CN215641407U

CN215641407U - Bridge clamp for detecting line

Info

Publication number: CN215641407U
Application number: CN202121993747.3U
Authority: CN
Inventors: 金梦; 孙凯丽
Original assignee: Shaanxi Hantong Construction Engineering Quality Inspection Co ltd
Current assignee: Shaanxi Hantong Construction Engineering Quality Inspection Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-25
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a bridge clamp for detecting a line, and particularly relates to the field of line detection equipment, which comprises a supporting seat and four groups of clamping devices positioned on the supporting seat, wherein each clamping device comprises a driving assembly and two clamping blocks, the driving assembly is used for driving the two clamping blocks to synchronously move, and the clamping blocks are connected with the supporting seat in a sliding manner; the bridge clamp for detecting the line is convenient to clamp the line to be detected through the clamping block, reduces the possibility of separation in the line detection process, is further convenient to detect the line, and improves the accuracy of the line detection result.

Description

Bridge clamp for detecting line

Technical Field

The utility model relates to the field of line detection equipment, in particular to a bridge clamp for detecting a line.

Background

A quadrilateral measuring circuit composed of elements such as a resistor, a capacitor, an inductor and the like is called as an electric bridge, four sides are often called as bridge arms and used as measuring circuits, a power supply is connected to two ends of one diagonal line of the quadrilateral, and two ends of the other diagonal line are connected with a zero-pointing instrument; the bridge clamp is matched with various bridges for use and is mainly used for detecting conductor resistance of wires and cables.

In the related art, when a line is detected, firstly, a bridge clamp is used for clamping the line, then elements in the bridge are adjusted, so that the bridge is balanced, and then a balance equation is utilized to calculate parameters of the detected line, so that the condition of the line is judged.

In view of the above related technologies, the inventor believes that in a long-time use process of a common bridge clamp, the clamp has a reduced clamping capability due to different clamping pieces, which affects the judgment of a line detection result.

SUMMERY OF THE UTILITY MODEL

In order to improve the accuracy of the line detection result, the utility model provides a bridge clamp for detecting the line.

The bridge clamp for the detection line comprises a supporting seat and a plurality of groups of clamping devices positioned on the supporting seat, wherein each clamping device comprises a driving assembly and two clamping blocks, the driving assembly is used for driving the two clamping blocks to move synchronously, and the clamping blocks are connected with the supporting seat in a sliding mode.

By adopting the technical scheme, when the line is detected, the driving assembly is adjusted to drive the two clamping blocks to be away from each other, then the line to be detected is placed between the two clamping blocks, then the driving assembly is adjusted to drive the two clamping blocks to be close to each other to clamp the line, and then the line is detected; the designed bridge clamp for detecting the line is convenient for clamping the line to be detected through the clamping block, the possibility of separation in the line detection process is reduced, the line is convenient to detect, and the accuracy of the line detection result is improved.

Optionally, the driving assembly comprises a fixed plate, a driving plate, a sliding rod, two fixed seats, two first connecting rods and two second connecting rods, the fixed plate is connected with the supporting seat, the driving plate is connected with the supporting seat in a sliding mode, the fixed seats are located on the supporting seat, the two ends of the sliding rod are respectively connected with the two fixed seats in a sliding mode, one end of each first connecting rod is hinged to the fixed plate, the other end of each first connecting rod is hinged to the corresponding clamping block, one end of each second connecting rod is hinged to the driving plate, the other end of each second connecting rod is hinged to the corresponding clamping block, the clamping blocks are connected with the sliding rods in a sliding mode, and driving pieces for driving the sliding rods to move are arranged on the fixed seats.

By adopting the technical scheme, when the clamping block is driven to move, the driving piece is adjusted firstly, the driving piece drives the sliding rod to move, the sliding rod drives the clamping block to move, the clamping block drives the first connecting rod and the second connecting rod to move, and the second connecting rod drives the driving plate to move; the driving piece is arranged, so that the sliding rod can be driven to move conveniently, and then the clamping block can be driven to move conveniently, so that the clamping block can be used for tensioning the circuit, and the circuit can be detected conveniently.

Optionally, a first sliding groove is formed in the supporting seat, a sliding block is embedded in the first sliding groove and located on the driving plate, and the length direction of the first sliding groove is perpendicular to the axial direction of the sliding rod.

Through adopting above-mentioned technical scheme, the directional slip of the slider of being convenient for is realized to the setting of first spout, and then drives the drive plate motion for the drive plate promotes the motion of second connecting rod, realizes being close to or keeping away from of pressing from both sides tight piece, and then reduces the possibility of pressing from both sides tight piece dislocation.

Optionally, the driving part is a bidirectional screw, the bidirectional screw is rotatably connected with the fixed seat, the bidirectional screw is in threaded connection with the slide bars, and two adjacent slide bars close to one end of the bidirectional screw are located on the thread section with the same rotation direction of the bidirectional screw.

Through adopting above-mentioned technical scheme, the setting of two-way screw rod is convenient for drive the slide bar, and then drives and press from both sides tight piece with the group and be close to each other or keep away from, realizes pressing from both sides tight to the circuit, and simultaneously, the drive of being convenient for is located the slide bar on the different screw thread section and is close to each other or keep away from, realizes the take-up to the circuit, improves the accuracy that the circuit detected.

Optionally, a second sliding groove is formed in the fixing seat, a driving block is embedded in the second sliding groove and located on the sliding rod, and the length direction of the second sliding groove is arranged along the axial direction of the bidirectional screw rod.

Through adopting above-mentioned technical scheme, the directional slip of the drive block of being convenient for is realized in the setting of second spout, and then the drive block of being convenient for drives the slide bar motion for the slide bar drives and presss from both sides tight piece motion, improves the stability of pressing from both sides tight piece motion.

Optionally, a connecting block is arranged on the clamping block, a through hole for the sliding rod to pass through is formed in the connecting block, the connecting block is connected with the sliding rod in a sliding mode, and the first connecting rod and the second connecting rod are hinged to the connecting block.

Through adopting above-mentioned technical scheme, the setting of connecting block is convenient for press from both sides tight piece and be connected of head rod and second connecting rod, and the slide bar of being convenient for passes through the setting of through-hole, and then the slide bar of being convenient for drives and presss from both sides tight piece motion among the different clamping device, realizes the take-up to the circuit, and then improves the precision that the circuit detected.

Optionally, one side of each clamping block, which is close to each other, is provided with a plurality of plugging blocks, and a slot for plugging the plugging blocks is formed between every two adjacent plugging blocks.

By adopting the technical scheme, the arrangement of the inserting blocks and the inserting grooves facilitates the inserting of the two clamping blocks, improves the clamping degree of the clamping blocks to the circuit, and reduces the possibility that the circuit is separated from the clamping blocks.

Optionally, a rubber layer is arranged on one side of the insertion blocks close to each other.

Through adopting above-mentioned technical scheme, the setting on rubber layer reduces to press from both sides the wearing and tearing of tight piece to the circuit when pressing from both sides tight, and then prolongs the life of circuit.

In summary, the utility model includes at least one of the following beneficial technical effects:

1. the designed bridge clamp for detecting the line is convenient to clamp the line to be detected through the clamping block, the possibility of separation in the line detection process is reduced, the line is further convenient to detect, and the accuracy of the line detection result is improved;

2. the arrangement of the bidirectional screw rod is convenient for driving the slide rods, so that the same group of clamping blocks are driven to be close to or far away from each other, the circuit is clamped, meanwhile, the slide rods positioned on different thread sections are driven to be close to or far away from each other, the circuit is tensioned, and the accuracy of circuit detection is improved;

3. due to the arrangement of the insertion block and the insertion groove, the two clamping blocks can be conveniently inserted, the clamping degree of the clamping blocks on the circuit is improved, and the possibility that the circuit is separated from the clamping blocks is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Description of reference numerals: 1. a supporting seat; 11. a chute; 2. a clamping device; 21. a clamping block; 211. connecting blocks; 2111. a through hole; 212. an insertion block; 213. a slot; 22. a drive assembly; 221. a fixing plate; 222. a drive plate; 2221. a slider; 223. a slide bar; 2231. a drive block; 224. a fixed seat; 2241. a second chute; 225. a first connecting rod; 226. a second connecting rod; 227. a bidirectional screw; 2271. a handle is rotated; 3. a rubber layer.

Detailed Description

The present invention is described in further detail below with reference to FIGS. 1-2.

The embodiment of the utility model discloses an electric bridge clamp for detecting a line. Referring to fig. 1, the bridge clamp for detecting the line includes a support base 1 and four sets of clamping devices 2 located on the support base 1, wherein two sets of clamping devices 2 are one set, one set of clamping device 2 is used for clamping a current end, and the other set of clamping device 2 is used for clamping a voltage end; each clamping device 2 includes drive assembly 22 and two clamp tight piece 21, and drive assembly 22 is used for driving two clamp tight piece 21 synchronous motion, presss from both sides tight piece 21 and supporting seat 1 sliding connection, presss from both sides the setting of tight piece 21, is convenient for carry out the centre gripping to waiting to detect the circuit, and then is convenient for detect the circuit, simultaneously, improves the stability to the circuit centre gripping, and then improves the degree of accuracy that the circuit detected.

Referring to fig. 1, the driving assembly 22 includes a fixing plate 221, a driving plate 222, a sliding rod 223, two fixing seats 224, two first connecting rods 225 and two second connecting rods 226, the fixing plate 221 is welded to the supporting seat 1, the driving plate 222 is slidably connected to the supporting seat 1, the fixing seats 224 are welded to the supporting seat 1, two ends of the sliding rod 223 are slidably connected to the two fixing seats 224 respectively, one end of each first connecting rod 225 is hinged to the fixing plate 221, the other end of each first connecting rod is hinged to the clamping block 21, one end of each second connecting rod 226 is hinged to the driving plate 222, the other end of each second connecting rod is hinged to the clamping block 21, the clamping block 21 is slidably connected to the sliding rod 223, and a driving element for driving the sliding rod 223 to move is disposed on the fixing seat 224; the driving piece sets up to two-way screw rod 227, two-way screw rod 227 rotates with fixing base 224 to be connected, and two-way screw rod 227 stretches out fixing base 224 one end welding and turning handle 2271, two-way screw rod 227 and slide bar 223 threaded connection, two adjacent slide bars 223 that are close to two-way screw rod 227 one end are located two-way screw rod 227 and revolve to the same screw thread section, two-way screw rod 227's setting, be convenient for drive slide bar 223 motion, and then be convenient for slide bar 223 drive and press from both sides tight piece 21 motion, realize the take-up to the circuit, the improvement is to the accuracy that the circuit detected.

Referring to fig. 1, a first sliding groove 11 is formed in a supporting seat 1, a sliding block 2221 is embedded in the first sliding groove 11, the sliding block 2221 is welded to a driving plate 222, the length direction of the first sliding groove 11 is perpendicular to the axial direction of a sliding rod 223, and the first sliding groove 11 is arranged to facilitate directional movement of the sliding block 2221, so that the sliding block 2221 drives the driving block 2231 to move conveniently, directional movement of a clamping block 21 is achieved, and the possibility of dislocation of the clamping block 21 is reduced; the second spout 2241 has been seted up on fixing base 224, and the embedded driving block 2231 that is equipped with of second spout 2241, driving block 2231 weld on slide bar 223, and the length direction of second spout 2241 sets up along the axial of two-way screw 227, and the directional motion of driving block 2231 is convenient for to the setting of second spout 2241, and then the directional motion of being convenient for drive slide bar 223 improves the stability of pressing from both sides tight piece 21 motion.

Referring to fig. 1, the welding has connecting block 211 on pressing from both sides tight piece 21, set up the through-hole 2111 that supplies slide bar 223 to pass on the connecting block 211, connecting block 211 and slide bar 223 sliding connection, first connecting rod 225 and second connecting rod 226 all articulate with connecting block 211, the setting of connecting block 211 is convenient for press from both sides tight piece 21 and slide bar 223 be connected, the setting of through-hole 2111 is convenient for press from both sides tight piece 21 and move along slide bar 223, and then be convenient for press from both sides the tight circuit.

Referring to fig. 1, a plurality of insertion blocks 212 are integrally connected to one side of each clamping block 21 close to each other, an insertion slot 213 for insertion of the insertion block 212 is formed between two adjacent insertion blocks 212, and the insertion blocks 212 and the insertion slots 213 are arranged to facilitate insertion of the two clamping blocks 21, so as to improve stability of clamping a line; the rubber layer 3 is adhered to one side, close to each other, of the insertion block 212, and due to the arrangement of the rubber layer 3, abrasion of the insertion block 212 to the line when the line is clamped by the clamping block 21 is reduced, and the service life of the line is prolonged.

The implementation principle of the bridge clamp for detecting the circuit in the embodiment of the utility model is as follows: when detecting the circuit, the turning handle 2271 is rotated, the turning handle 2271 drives the bidirectional screw 227 to rotate, the bidirectional screw 227 drives the slide bar 223 to move, the slide bar 223 drives the clamping block 21 to move, the clamping block 21 drives the first connecting rod 225 and the second connecting rod 226 to move, the second connecting rod 226 drives the drive plate 222 to move, two clamping blocks 21 are realized to be away from each other, then the circuit to be detected is placed between two clamping blocks 21, the handle is reversely rotated again, so that the two clamping blocks 21 are close to each other, move to the inserting block 212 embedded into the slot 213, clamp the circuit, and simultaneously, the circuit to be detected is tensioned, and then the circuit is detected.

The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. A bridge clamp for detecting a line, characterized in that: including supporting seat (1) and be located four sets of clamping device (2) on supporting seat (1), each clamping device (2) include drive assembly (22) and two press from both sides tight piece (21), drive assembly (22) are used for driving two press from both sides tight piece (21) simultaneous movement, press from both sides tight piece (21) and supporting seat (1) sliding connection.

2. The bridge clamp for detecting a line of claim 1, wherein: the driving component (22) comprises a fixing plate (221), a driving plate (222), a sliding rod (223), two fixing seats (224), two first connecting rods (225) and two second connecting rods (226), the fixing plate (221) is connected with the supporting seat (1), the driving plate (222) is connected with the supporting seat (1) in a sliding way, the fixed seats (224) are positioned on the supporting seat (1), two ends of the sliding rod (223) are respectively connected with the two fixed seats (224) in a sliding way, one end of the first connecting rod (225) is hinged with the fixing plate (221), the other end is hinged with the clamping block (21), one end of the second connecting rod (226) is hinged with the driving plate (222), the other end is hinged with the clamping block (21), the clamping block (21) is connected with a sliding rod (223) in a sliding mode, and a driving piece for driving the sliding rod (223) to move is arranged on the fixed seat (224).

3. A bridge clamp for use in a detection circuit according to claim 2, wherein: a first sliding groove (11) is formed in the supporting seat (1), a sliding block (2221) is embedded in the first sliding groove (11), the sliding block (2221) is located on the driving plate (222), and the length direction of the first sliding groove (11) is perpendicular to the axial direction of the sliding rod (223).

4. A bridge clamp for use in a detection circuit according to claim 2, wherein: the driving piece is arranged as a bidirectional screw (227), the bidirectional screw (227) is rotatably connected with the fixed seat (224), the bidirectional screw (227) is in threaded connection with the sliding rod (223), and two adjacent sliding rods (223) close to one end of the bidirectional screw (227) are located on the same thread section of the bidirectional screw (227) in the rotating direction.

5. The bridge clamp for detecting a line of claim 4, wherein: second spout (2241) have been seted up on fixing base (224), embedded driving block (2231) that is equipped with in second spout (2241), driving block (2231) is located on slide bar (223), the length direction of second spout (2241) is followed the axial setting of two-way screw rod (227).

6. A bridge clamp for use in a detection circuit according to claim 2, wherein: the clamping block (21) is provided with a connecting block (211), the connecting block (211) is provided with a through hole (2111) for the sliding rod (223) to pass through, the connecting block (211) is in sliding connection with the sliding rod (223), and the first connecting rod (225) and the second connecting rod (226) are hinged to the connecting block (211).

7. The bridge clamp for detecting a line of claim 1, wherein: the clamping blocks (21) are provided with a plurality of inserting blocks (212) on one side close to each other, and an inserting groove (213) for inserting the inserting blocks (212) is formed between every two adjacent inserting blocks (212).

8. The bridge clamp for detecting a line of claim 7, wherein: the rubber layer (3) is arranged on one side, close to each other, of the insertion block (212).