks (32), one side of the protection frame body (1) is fixedly connected with a limiting plate (33), and the upper end of the limiting plate (33) is slidably inserted with a latch (34).

7. A straw crusher protective frame according to claim 6, characterized in that: The latch pin (34) is inserted into the connection block (32), and a second spring (35) is sleeved on the arc surface of the latch pin (34).

8. The straw crusher protective frame according to claim 7, characterized in that: One end of the second spring (35) is fixed to the latch (34), and the other end of the second spring (35) is fixed to the connecting block (32).

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