Measuring tool

Abstract

The utility model discloses a measuring tool which comprises a base, the base is provided with a placing groove, two sides of the top of the placing groove are provided with centering mechanisms, the top of one side of the base is provided with a measuring mechanism, each centering mechanism comprises a first guide seat and a second guide seat, the first guide seat and the second guide seat are respectively provided with a guide sliding groove, and the first guide seat and the second guide seat are provided with guide sliding grooves. Two-way screws are rotatably connected to the interiors of the first guide seat and the second guide seat, a driving motor is fixedly connected to the end of one of the two-way screws, and two guide sliding blocks are in threaded connection to each of the two-way screws. According to the measuring tool, the pipe is placed in the placing groove, then the driving motor drives the centering plates to move, so that the two centering plates move towards the middle at the same time to push the pipe to move, the pipes of different sizes are located at the center of the placing groove, the circle centers of the pipes are located under the measuring tape, and the measuring accuracy is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to underground pipeline measurement technical field, concretely is a kind of measuring tool. BACKGROUND

[0002] Urban underground pipeline refers to the pipeline and its accessory facilities such as water supply, drainage, gas, heat, power, communication, broadcasting television, industry within city range, is important infrastructure and "lifeline" to guarantee city operation, when constructing underground pipeline, need to use measuring device to measure the pipe diameter of pipeline, in prior art, when pipeline pipe is placed on device to measure, due to the pipe diameter of pipe material, it is difficult for measuring scale to be in the exact center of pipe material, need to be adjusted by staff to measure, so that the measurement accuracy is not ideal.

[0003] For example, patent publication number CN212458204U, specifically an underground pipeline measuring device, comprising: support frame;The top of the support frame is fixedly provided with a support plate;Fixed structure, the fixed structure is located at both ends of support frame, the fixed structure includes support column, first fixed block, telescopic shaft, second fixed block and return spring, the utility model is fixedly provided with support column on one side of support frame, the other end of support column is fixedly provided with first fixed block, and telescopic shaft is also fixedly provided on the other side of support frame, the other end of telescopic shaft is fixedly provided with second fixed block, so the pipe can be fixed from both sides by first fixed block and second fixed block, then telescopic support column is telescoped, so that support block is located at the exact top of pipe, and telescopic measuring scale is perpendicular to support block, so the length measured by aligning the bottom of pipe by stretching measuring scale is the diameter of pipe, reduces the measurement error, and is convenient to use, there is the problem that the measuring scale is difficult to be in the exact center of pipe material due to the pipe diameter of pipe material, staff needs to be adjusted to measure, so that the measurement accuracy is not ideal. UTILITY MODEL CONTENT

[0004] In view of the defects of the prior art, the utility model provides a kind of measuring tool, solve the problem that the measuring scale is difficult to be in the exact center of pipe material due to the pipe diameter of pipe material, staff needs to be adjusted to measure, so that the measurement accuracy is not ideal.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of measuring tool, including base, the base is placed with setting groove, the setting groove top two sides are equipped with centering mechanism, the base one side top is equipped with measuring mechanism;

[0006] The centering mechanism comprises a first guide seat and a second guide seat, guide sliding grooves are formed in the first guide seat and the second guide seat, bidirectional screws are rotationally connected inside the first guide seat and the second guide seat, a driving motor is fixedly connected to the end of each bidirectional screw, two guide sliding blocks are threadedly connected to each bidirectional screw, a centering plate is arranged on one side of the two guide sliding blocks, two connecting seats are fixedly connected to the centering plate, a connecting rod is arranged between the connecting seat and the guide sliding block, first synchronous wheels are fixedly connected to the ends of the two bidirectional screws, a second synchronous wheel is arranged at the bottom of the first synchronous wheel, a first synchronous belt is arranged between the first synchronous wheel and the second synchronous wheel, a third synchronous wheel is fixedly connected to the end of the second synchronous wheel, and a second synchronous belt is arranged between the two third synchronous wheels.

[0007] Preferably, the first guide seat and the second guide seat are symmetrically arranged on both sides of the placing groove, and the first guide seat and the second guide seat are fixedly connected with the base, so that the first guide seat and the second guide seat can perform centering operation on the pipe from both sides of the placing groove.

[0008] Preferably, the guide sliding groove is matched with the guide sliding block, and the two pairs of guide sliding blocks are slidably connected with the first guide seat and the second guide seat through the guide sliding groove, so that the movement of the guide sliding block can be guided.

[0009] Preferably, the bidirectional screw is provided with two sections of threads in opposite directions, and the two guide sliding blocks are symmetrically arranged on the bidirectional screw, so that the bidirectional screw can drive the two guide sliding blocks to move towards or away from each other.

[0010] Preferably, rubber pads are arranged on the opposite side surfaces of the two centering plates, and the rubber pads are detachably connected with the centering plates, so that the friction force can be increased by using the rubber pads, and the stability can be improved.

[0011] Preferably, one end of the connecting rod is rotationally connected with the connecting seat, and the other end of the connecting rod is rotationally connected with the guide sliding block, so that the guide sliding block can drive the connecting seat to move through the connecting rod.

[0012] Preferably, the measuring mechanism comprises an electric lifting frame, an installation beam is installed on the electric lifting frame, an installation seat is fixedly installed at the bottom of the installation beam, and a measuring tape is installed in the installation seat, so that the pipe diameter can be conveniently measured.

[0013] The utility model provides a kind of measuring tool. Compared with prior art, the following beneficial effects are achieved:

[0014] 1. The measuring tool, by placing the pipe in the placement groove, then driving the motor to drive the centering plate to move, so that the two centering plates move to the middle at the same time to push the pipe to move, so that the pipes of different sizes are in the center of the placement groove, and the center of the circle is directly below the measuring tape, effectively improving the measurement accuracy.

[0015] 2. The measuring tool, the installation beam is driven by the electric lifting frame to ascend and descend, so as to adjust the height, so as to adapt to pipes of different sizes, and the measuring tape can be pulled out to measure, so as to measure the pipe diameter. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic view of the utility model;

[0017] Figure 2 It is the centering mechanism structure schematic view of the utility model;

[0018] Figure 3 It is the connection structure schematic view between the two bidirectional screw rods of the utility model;

[0019] Figure 4 It is the measuring mechanism structure schematic view of the utility model.

[0020] In the drawing: 1, base; 2, centering mechanism; 201, first guide seat; 202, second guide seat; 203, bidirectional screw rod; 204, driving motor; 205, guide sliding block; 206, guide sliding slot; 207, centering plate; 208, rubber pad; 209, connecting seat; 210, connecting rod; 211, first synchronous wheel; 212, second synchronous wheel; 213, first synchronous belt; 214, third synchronous wheel; 215, second synchronous belt; 3, placement groove; 4, measuring mechanism; 401, electric lifting frame; 402, installation beam; 403, mounting seat; 404, measuring tape. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Please refer to Figures 1-3The utility model provides a technical scheme: a measuring tool, including base 1, is equipped with the placement groove 3 on base 1, is equipped with the centering mechanism 2 in the placement groove 3 top both sides, is equipped with the measuring mechanism 4 in base 1 one side top, can pass on the pipe material is placed in the placement groove 3 inside, then the centering mechanism 2 is in the placement groove 3 center place with the pipe material of different sizes, and makes its center in the measuring mechanism 4 just below, to can effectively improve the measurement accuracy.

[0023] The centering mechanism 2 includes first guide seat 201 and second guide seat 202, first guide seat 201 and second guide seat 202 are symmetrically arranged on both sides of the placement groove 3, and first guide seat 201 and second guide seat 202 are fixedly connected with the base 1, so that first guide seat 201 and second guide seat 202 can center the pipe from both sides of the placement groove 3, and guide grooves 206 are formed in first guide seat 201 and second guide seat 202, bidirectional screws 203 are rotatably connected in first guide seat 201 and second guide seat 202, and drive motors 204 are fixedly connected to one end of each bidirectional screw 203, two guide blocks 205 are threadedly connected to each bidirectional screw 203, the guide grooves 206 are matched with the guide blocks 205, and the two pairs of guide blocks 205 are slidably connected to the first guide seat 201 and the second guide seat 202 through the guide grooves 206, so that the movement of the guide blocks 205 can be guided, the bidirectional screws 203 are provided with two sections of threads in opposite directions, and the two guide blocks 205 are symmetrically arranged on the bidirectional screws 203, so that the bidirectional screws 203 can drive the two guide blocks 205 to move towards each other or away from each other, the centering plates 207 are arranged on one side of the two guide blocks 205, rubber pads 208 are arranged on the opposite side surfaces of the two centering plates 207, and the rubber pads 208 are detachably connected to the centering plates 207, so that the friction force can be increased by the rubber pads 208 to improve the stability, the two connecting seats 209 are fixedly connected to the centering plates 207, the connecting rods 210 are arranged between the connecting seats 209 and the guide blocks 205, one end of the connecting rod 210 is rotatably connected to the connecting seat 209, the other end of the connecting rod 210 is rotatably connected to the guide block 205, so that the guide block 205 can drive the connecting seat 209 to move through the connecting rod 210, the first synchronous wheels 211 are fixedly connected to the ends of the two bidirectional screws 203, the second synchronous wheels 212 are arranged at the bottom of the first synchronous wheels 211, the second synchronous wheels 212 are rotatably connected to the inner wall of the base 1, the first synchronous belts 213 are arranged between the first synchronous wheels 211 and the second synchronous wheels 212, the third synchronous wheels 214 are fixedly connected to the ends of the second synchronous wheels 212, the second synchronous belts 215 are arranged between the two third synchronous wheels 214, and the tension pulleys are arranged on one side of the second synchronous belts 215, so that the second synchronous belts 215 can be kept in a tensioned state, and the two bidirectional screws 203 can be synchronously rotated.

[0024] Please refer toFigure 1 And Figure 4 The measuring mechanism 4 comprises an electric lifting frame 401, the electric lifting frame 401 drives the installation beam 402 to lift through a motor-driven screw rod, so that the height of the installation beam 402 can be adjusted, the installation beam 402 is installed on the electric lifting frame 401, the installation seat 403 is fixedly installed at the bottom of the installation beam 402, the measuring tape 404 is installed in the installation seat 403, the measuring tape 404 is directly above the center of the pipe, which can conveniently measure the pipe diameter, the installation beam 402 can be lifted through the electric lifting frame 401, so that the height can be adjusted, so as to adapt to pipes of different sizes, and the measuring tape 404 can be pulled out for measurement, so that the pipe diameter of the pipe can be measured.

[0025] When working, the pipe is placed in the placing groove 3, then the motor 204 is driven to rotate the two bidirectional screw rods 203, the two bidirectional screw rods 203 rotate to drive the two guide sliding blocks 205 to move towards each other, the guide sliding blocks 205 move to drive the connecting rod 210 to rotate, the connecting rod 210 rotates to drive the connecting seat 209 to move, the connecting seat 209 moves to drive the centering plate 207 to move, so that the two centering plates 207 move towards the center at the same time to push the pipe to move, so that the pipes of different sizes are at the center of the placing groove 3, and the center of the pipe is directly below the measuring tape 404, so that the measurement accuracy can be effectively improved.

[0026] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

Claims

1. A measuring tool comprising a base (1), characterized in that: The base (1) is provided with a placing groove (3), and the two sides of the top of the placing groove (3) are provided with a centering mechanism (2), and the top of one side of the base (1) is provided with a measuring mechanism (4); The centering mechanism (2) comprises first guide seats (201) and second guide seats (202), guide sliding grooves (206) are formed in the first guide seats (201) and the second guide seats (202), bidirectional screws (203) are rotatably connected in the first guide seats (201) and the second guide seats (202), drive motors (204) are fixedly connected to the ends of the bidirectional screws (203), two guide sliding blocks (205) are threadedly connected to each bidirectional screw (203), a centering plate (207) is arranged on one side of the two guide sliding blocks (205), two connecting seats (209) are fixedly connected to the centering plate (207), connecting rods (210) are arranged between the connecting seats (209) and the guide sliding blocks (205), first synchronous wheels (211) are fixedly connected to the ends of the two bidirectional screws (203), second synchronous wheels (212) are arranged at the bottoms of the first synchronous wheels (211), a first synchronous belt (213) is arranged between the first synchronous wheels (211) and the second synchronous wheels (212), third synchronous wheels (214) are fixedly connected to the ends of the second synchronous wheels (212), and a second synchronous belt (215) is arranged between the two third synchronous wheels (214).

2. A measuring tool according to claim 1, characterised in that: The first guide seats (201) and the second guide seats (202) are symmetrically arranged on the two sides of the placing groove (3), and the first guide seats (201) and the second guide seats (202) are fixedly connected with the base (1).

3. A measuring tool according to claim 1, wherein: The guide sliding grooves (206) are matched with the guide sliding blocks (205), and the two pairs of guide sliding blocks (205) are slidably connected with the first guide seats (201) and the second guide seats (202) through the guide sliding grooves (206).

4. The measuring tool of claim 1, wherein: The bidirectional screws (203) are provided with two sections of threads in opposite directions, and the two guide sliding blocks (205) are symmetrically arranged on the bidirectional screws (203).

5. The measuring tool of claim 1, wherein: Rubber pads (208) are arranged on the opposite side surfaces of the two centering plates (207), and the rubber pads (208) are detachably connected with the centering plates (207).

6. The measuring tool of claim 1, wherein: One end of the connecting rod (210) is rotatably connected with the connecting seat (209), and the other end of the connecting rod (210) is rotatably connected with the guide sliding block (205).

7. The measuring tool of claim 1, wherein: The measuring mechanism (4) comprises an electric lifting frame (401), and a mounting beam (402) is mounted on the electric lifting frame (401).

8. A measuring tool according to claim 7, characterised in that: An installation seat (403) is fixedly mounted at the bottom of the mounting beam (402), and a measuring tape (404) is mounted in the installation seat (403).

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