CN211867559U

CN211867559U - Clamp of electrical detection device

Info

Publication number: CN211867559U
Application number: CN202020054687.8U
Authority: CN
Inventors: 林桂珍
Original assignee: Nanan Ruijun Machinery Technology Co Ltd
Current assignee: Nanan Ruijun Machinery Technology Co Ltd
Priority date: 2020-01-12
Filing date: 2020-01-12
Publication date: 2020-11-06
Anticipated expiration: 2030-01-12

Abstract

The utility model discloses an electrical detection device's anchor clamps, including bottom plate and roof, the upper end of bottom plate is connected with the roof through coupling mechanism, the inside of bottom plate is provided with drive mechanism, and drive mechanism is connected with coupling mechanism's lower extreme, the second through-hole has been seted up on the roof, first through-hole has been seted up on the bottom plate, and first through-hole is corresponding with the second through-hole, install fixture in the first through-hole. The utility model discloses a set up fixture, the gyro wheel in the fixture can guide it when probe retaining part passes first through-hole to through the cooperation of spring and fixed block, make every group gyro wheel all can produce the displacement, make the interval between four group's gyro wheels can carry out automatic adjustment according to the retaining part diameter of different diameters, thereby can carry out the centre gripping spacing to the probe retaining part of different diameters, in order to play prevent dragging and spacing function.

Description

Clamp of electrical detection device

Technical Field

The utility model relates to an electrical detection device anchor clamps technical field specifically is an electrical detection device's anchor clamps.

Background

When short circuit and open circuit detection are carried out on detection objects such as circuit boards, in order to reduce and avoid the influence of external interference caused by detection equipment on detection results, a four-wire detection mode is generally adopted, in the four-wire detection process, a clamp is required to be used for limiting a probe and a holding part of the probe, but the diameter of a through hole on the clamp is fixed at present, the through hole cannot be adjusted according to the sizes of the probe holding parts with different sizes, the length of a supporting part of the clamp is fixed at present, and the length of the holding part used as required cannot be adjusted, so that the clamp of the electric detection device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrical detection device's anchor clamps to the through-hole diameter size on the present anchor clamps that proposes in solving above-mentioned background art is fixed, can't adjust according to the size of not equidimension probe retaining part, and present anchor clamps supporting part length is fixed, can't carry out the problem of adjusting according to the retaining part length that required use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electrical detection device's anchor clamps, includes bottom plate and roof, the upper end of bottom plate is connected with the roof through coupling mechanism, the inside of bottom plate is provided with drive mechanism, and drive mechanism is connected with coupling mechanism's lower extreme, the second through-hole has been seted up on the roof, first through-hole has been seted up on the bottom plate, and first through-hole and second through-hole correspond, install fixture in the first through-hole.

Preferably, the connecting mechanism comprises a screw rod, the lower end of the screw rod is inserted into the four corners of the upper end of the bottom plate through a bearing, a loop bar is fixedly mounted at the four corners of the lower end of the top plate, a groove is formed in the lower end of the loop bar, the upper end of the screw rod is inserted into the loop bar from the opening of the groove, a threaded sleeve is fixedly mounted at the opening of the groove, and the threaded sleeve is sleeved on the screw rod.

Preferably, the transmission mechanism comprises a transmission rod, the transmission rod is transversely installed inside four sides of the bottom plate through bearings, two conical gears are installed at two ends of the transmission rod and are meshed with the first conical gear, the first conical gear is fixedly installed at the lower end of the screw rod, a knob is inserted into the right end of the front side of the bottom plate through the bearings, and the inner end of the knob is fixedly connected with the right end of the transmission rod.

Preferably, fixture includes the race, four groups of races have been seted up to the equidistance in the inner wall of first through-hole, and install the gyro wheel in the race, the race has seted up the spout near the inner wall at gyro wheel center pin both ends, and installs fixed block and spring in the spout, spring fixed mounting is in the spout, the one end of spring and the one end fixed connection of fixed block, the center pin of gyro wheel passes through the opening cooperation bearing of spout and inserts and establish in the fixed block.

Preferably, the center of the outer surface of the roller is provided with a concave shape, and the outer surface of the roller is glued with a rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that: according to the clamp of the electric detection device, the connecting structure and the transmission mechanism are arranged, the first conical gear can be driven to rotate when the second conical gear in the transmission mechanism rotates, the first conical gear can drive the screw rod to rotate to be matched with the threaded sleeve, so that the screw rod and the sleeve rod can stretch, the distance between the bottom plate and the top plate can be changed by changing the combined length between the screw rod and the sleeve rod, and the device can be adjusted according to the length of the probe holding part required to be held so as to be convenient to operate;

through setting up fixture, the gyro wheel in the fixture can guide it when probe retaining part passes first through-hole to through the cooperation of spring and fixed block, make every group gyro wheel all can produce the displacement, make the interval between four groups of gyro wheels can carry out automatic adjustment according to the retaining part diameter of different diameters, thereby can carry out the centre gripping spacing to the probe retaining part of different diameters, in order to play and prevent dragging and spacing function.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention from the back;

FIG. 3 is a schematic top sectional view of the structure of the present invention;

fig. 4 is an enlarged schematic view of a in fig. 3 according to the present invention.

In the figure: 1. a base plate; 2. a screw; 3. a loop bar; 4. a threaded sleeve; 5. a top plate; 6. a first bevel gear; 7. a transmission rod; 8. a second bevel gear; 9. a knob; 10. a second through hole; 11. a first through hole; 12. a wheel groove; 13. a roller; 14. a fixed block; 15. a spring.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides an electrical detection device's anchor clamps, including bottom plate 1 and roof 5, the upper end of bottom plate 1 is connected with roof 5 through coupling mechanism, the inside of bottom plate 1 is provided with drive mechanism, and drive mechanism is connected with coupling mechanism's lower extreme, second through-hole 10 has been seted up on roof 5, first through-hole 11 has been seted up on bottom plate 1, and first through-hole 11 is corresponding with second through-hole 10, install fixture in first through-hole 11, pass first through-hole 11 and second through-hole 10 with the probe during the use, make the maintenance portion of probe pass first through-hole 11 and be in between bottom plate 1 and roof 5.

Referring to fig. 2 and 3, the connecting mechanism includes a screw rod 2, the lower end of the screw rod 2 is inserted into the four corners of the upper end of the bottom plate 1 through bearings, the four corners of the lower end of the top plate 5 are fixedly provided with loop bars 3, the lower end of the loop bars 3 is provided with grooves, the upper end of the screw rod 2 is inserted into the loop bars 3 from the openings of the grooves, the openings of the grooves are fixedly provided with threaded sleeves 4, the threaded sleeves 4 are sleeved on the screw rod 2, the transmission mechanism includes a transmission rod 7, the transmission rod 7 is transversely installed inside the four sides of the bottom plate 1 through bearings, two ends of the transmission rod 7 are respectively provided with a second bevel gear 8, the second bevel gear 8 is meshed with a first bevel gear 6, the first bevel gear 6 is fixedly installed at the lower end of the screw rod 2, the right end of the front side of the bottom plate 1 is inserted with a knob 9 through bearings, the knob 9 is used for driving the transmission rod 7 to rotate, the transmission rod 7 can drive the first bevel gear 6 to rotate through the second bevel gear 8, the first bevel gear 6 can drive other second bevel gears 8 to rotate, after the four groups of transmission rods 7 drive the four groups of first bevel gears 6 to rotate through the second bevel gears 8, the first bevel gear 6 can drive the screw rod 2 to rotate, the screw rod 2 can be matched with the screw sleeve 4 to extend and retract at the lower end of the sleeve rod 3 through rotation, so that the combined length of the screw rod 2 and the sleeve rod 3 is changed, the distance between the top plate 5 and the bottom plate 1 is changed, and the distance between the bottom plate 1 and the top plate 5 can be adjusted according to the required length of the probe holding part;

the clamping mechanism comprises wheel grooves 12, four groups of wheel grooves 12 are equidistantly formed in the inner wall of a first through hole 11, a roller 13 is arranged in each wheel groove 12, sliding grooves are formed in the inner walls of the wheel grooves 12, which are close to two ends of the central shaft of the roller 13, fixed blocks 14 and springs 15 are arranged in the sliding grooves, the springs 15 are fixedly arranged in the sliding grooves, one ends of the springs 15 are fixedly connected with one ends of the fixed blocks 14, the central shaft of the roller 13 is inserted into the fixed blocks 14 through the opening of the sliding grooves in a matching manner, the center of the outer surface of the roller 13 is concave, rubber pads are glued on the outer surface of the roller 13, when a holding part passes through the first through hole 11, the four groups of rollers 13 are contacted, the rubber pads on the surface of the roller 13 can increase the friction force between the roller 13 and the holding part, so that when the holding part passes through, the roller 13 can rotate, the holding part can be guided through the matching of, in addition if the diameter of holding portion is great, can strut four group's gyro wheels 13, make four group's gyro wheels 13 remove to race 12, gyro wheel 13 can drive fixed block 14 and slide backward in the spout, fixed block 14 can extrude spring 15 application of force, spring 15 can be through the forward application of force of elasticity with fixed block 14, cause gyro wheel 13 to receive one to the power of race 12 opening part, gyro wheel 13 can carry out the centre gripping spacing to holding portion through this power, this structure makes gyro wheel 13 can be according to the holding portion automatic adjustment of different diameters, and can keep clamping function all the time, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A clamp of an electrical detection device comprises a bottom plate (1) and a top plate (5), and is characterized in that: the upper end of bottom plate (1) is connected with roof (5) through coupling mechanism, the inside of bottom plate (1) is provided with drive mechanism, and drive mechanism is connected with coupling mechanism's lower extreme, second through-hole (10) have been seted up on roof (5), first through-hole (11) have been seted up on bottom plate (1), and first through-hole (11) are corresponding with second through-hole (10), install fixture in first through-hole (11).

2. The fixture of an electrical testing device of claim 1, wherein: the connecting mechanism comprises a screw rod (2), the lower end of the screw rod (2) is inserted into the upper end four corners of the bottom plate (1) through a bearing, a loop bar (3) is fixedly mounted at the lower end four corners of the top plate (5), a groove is formed in the lower end of the loop bar (3), the upper end of the screw rod (2) is inserted into the loop bar (3) from the opening of the groove, a threaded sleeve (4) is fixedly mounted at the opening of the groove, and the threaded sleeve (4) is sleeved on the screw rod (2).

3. The fixture of an electrical testing device of claim 1, wherein: drive mechanism includes transfer line (7), inside four sides at bottom plate (1) was transversely installed through the bearing in transfer line (7), second bevel gear (8) were all installed at the both ends of transfer line (7), second bevel gear (8) and first bevel gear (6) mesh mutually, first bevel gear (6) fixed mounting is at the lower extreme of screw rod (2), the front side right-hand member of bottom plate (1) is inserted through the bearing and is equipped with knob (9), and the right-hand member fixed connection of the inner of knob (9) and transfer line (7).

4. The fixture of an electrical testing device of claim 1, wherein: fixture includes race (12), four sets of races (12) have been seted up to the equidistance in the inner wall of first through-hole (11), and install gyro wheel (13) in race (12), race (12) are close to and have seted up the spout in the inner wall at gyro wheel (13) center pin both ends, and install fixed block (14) and spring (15) in the spout, spring (15) fixed mounting is in the spout, the one end of spring (15) and the one end fixed connection of fixed block (14), the center pin of gyro wheel (13) is inserted through the opening cooperation bearing of spout and is established in fixed block (14).

5. The fixture of an electrical inspection apparatus of claim 4, wherein: the center of the outer surface of the roller (13) is concave, and a rubber pad is glued on the outer surface of the roller (13).