CN220126269U - A kind of hardware fixture for electric power experiments - Google Patents

Abstract

The utility model provides a metal fixture for electric power experiments, which includes a fixed plate, an operating box and a clamping assembly. The fixed plate is erected on a height-adjustable operating table. The operating box is rotated and installed on the side of the fixed plate. The clamping assembly It includes: a transmission mechanism and two splints. The transmission mechanism is integrally installed on the operation box. The plywood is located on the opposite side of the operation box corresponding to the fixed plate. The transmission mechanism drives the two splints toward or away from each other. The two splints move closer to each other. Clamp the hardware to be tested and rotate the operating box while the hardware is clamped to fully observe the experimental conditions of the hardware. Release the hardware by moving the two splints away from each other. The utility model can extract a suitable length of the telescopic rod from the set of rods according to the needs of the experimental environment, and then use bolts to fix the two. The height of the device can be flexibly adjusted according to the experimental needs, making it more flexible and convenient to use.

Description

A kind of hardware fixture for electric power experiments

Technical field

The utility model belongs to the technical field of electric power experiments, and in particular relates to a metal fixture for electric power experiments.

Background technique

Power fittings are a component widely used in power construction. Before using power fittings, samples need to be sampled for wear tests. Before the experiment, clamps need to be used to fix the position of the power fittings.

The publicity number is CN210037503U, a fixture for electric power hardware wear experiments, which includes a workbench. The four corners of the bottom of the workbench are fixedly connected with support legs. The top of the workbench is fixedly connected with a shell. Both sides of the shell are fixedly connected. There are openings on both sides, and a connecting plate is movably connected to the top of the inner cavity of the opening. The utility model is provided with a workbench, a lower clamping block, a shell, an upper clamping block, a rocker, a rotating shaft, a turntable, a supporting leg, a threaded sleeve, a connecting plate, an opening, a threaded rod, a rotating rod, a driven bevel gear, and a driving cone. The coordinated use of gears, bearing sleeves, ceilings, lights and reinforcing rods solves the problem that the existing fixture for wear experiments on power hardware can only hold one power hardware at a time and is inconvenient for two users to use it at the same time. The fixture for fitting wear experiments has the advantage of being able to hold two power fittings at the same time, making it easy for two users to use it at the same time. It is worthy of promotion. However, the supporting legs of the fixture for the above-mentioned power fitting wear experiments are an integral fixed structure and cannot be used according to the requirements of the experimental environment. Adjust the height of the equipment, and the function of the above-mentioned device is relatively simple. It only fixes the hardware and does not have the function of adjusting the angle after fixation. It is inconvenient to observe the experimental results of the hardware from multiple angles and is not convenient enough to use. Therefore, it is necessary to provide a new device. This kind of metal fixture for electric power experiments solves the above technical problems.

Utility model content

The technical problem solved by the utility model is to provide a metal fixture for electrical experiments that is highly practical, can be operated through simple operations, and has a relatively simple structure.

In order to solve the above technical problems, the utility model provides a hardware fixture for electric power experiments including a fixed plate, an operating box and a clamping assembly. The fixed plate is erected on a height-adjustable operating table, and the operating box is Rotation is provided on the side of the fixed plate. The clamping assembly includes: a transmission mechanism and two clamping plates. The transmission mechanism is integrally installed on the operation box, and the clamping plates are installed on corresponding positions of the operation box. On the opposite side of the fixed plate, the transmission mechanism drives the two clamping plates closer to or away from each other. The two clamping plates are brought closer to each other to clamp the hardware to be tested, and the hardware is rotated while the hardware is clamped. Operate the box to fully observe the experimental conditions of the hardware, and release the hardware by moving the two splints away from each other.

As a further solution of the present invention, lifting columns are provided at four corners of the lower surface of the operating platform. The lifting columns include: a telescopic rod and a sleeve rod. The lower end of the telescopic rod extends into the sleeve of the sleeve rod. In the hole, the telescopic rod and the sleeve rod are connected by bolts.

As a further solution of the present invention, the surface of the telescopic rod is provided with a plurality of bolt holes along its height direction, and the surface of the sleeve rod is also provided with bolt holes;

When the telescopic rod corresponds to the bolt hole on the sleeve rod, a bolt is inserted into the bolt hole to fix the height of the telescopic rod.

As a further solution of the present invention, the middle part of the operation box is provided with a rotating shaft;

One end of the rotating shaft is connected to the back of the operating box, and the other end of the rotating shaft is connected to a crank handle. The crank handle and the operating box are correspondingly located on both sides of the fixed plate.

As a further solution of the present invention, the fixing plate is provided with a locking bolt on the opposite side of the operation box;

The locking bolt includes: a positioning block and a swinging block, the positioning block is fixed to the operation box, and one end of the swinging block is hinged to the positioning block;

The swing end of the swing block can swing in the opposite direction to the fixed plate, and the swing block is at right angles to the positioning block after swinging.

As a further solution of the present invention, a damping ring is provided at the hinge of the swing block and the positioning block to slightly increase the swing resistance of the swing block to prevent the swing block from accidentally swinging due to the influence of vibration. .

As a further solution of the present invention, a circular chute is provided on one side of the fixed plate corresponding to the operation box;

A sliding block is provided on a side of the operation box corresponding to the fixed plate, and the sliding block 1 extends into the circular chute.

As a further solution of the present invention, the transmission mechanism includes: a ball screw and two movable blocks. The ball screw is rotatably installed in the operation box, and one end of the ball screw extends to the operation box. The outer end of the ball screw is connected with a rotating handle;

One end of the movable block is provided with a ball screw sleeve, and the ball screw sleeve is sleeved on the outside of the ball screw. The other end of the movable block is connected to the splint.

As a further solution of the present invention, the thread directions at both ends of the ball screw are opposite to drive the two movable blocks to move in opposite directions.

As a further solution of the present invention, the clamping surface of the splint is provided with a rubber anti-slip pad;

The splint has two sliders protruding into the operation box, and the two sliders allow the splint to move stably.

Compared with related technologies, a metal fixture for electric power experiments provided by this utility model has the following beneficial effects:

1. This utility model can extract the appropriate length of the telescopic rod from the set of rods according to the needs of the experimental environment, and then use bolts to fix the two. The height of the device can be flexibly adjusted according to the experimental needs, making it more flexible and convenient to use.

2. By turning the handle and using the rotating shaft to drive the front clamping assembly to rotate, this utility model can rotate the front clamping assembly 360 degrees, which is convenient for observing the status of the hardware clamped on the device after the experiment, and improves the experiment Accuracy, and when there is no need to rotate the clamping assembly, just use the locking bolt to lock the cradle. The operation is simple and is conducive to the accuracy of the experimental results.

3. This utility model drives the two-way ball screw to rotate by rotating the handle, and then uses the ball screw sleeve and the cooperation of the second slider and the chute to clamp the hardware, and there are rubber anti-slip pads on the inside of the two sets of splints. , making the device hold the hardware more firmly, and the operation is simple and labor-saving.

Description of drawings

In order to facilitate understanding by those skilled in the art, the present utility model will be further described below in conjunction with the accompanying drawings.

Figure 1 is a schematic structural diagram of a metal fixture for electric power experiments according to the present invention;

Figure 2 is a schematic side structural view of a metal fixture for electric power experiments according to the present invention;

Figure 3 is a schematic top structural view of the clamping assembly of a metal fixture for electric power experiments according to the present invention;

Figure 4 is a schematic diagram of the exploded structure of the clamping assembly of a metal fixture for electric power experiments according to the present invention;

Figure 5 is a side view of the exploded structure of the clamping assembly of a metal fixture for electric power experiments according to the present invention;

In the picture: 1. Operating table; 2. Telescopic rod; 3. Rod sleeve; 4. Fixed plate; 5. Rotating shaft; 6. Rocker; 7. Locking bolt; 8. Operating box; 9. Slider 1; 10. Plywood; 11. Slider 2; 12. Movable block; 13. Ball screw sleeve; 14. Ball screw; 15. Turn handle.

Detailed ways

Please refer to Figure 1, Figure 2, Figure 3, Figure 4 and Figure 5. A metal fixture for electric power experiments includes a fixed plate 4, an operating box 8 and a clamping assembly. The fixed plate 4 is erected on a height-adjustable On the operating console 1, specifically, lifting columns are erected at the four corners of the lower surface of the operating console 1. The lifting columns include: a telescopic rod 2 and a sleeve rod 3. The lower end of the telescopic rod 2 extends into the In the sleeve hole of the sleeve rod 3, the telescopic rod 2 and the sleeve rod 3 are connected by bolts. The surface of the telescopic rod 2 is provided with a plurality of bolt holes along its height direction. The surface is also provided with bolt holes. When the bolt holes on the telescopic rod 2 and the sleeve rod 3 correspond, bolts are inserted into the bolt holes to fix the height of the telescopic rod 2 .

The operating box 8 is rotatably mounted on the side of the fixed plate 4. A rotating shaft 5 is provided in the middle of the operating box 8. One end of the rotating shaft 5 is connected to the back of the operating box 8, and the other end of the rotating shaft 5 is connected to the back of the operating box 8. One end is connected with a crank handle 6. The crank handle 6 and the operation box 8 are correspondingly located on both sides of the fixed plate 4. The fixed plate 4 is provided with a locking bolt 7 on the opposite side of the fixed plate 4 corresponding to the operation box 8. The locking bolt 7 includes: a positioning block and a swinging block. The positioning block is fixed to the operation box 8. One end of the swinging block is hinged to the positioning block. The swinging end of the swinging block can move toward the corresponding position. The fixed plate 4 swings in the opposite direction, and the swing block is at right angles to the positioning block after swinging. A damping ring is provided at the hinge of the swing block and the positioning block, and the swing block is slightly increased The swing resistance is to prevent the swing block from accidentally swinging due to the influence of vibration, and when the operation box 8 does not need to be rotated to adjust the angle during the experiment, the movable plate on the locking bolt 7 can be moved and blocked by the movable plate The crank handle 6 prevents the movement of the crank handle 6, thereby preventing the operation box 8 from rotating during the experiment and causing the experiment to be interrupted. The fixed plate 4 is provided with a circular chute on one side corresponding to the operation box 8, and the operation box 8 corresponds to One side of the fixed plate 4 is provided with a slider 9. The slider 9 extends into the circular chute. The circular chute and the slider 9 can be the operation box 8 in the front clamping assembly. It provides a stabilizing effect during use, which can increase the rigidity of the overall equipment, avoid the situation where only the rotating shaft 5 is connected between the operating box 8 and the fixed plate 4, resulting in insufficient rigidity and breakage, and can ensure the stability of the clamping component during rotation. sex.

The clamping assembly includes: a transmission mechanism and two clamping plates 10. The clamping plates 10 are provided on the opposite side of the operation box 8 corresponding to the fixed plate 4. The transmission mechanism is integrally installed on the operation box 8. Specifically, the transmission mechanism includes: a ball screw 14 and two movable blocks 12. The ball screw 14 is rotatably installed in the operation box 8, and one end of the ball screw 14 extends to the operation box. 8, the outer end of the ball screw 14 is connected with a handle 15, and one end of the movable block 12 is provided with a ball thread sleeve 13. The ball thread sleeve 13 is set on the outside of the ball screw 14, and the ball The screw 14 is a customized TBI SSF ball screw. The threads are arranged in opposite directions so that when the ball screw 14 rotates, the ball sleeves 13 connected to both ends of the ball screw 14 will move toward the side closer to each other or away from each other. One side of the ball screw 14 moves simultaneously, thereby making the operation of the device simpler. The other end of the movable block 12 is connected to the clamping plate 10. The thread directions of the two ends of the ball screw 14 are opposite to drive the two movable blocks. 12 is displaced in the opposite direction. The clamping surface of the splint 10 is provided with a rubber anti-slip pad, which can increase the friction between the splint 10 and the hardware and prevent it from falling off during the clamping process. The splint 10 moves toward the operation There is a sliding block 2 11 protruding from the inside of the box 8. The sliding block 2 11 allows the splint 10 to move stably. The operating box 8 is provided with a chute that matches the sliding block 2 11, and the middle part of the operating box 8 is provided with a slider 11. There is a notch that matches the size of the movable block 12. When the turn handle 15 is turned, the turn handle 15 drives the ball screw 14 to rotate, and the ball screw 14 drives the ball screw sleeve 13 connected above to move toward the side closer to each other. , at this time, the movable block 12 sleeved outside the ball thread sleeve 13 drives the splint 10 to move toward each other along the chute in the middle of the operating box 8, and the slider 2 11 at the bottom of the splint 10 will also move along the chute in the middle of the operating box 8. The movement of the chute on the box 8 facilitates fixing the plywood 10 on the front side of the operation box 8 and facilitates the plywood 10 to clamp and fix the hardware.

The two clamping plates 10 are driven toward or away from each other by the transmission mechanism, and the hardware to be tested is clamped by the two clamping plates 10 approaching each other, and the operation box 8 is rotated while the hardware is clamped, so as to Comprehensively observe the experimental conditions of the hardware, and release the hardware by moving the two splints 10 away from each other.

This utility model is mainly made of high-strength stainless steel, which has high hardness, high load carrying capacity, is not easy to wear and rust, and is easy to maintain. At the same time, in this utility model, the ball thread sleeve 13 and the ball screw 14 are customized and suitable for use. The TBI SSF ball screw, which is suitable for high rigidity, high precision, and small space constraints, can provide better performance under appropriate conditions.

The working principle of a metal fixture for electric power experiments provided by this utility model is as follows:

Step 1: During use, according to the experimental site and experimental requirements, extract the telescopic rod 2 from the set of rods 3 to a suitable height, then lock it with bolts, adjust the height of the equipment, and then place the hardware in the middle of the plywood 10. Turn the handle 15 so that the handle 15 drives the ball screw 14 to rotate, and then drives the ball screw sleeve 13 connected to the ball screw 14 to move toward the side closer to each other, and the ball screw sleeve 13 drives the splint through the movable block 12 10 Move to the side closer to each other until the rubber anti-slip pad on the splint 10 fully contacts the power hardware to achieve fixation;

Second step: When the experimental data collection is completed and it is necessary to observe and record the data on the surface of the hardware sample, the movable plate on the locking bolt 7 can be broken off to the rear side so that the cradle 6 can move, and then hold the grip on the cradle 6 Turn the handle 6, and the handle 6 uses the rotating shaft 5 to drive the operation box 8 on the front side to rotate, so that the hardware can be observed without blind spots and data can be recorded.

It should be noted that the equipment structure and drawings of the present utility model mainly describe the principle of the present utility model. In terms of the technical design principle, the settings of the device's power mechanism, power supply system and control system are not fully described. On the premise that those skilled in the art understand the principles of the above utility model, they can clearly know the details of its power mechanism, power supply system and control system. The control method of the application document is automatically controlled by a controller, and the control circuit of the controller is through Those skilled in the field can implement this through simple programming;

The standard parts used can be purchased from the market, and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as bolts, rivets, and welding that are mature in the existing technology. , the machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components are known to those skilled in the art through technical manuals or through conventional experimental methods.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , replacement and modification or direct or indirect use in other related technical fields, the scope of the present utility model is defined by the appended claims and their equivalents, and are equally included in the patent protection scope of the present utility model.

Claims (10)

1. A metal fixture for electric power experiments, which is characterized in that it includes: The fixed plate (4) is erected on the height-adjustable operating table (1); The operating box (8) is rotatably installed on the side of the fixed plate (4); The clamping assembly includes: a transmission mechanism and two splints (10). The transmission mechanism is integrally installed on the operation box (8). The splints (10) are installed on corresponding positions of the operation box (8). On the opposite side of the fixed plate (4), the transmission mechanism drives the two splints (10) toward or away from each other, and the two splints (10) approach each other to clamp the hardware to be tested, and The operation box (8) is rotated while the hardware is clamped to fully observe the experimental conditions of the hardware, and the hardware is released by moving the two clamping plates (10) away from each other. 2. A kind of hardware fixture for electric power experiments according to claim 1, characterized in that: lifting columns are provided at four corners of the lower surface of the operating table (1), and the lifting columns include: telescopic rods (2 ) and the sleeve rod (3). The lower end of the telescopic rod (2) extends into the sleeve hole of the sleeve rod (3). A bolt is passed between the telescopic rod (2) and the sleeve rod (3). connect. 3. A hardware fixture for electric power experiments according to claim 2, characterized in that: the surface of the telescopic rod (2) is provided with a plurality of bolt holes along its height direction, and the surface of the sleeve rod (3) Also provided with bolt holes; When the bolt holes on the telescopic rod (2) and the sleeve rod (3) correspond, bolts are inserted into the bolt holes to fix the height of the telescopic rod (2). 4. A hardware fixture for electric power experiments according to claim 1, characterized in that: a rotating shaft (5) is provided for rotation in the middle of the operation box (8); One end of the rotating shaft (5) is connected to the back of the operating box (8), and the other end of the rotating shaft (5) is connected to a crank handle (6). The crank handle (6) and the operating box (8) 8) Correspondingly located on both sides of the fixed plate (4). 5. A hardware fixture for electric power experiments according to claim 4, characterized in that: the fixing plate (4) is provided with a locking bolt (7) corresponding to the opposite side of the operation box (8); The locking bolt (7) includes: a positioning block and a swinging block, the positioning block is fixed to the operation box (8), and one end of the swinging block is hinged to the positioning block; The swing end of the swing block can swing in the opposite direction corresponding to the fixed plate (4), and the swing block is at right angles to the positioning block after swinging. 6. A hardware fixture for electric power experiments according to claim 5, characterized in that: a damping ring is provided at the hinge of the swing block and the positioning block to slightly increase the swing resistance of the swing block, so as to Prevent the swing block from accidentally swinging due to the influence of vibration. 7. A hardware fixture for electric power experiments according to claim 1, characterized in that: the fixing plate (4) is provided with a circular chute on a side corresponding to the operation box (8); A sliding block (9) is provided on a side of the operation box (8) corresponding to the fixed plate (4), and the sliding block (9) extends into the circular chute. 8. A hardware fixture for electric power experiments according to claim 1, characterized in that: the transmission mechanism includes: a ball screw (14) and two movable blocks (12), the ball screw (14) The rotation is installed in the operation box (8). One end of the ball screw (14) extends to the outside of the operation box (8). The outer end of the ball screw (14) is connected with a handle ( 15); One end of the movable block (12) is provided with a ball thread sleeve (13). The ball thread sleeve (13) is sleeved on the outside of the ball screw (14). The other end of the movable block (12) is connected to the ball screw sleeve (13). The splints (10) are connected. 9. A hardware fixture for electric power experiments according to claim 8, characterized in that the thread directions at both ends of the ball screw (14) are opposite to drive the two movable blocks (12) in opposite directions. Directional displacement. 10. A hardware fixture for electric power experiments according to claim 8, characterized in that: the clamping surface of the splint (10) is provided with a rubber anti-slip pad; The plywood (10) has two sliders (11) protruding into the operation box (8), and the plywood (10) is stably moved by the two sliders (11).