CN214811056U

CN214811056U - Pantograph test bench

Info

Publication number: CN214811056U
Application number: CN202121636909.8U
Authority: CN
Inventors: 张长栋
Original assignee: Hunan Shangtongyuanhui Intelligent Equipment Co ltd
Current assignee: Hunan Shangtongyuanhui Intelligent Equipment Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-11-23
Anticipated expiration: 2031-07-19

Abstract

The utility model provides a pantograph test bench relates to test bench technical field, including workstation and protector, one side of workstation is provided with the connector, the number of connector has six, six connectors are mirror symmetry and set up, the surface of workstation is provided with protector, protector includes the fixing base, the fixed surface of fixing base and workstation is connected, the surface of fixing base is rotated and is connected with the protective cover, one side fixedly connected with stop collar that the workstation is close to the connector, the inner wall sliding connection of protective cover and stop collar, the slide bar that two symmetries of one side fixedly connected with of stop collar set up. The utility model discloses, through setting up protector, be convenient for protect the kneck of equipment, and then avoid equipment when not using, the kneck easily gets into the dust, easily makes its dust pile up in inside, when making its next connection, the condition of contact failure appears, and then reduces the fault rate of equipment, improve equipment's protectiveness, reduce the maintenance cost of equipment.

Description

Pantograph test bench

Technical Field

The utility model relates to a test bench technical field especially relates to a pantograph test bench.

Background

The experiment table is used for performing experiment detection and storing instruments by enterprises and institutions such as schools, chemical plants, scientific research institutions and the like. The method comprises the following steps of: a central experiment table, an edge experiment table and a corner table; the material composition is as follows: all-steel experiment table, steel-wood experiment table, all-wood experiment table, PP experiment table, aluminum-wood experiment table. In recent years, single-arm bows are often adopted, and the smoothness of load current passing through a contact line and a contact surface of a pantograph slider is related to contact pressure, transition resistance and contact area between the slider and the contact line and depends on interaction between the pantograph and the contact line.

When carrying out the pantograph experiment, need use the test bench to control, present most test benches are when placing, and the kneck easily gets into the dust, causes the dust to pile up inside, makes it when connecting, the condition of contact failure appears, is unfavorable for the normal use of equipment, need improve this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having most test bench among the prior art when placing, the kneck easily gets into the dust, causes the dust to pile up in inside, makes it when connecting, the bad condition appears, is unfavorable for the shortcoming of equipment normal use, and the pantograph test bench that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a pantograph test bench, includes workstation and protector, one side of workstation is provided with the connector, the number of connector has six, six the connector is mirror symmetry and sets up, the surface of workstation is provided with protector, protector includes the fixing base, the fixed surface of fixing base and workstation is connected, the surface of fixing base is rotated and is connected with the protective cover, the workstation is close to one side fixedly connected with stop collar of connector, the inner wall sliding connection of protective cover and stop collar, the slide bar that two symmetries of one side fixedly connected with of stop collar set up.

Preferably, the surface of the sliding rod is connected with a moving block in a sliding mode, the moving block is connected with the inner walls of the fixed sleeve and the protective cover in a sliding mode respectively, the inner wall of the limiting sleeve is connected with a sliding block in a sliding mode, and the sliding block is connected with the inner wall of the moving block in a sliding mode.

Preferably, the surface of the moving block is provided with a sliding groove, and the sliding block is connected with the inner wall of the sliding groove in a sliding manner.

Preferably, one side of the sliding rod, which is close to the moving block, is fixedly connected with a compression spring, and one side of the moving block, which is close to the sliding rod, is fixedly connected with the compression spring.

Preferably, one side of the limiting sleeve, which is close to the sliding block, is fixedly connected with an expansion spring, and one side of the sliding block, which is close to the limiting sleeve, is fixedly connected with the expansion spring.

Preferably, the lower surface of workstation is provided with adjusting device, adjusting device includes the wheel, the number of wheel has four, the wheel is connected with the fixed surface of workstation, the sliding sleeve that two symmetries of the equal fixedly connected with in both sides of workstation set up, the inner wall sliding connection of sliding sleeve has the limiting plate, one side fixedly connected with locating piece of limiting plate, the fixed surface of sliding sleeve is connected with the locating lever, the inner wall sliding connection of locating lever and locating piece, the fixed surface of sliding sleeve is connected with the dead lever, the sliding surface of dead lever is connected with the dog, the sliding surface of dog and locating piece is connected.

Preferably, four rectangular holes which are symmetrically arranged are formed in the surface of the limiting plate, and the wheels are connected with the inner walls of the rectangular holes in a sliding mode.

Preferably, one side of the positioning rod, which is close to the positioning block, is fixedly connected with a limiting spring, and one side of the positioning block, which is close to the positioning rod, is fixedly connected with the limiting spring.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, through arranging the protective device, when the equipment needs to be opened, the slide block is slid towards one side, the expansion spring is stressed and deformed to generate elastic force, the slide block loses the constraint on the movable block, the compression spring releases the elastic force, the movable block is pulled towards one side away from the limit sleeve, the movable block loses the constraint on the protective cover, the protective cover is rotated until the elastic force is abutted against the surface of the fixed seat, the opening of the equipment can be finished, when the protection is needed, the protective cover is rotated to be inserted in the limit sleeve, the slide block is slid towards one side, the expansion spring is stressed and deformed to generate elastic force, the movable block is pushed, the compression spring is stressed and deformed to generate elastic force, the movable block is inserted in the limit sleeve and abutted against the surface of the protective cover, the slide block is loosened, the expansion spring releases the elastic force, the slide block is pushed towards one side, and the slide block is abutted against the inside of the movable block, can accomplish to protect it, through setting up protector, be convenient for protect the kneck of equipment, and then avoid equipment when not using, the kneck easily gets into the dust, easily makes its dust pile up inside, when making its next connection, the bad contact condition appears, and then reduces the fault rate of equipment, improve equipment's protectiveness, reduce the maintenance cost of equipment.

2. In the utility model, by arranging the adjusting device, when the equipment needs to be moved, the stop block is pulled to one side, the limiting plate is pushed to one side close to the sliding sleeve, the limiting plate drives the positioning block to move together, the limiting spring is stressed and deformed to generate elasticity, when the limiting plate drives the positioning block to move to a certain position, the stop block is pressed to be abutted against the surface of the positioning block, the workbench is pushed, the workbench drives the wheels to rotate, the equipment can be moved, when the equipment needs to be stopped, the stop block is pulled to one side, the stop block loses the constraint on the positioning block, the limiting spring releases the elasticity, the positioning block and the limiting plate are pushed to one side, the equipment can be stopped, the equipment can be moved conveniently by arranging the adjusting device, and further, the equipment does not need to be positioned and installed when the equipment is used, the position needs to be adjusted, and the equipment needs to be moved by manual carrying when the equipment is moved, the workload of workers is easily increased, the working efficiency is reduced, the use difficulty of the equipment is further reduced, and the usability of the equipment is improved.

Drawings

Fig. 1 is a schematic perspective view of a pantograph test stand according to the present invention;

fig. 2 is a schematic structural view of a point a in fig. 1 of a pantograph test stand according to the present invention;

fig. 3 is a schematic structural view of a protector in a pantograph test bed according to the present invention;

fig. 4 is a schematic view of an explosion structure of a protector in a pantograph test bed according to the present invention;

fig. 5 is an illustration of an explosion structure of the adjusting device in the pantograph test stand according to the present invention.

Illustration of the drawings: 1. a work table; 2. a connecting port; 3. a guard; 31. a slider; 32. a limiting sleeve; 33. a slide bar; 34. a protective cover; 35. a moving block; 36. a fixed seat; 4. an adjustment device; 41. a wheel; 42. a sliding sleeve; 43. a stopper; 44. a limiting plate; 45. fixing the rod; 46. positioning a rod; 47. and (5) positioning the blocks.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The embodiment is shown in fig. 1-5, a pantograph test bed comprises a workbench 1 and a protection device 3, wherein one side of the workbench 1 is provided with six connectors 2, the six connectors 2 are arranged in a mirror symmetry manner, and the protection device 3 is arranged on the surface of the workbench 1, so that dust is prevented from entering into interfaces easily when equipment is not used, the dust is easily accumulated inside the interfaces, and the next connection is realized due to the fact that poor contact occurs, the fault rate of the equipment is reduced, the protection performance of the equipment is improved, and the maintenance cost of the equipment is reduced.

The specific arrangement and function of the guard means 3 and the adjustment means 4 will be described in detail below.

As shown in fig. 1 and 4, the protection device 3 includes a fixed seat 36, the fixed seat 36 is fixedly connected to the surface of the workbench 1, the surface of the fixed seat 36 is rotatably connected to a protective cover 34, one side of the workbench 1 close to the connection port 2 is fixedly connected to a position-limiting sleeve 32, the protective cover 34 is slidably connected to the inner wall of the position-limiting sleeve 32, one side of the position-limiting sleeve 32 is fixedly connected to two symmetrically arranged slide bars 33, the surface of the slide bar 33 is slidably connected to a moving block 35, the moving block 35 is slidably connected to the inner walls of the fixed sleeve and the protective cover 34, the inner wall of the position-limiting sleeve 32 is slidably connected to a slide block 31, the slide block 31 is slidably connected to the inner wall of the moving block 35, the surface of the moving block 35 is provided with a sliding groove, the slide block 31 is slidably connected to the inner wall of the sliding groove, one side of the slide bar 33 close to the moving block 35 is fixedly connected to a compression spring, one side of the moving block 35 close to the slide bar 33 is fixedly connected to the compression spring, one side fixedly connected with expanding spring that stop collar 32 is close to slider 31, one side and expanding spring fixed connection that slider 31 is close to stop collar 32 can protect the kneck, and then avoid when not connecting, get into the problem of dust easily.

The whole protection device 3 achieves the effects that through the arrangement of the protection device 3, when the equipment needs to be opened, the sliding block 31 is slid towards one side, the expansion spring is stressed and deformed to generate elastic force, the sliding block 31 loses the constraint on the moving block 35, the compression spring releases the elastic force, the moving block 35 is pulled towards one side away from the limiting sleeve 32, the moving block 35 loses the constraint on the protective cover 34, the protective cover 34 is rotated until the protective cover abuts against the surface of the fixed seat 36, the opening of the equipment can be completed, when the protection is needed, the protective cover 34 is rotated, the protective cover 34 is inserted into the limiting sleeve 32, the sliding block 31 is slid towards one side, the expansion spring is stressed and deformed to generate elastic force, the moving block 35 is pushed, the compression spring is stressed and deformed to generate elastic force, the moving block 35 is inserted into the limiting sleeve 32 and abuts against the surface of the protective cover 34, the sliding block 31 is released, and the expansion spring releases the elastic force, promote slider 31 to one side, make its slider 31 offset with the inside of movable block 35, can accomplish and protect it, through setting up protector 3, be convenient for protect the kneck of equipment, and then avoid equipment when not using, the kneck easily gets into the dust, easily makes its dust pile up inside, when making its next connection, the condition of contact failure appears, and then reduces the fault rate of equipment, improve the protectiveness of equipment, reduces the maintenance cost of equipment.

As shown in fig. 1 and 5, the adjusting device 4 includes wheels 41, so as to avoid the situation that when the equipment is used, the equipment does not need to be positioned and installed, the position needs to be adjusted, and when the equipment is moved, the equipment needs to be moved by manual carrying, which easily increases the work burden of workers, and reduces the work efficiency, thereby reducing the difficulty of using the equipment, and improving the usability of the equipment, the number of the wheels 41 is four, the wheels 41 are fixedly connected with the surface of the workbench 1, two sliding sleeves 42 are symmetrically arranged and fixedly connected to both sides of the workbench 1, the inner walls of the sliding sleeves 42 are slidably connected with the limiting plates 44, one side of the limiting plates 44 is fixedly connected with the positioning block 47, the surface of the sliding sleeves 42 is fixedly connected with the positioning rod 46, the positioning rod 46 is slidably connected with the inner walls of the positioning block 47, the surface of the sliding sleeves 42 is fixedly connected with the fixing rod 45, and the surface of the fixing rod 45 is slidably connected with the stopper 43, dog 43 and locating piece 47's surface sliding connection, the rectangular hole that four symmetries set up is seted up on the surface of limiting plate 44, the inner wall sliding connection in wheel 41 and rectangular hole, locating piece 46 is close to the spacing spring of one side fixedly connected with of locating piece 47, locating piece 47 is close to one side and the spacing spring fixed connection of locating piece 46, can convenient and fast remove equipment, and then avoid using the mode of artifical transport.

The whole adjusting device 4 has the effects that by arranging the adjusting device 4, when the device needs to be moved, the stop block 43 is pulled to one side, the limit plate 44 is pushed to one side close to the sliding sleeve 42, the limit plate 44 drives the positioning block 47 to move together, the limit spring is stressed and deformed to generate elasticity, when the limit plate 44 drives the positioning block 47 to move to a certain position, the stop block 43 is pressed to enable the stop block 43 to be abutted against the surface of the positioning block 47, the workbench 1 is pushed, the workbench 1 drives the wheel 41 to rotate, the movement of the device can be completed, when the device needs to be stopped, the stop block 43 is pulled to one side, the stop block 43 loses the constraint on the positioning block 47, the limit spring releases the elasticity, the positioning block 47 and the limit plate 44 are pushed to one side, the stop of the device can be completed, the device is convenient to move by arranging the adjusting device 4, and the use of the device is avoided, because equipment need not fix a position the installation, need carry out the adjusting position, need remove through the mode of artifical transport when removing, easily increase staff's work burden, reduced work efficiency's the condition, and then reduced the use degree of difficulty of equipment, improved the ease for use of equipment.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The pantograph test bed is characterized in that: including workstation (1) and protector (3), one side of workstation (1) is provided with connector (2), the number of connector (2) has six, six connector (2) are mirror symmetry and set up, the surface of workstation (1) is provided with protector (3), protector (3) include fixing base (36), the fixed surface of fixing base (36) and workstation (1) is connected, the surperficial rotation of fixing base (36) is connected with protective cover (34), one side fixedly connected with stop collar (32) that workstation (1) is close to connector (2), the inner wall sliding connection of protective cover (34) and stop collar (32), slide bar (33) that two symmetries of one side fixedly connected with of stop collar (32) set up.

2. A pantograph test stand according to claim 1, wherein: the surface of the sliding rod (33) is connected with a moving block (35) in a sliding mode, the moving block (35) is connected with the inner walls of the fixed sleeve and the protective cover (34) in a sliding mode respectively, the inner wall of the limiting sleeve (32) is connected with a sliding block (31) in a sliding mode, and the sliding block (31) is connected with the inner wall of the moving block (35) in a sliding mode.

3. A pantograph test stand according to claim 2, wherein: the surface of the moving block (35) is provided with a sliding groove, and the sliding block (31) is connected with the inner wall of the sliding groove in a sliding mode.

4. A pantograph test stand according to claim 3, wherein: one side of the sliding rod (33) close to the moving block (35) is fixedly connected with a compression spring, and one side of the moving block (35) close to the sliding rod (33) is fixedly connected with the compression spring.

5. A pantograph test stand according to claim 4, wherein: one side fixedly connected with expanding spring that stop collar (32) is close to slider (31), one side and expanding spring fixed connection that slider (31) is close to stop collar (32).

6. A pantograph test stand according to claim 5, wherein: the lower surface of workstation (1) is provided with adjusting device (4), adjusting device (4) include wheel (41), wheel (41) are connected with the fixed surface of workstation (1), sliding sleeve (42) that two symmetries of the equal fixedly connected with in both sides of workstation (1) set up, the inner wall sliding connection of sliding sleeve (42) has limiting plate (44), one side fixedly connected with locating piece (47) of limiting plate (44), the fixed surface of sliding sleeve (42) is connected with locating lever (46), the inner wall sliding connection of locating lever (46) and locating piece (47), the fixed surface of sliding sleeve (42) is connected with dead lever (45), the sliding surface of dead lever (45) is connected with dog (43), the sliding surface connection of dog (43) and locating piece (47).

7. A pantograph test stand according to claim 6, wherein: four rectangular holes which are symmetrically arranged are formed in the surface of the limiting plate (44), and the wheels (41) are connected with the inner walls of the rectangular holes in a sliding mode.

8. A pantograph test stand according to claim 7, wherein: one side of the positioning rod (46) close to the positioning block (47) is fixedly connected with a limiting spring, and one side of the positioning block (47) close to the positioning rod (46) is fixedly connected with the limiting spring.