Pipeline compression resistance testing device for water heating engineering

Abstract

The utility model relates to the technical field of pipeline compression resistance testing, and discloses a pipeline compression resistance testing device for water heating engineering, which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a support frame, and a clamping mechanism is arranged above the bottom plate; the clamping mechanism comprises a moving seat, the bottom face of the moving seat makes contact with the upper surface of the bottom plate, a first screw is rotationally connected into the bottom plate, and the outer surface of the first screw is in threaded connection with a moving block. According to the pipeline compression resistance testing device for the water heating engineering, water heating engineering pipelines with different diameters can be rapidly clamped and fixed according to needs, then subsequent compression resistance testing work is facilitated, meanwhile, the position of the tested pipeline can be changed through movement of the movable base and rotation of the fixed cylinder, and the testing efficiency is improved. Therefore, compression resistance testing can be conveniently carried out on different positions of the same pipeline, the accuracy of compression resistance data of the water heating engineering pipeline compression resistance testing device on the water heating engineering pipeline is improved, and the using effect of the pipeline compression resistance testing device is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline compression test technical field, specifically a pipeline compression test device for water heating engineering. BACKGROUND

[0002] Water heating engineering is to use the waste heat generated in large facilities such as power plants to heat water, and then send the water into the water heating coil under the floor of the household through the pipeline, and use the circulation of hot water to increase the indoor temperature. Because a temperature gradient gradually decreases from the soles to the head in the room, it gives people a comfortable feeling of warm feet and cool head. It is a more environmentally friendly and effective heating project in large residential areas. In order to ensure the service life of the water heating engineering pipeline after laying, the pipeline compression test device is usually used to test the pipeline compression before use, in order to evaluate the use effect of the water heating engineering pipeline in practical application.

[0003] The utility model with publication number CN218646758U discloses a pipeline compression test device for water heating engineering, which comprises a base, a sliding groove is formed in the upper side of the base, two limiting rods are fixedly connected to the inner sides of the two walls of the sliding groove, two sliding blocks are slidably connected to the limiting rods, first support plates are fixedly connected to the upper sides of the two sliding blocks, and clamping devices are arranged on the side walls of the two first support plates.

[0004] The above technical scheme can prevent the pipeline from deviating during testing, thereby affecting the data and causing test failure. The device has a simple structure and can test pipelines of different lengths to provide more accurate test data. However, the existing pipeline compression test device for water heating engineering is inconvenient to test the compression of water heating engineering pipelines of different diameters, and it is also inconvenient to test the compression of different positions of the same pipeline, which greatly affects the accuracy of the compression test data of the pipeline compression test device for water heating engineering and the use effect of the pipeline compression test device.

[0005] Therefore, the technical personnel in the art provide a pipeline compression test device for water heating engineering to solve the problems in the background art. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a pipeline compression test device for water heating engineering to solve the problems in the background art.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] A pipeline compression test device for water heating engineering comprises a bottom plate, a support frame fixedly connected to the upper surface of the bottom plate, and a clamping mechanism arranged above the bottom plate.

[0009] The clamping mechanism comprises a moving seat, the bottom surface of the moving seat is in contact with the upper surface of the bottom plate, a first screw rod is rotationally connected in the moving seat, a moving block is threadedly connected to the outer surface of the first screw rod, the upper surface of the moving block is fixedly connected with the bottom surface of the moving seat, a bidirectional screw rod is rotationally connected in the moving seat, a servo motor is fixedly connected to the left side surface of the moving seat, the output end of the servo motor is fixedly connected with the left end of the bidirectional screw rod, two clamping plates are arranged above the moving seat, two sliding blocks are threadedly connected to the outer surface of the bidirectional screw rod, the two sliding blocks are slidingly connected in the moving seat, the upper surfaces of the two sliding blocks are fixedly connected with the bottom surfaces of the two clamping plates respectively, a fixed cylinder is rotationally connected in each of the two clamping plates, an extension cylinder is fixedly connected to the inner wall of each of the two fixed cylinders, a group of fixed blocks are fixedly connected to the side surface of each of the two clamping plates away from each other, the number of the fixed blocks in each group is two, a worm is rotationally connected in the interior of each of the fixed blocks, a worm wheel is fixedly connected to the side surface of each of the two fixed cylinders away from each other, the outer surfaces of the two worm wheels are engaged with the outer surfaces of the two worms respectively, a positioning frame is fixedly connected to the side surface of each of the two fixed cylinders away from each other, a second screw rod is rotationally connected in each of the two positioning frames, and a moving frame is threadedly connected to the outer surface of each of the two second screw rods.

[0010] As a further scheme of the utility model: the bottom surface of the bottom plate is fixedly connected with four supporting legs, and the bottom surface of each supporting leg is provided with a mounting hole.

[0011] As a further scheme of the utility model: the inner top wall of the supporting frame is fixedly connected with a hydraulic rod, the extension end of the hydraulic rod is fixedly connected with a pressing block, the upper surface of the bottom plate is fixedly connected with a pressure bearing seat, a limiting seat is arranged above the pressure bearing seat, four mounting bolts are threadedly connected in the limiting seat, the bottom end of each mounting bolt penetrates through the limiting seat and extends into the interior of the pressure bearing seat, and each mounting bolt is threadedly connected with the pressure bearing seat.

[0012] As a further scheme of the utility model: the upper surface of the moving seat is provided with two auxiliary grooves, two auxiliary blocks are slidingly connected in each auxiliary groove, and the upper surface of each auxiliary block is fixedly connected with the bottom surface of the clamping plate.

[0013] As a further scheme of the utility model: auxiliary bearings are fixedly embedded in the interiors of the two clamping plates, and the inner walls of the inner rings of the two auxiliary bearings are fixedly connected with the outer surfaces of the two fixed cylinders respectively.

[0014] As a further scheme of the utility model: the left end of the first screw rod is fixedly connected with a first handle, and the ends, away from the fixed blocks, of the two worm rods are fixedly connected with second handles.

[0015] As a further scheme of the utility model: the inner walls of the two positioning frames are fixedly connected with two guide rods, and each guide rod is slidingly connected inside the moving frame.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] The utility model discloses a clamping mechanism can be fixed according to the needs of different diameter water heating engineering pipeline clamping, in turn, it is convenient for subsequent compression test work, and the position of the measured pipeline can be changed by the movement of the moving seat and the rotation of the fixed cylinder, so that the same pipeline in different positions is convenient for compression test, the water heating engineering pipeline compression test device increases the water heating engineering pipeline compression test device's compression data accuracy, and guarantees the use effect of the pipeline compression test device. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a kind of water heating engineering pipeline compression test device's structural schematic diagram;

[0019] Figure 2 It is a kind of water heating engineering pipeline compression test device's bottom plate three-dimensional structure schematic diagram;

[0020] Figure 3 It is a kind of water heating engineering pipeline compression test device's moving seat sectional three-dimensional structure schematic diagram;

[0021] Figure 4 It is a kind of water heating engineering pipeline compression test device's clamping plate sectional three-dimensional structure schematic diagram;

[0022] Figure 5 It is a kind of water heating engineering pipeline compression test device's fixed cylinder sectional three-dimensional structure schematic diagram.

[0023] In the drawing: 1, bottom plate;2, support frame;3, clamping mechanism;301, moving seat;302, first screw rod;303, moving block;304, two-way screw rod;305, servo motor;306, clamping plate;307, sliding block;308, fixed cylinder;309, telescopic cylinder;310, fixed block;311, worm;312, worm wheel;313, positioning frame;314, second screw rod;315, moving frame;4, support leg;5, mounting hole;6, hydraulic rod;7, down block;8, pressure bearing seat;9, limit seat;10, mounting bolt;11, auxiliary groove;12, auxiliary block;13, auxiliary bearing;14, first handle;15, second handle;16, guide rod. DETAILED DESCRIPTION

[0024] Referring to Figures 1-5 The utility model provides a pipeline compression resistance testing device for water heating engineering, including the bottom plate 1, the upper surface of bottom plate 1 is fixedly connected with support frame 2, the upper of bottom plate 1 is provided with clamping mechanism 3, the bottom of bottom plate 1 is fixedly connected with four support legs 4, the bottom of every support leg 4 is all set up mounting hole 5, support leg 4 cooperation mounting hole 5 can utilize bolt and so on fixed member and fix the device at the position required by work, increased the installation firmness of the device when using.

[0025] Clamping mechanism 3 includes mobile seat 301, the bottom of mobile seat 301 is in contact with the upper surface of bottom plate 1, the inside rotationally connected of bottom plate 1 has first screw rod 302, the outer surface of first screw rod 302 is threadedly connected with moving block 303, the upper surface of moving block 303 is fixedly connected with the bottom of mobile seat 301, the inner top wall of support frame 2 is fixedly connected with hydraulic rod 6, the telescopic end of hydraulic rod 6 is fixedly connected with down block 7, the upper surface of bottom plate 1 is fixedly connected with pressure bearing seat 8, the upper of pressure bearing seat 8 is provided with limit seat 9, the inside of limit seat 9 is threadedly connected with four mounting bolts 10, the bottom end of every mounting bolt 10 all penetrates limit seat 9 and extends to the inside of pressure bearing seat 8, every mounting bolt 10 is threadedly connected with pressure bearing seat 8, utilizes the power provided by hydraulic rod 6 cooperation support frame 2, can push down block 7 close to limit seat 9, in turn can carry out compression resistance test to the water heating pipeline between pressure bearing seat 8 and limit seat 9, mounting bolt 10 not only can fix the position of limit seat 9 on pressure bearing seat 8, simultaneously can be convenient for according to the compression resistance test demand of different diameter pipeline replacement different limit seat 9.

[0026] The inside rotationally connected of mobile seat 301 has two-way screw rod 304, the left side of mobile seat 301 is fixedly connected with servo motor 305, the output of servo motor 305 is fixedly connected with the left end of two-way screw rod 304, the upper of mobile seat 301 is provided with two clamping plates 306, the outer surface of two-way screw rod 304 is threadedly connected with two sliding blocks 307, two sliding blocks 307 are all slidingly connected in the inside of mobile seat 301, the upper surface of two sliding blocks 307 is respectively fixedly connected with the bottom of two clamping plates 306, the upper surface of mobile seat 301 is provided with two auxiliary grooves 11, the inside of every auxiliary groove 11 is slidingly connected with two auxiliary blocks 12, the upper surface of every auxiliary block 12 is fixedly connected with the bottom of clamping plate 306, utilizes the sliding of auxiliary block 12 in auxiliary groove 11, can increase the moving stability of clamping plate 306, makes clamping plate 306 more stable and reliable when moving.

[0027] The inner part of the two clamping plates 306 is rotationally connected with a fixing cylinder 308, the inner wall of the two fixing cylinders 308 is fixedly connected with an expansion cylinder 309, the expansion cylinder 309 is composed of a plurality of sleeves with different diameters and can slide with each other, the plurality of sleeves can slide but cannot be separated, one side of the two clamping plates 306 away from each other is fixedly connected with a group of fixing blocks 310, the number of each group of fixing blocks 310 is two, the inner part of the two clamping plates 306 is fixedly embedded with an auxiliary bearing 13, the inner wall of the inner ring of the two auxiliary bearings 13 is respectively fixedly connected with the outer surface of the two fixing cylinders 308, the auxiliary bearing 13 can limit the position of the fixing cylinder 308 in the clamping plate 306 while not affecting the smooth rotation of the fixing cylinder 308, and the use reliability of the fixing cylinder 308 is guaranteed.

[0028] The inner part of each group of fixing blocks 310 is rotationally connected with a worm 311, one side of the two fixing cylinders 308 away from each other is fixedly connected with a worm gear 312, the outer surfaces of the two worm gears 312 are respectively engaged with the outer surfaces of the two worms 311, the left end of the first screw rod 302 is fixedly connected with a first handle 14, one end of the two worms 311 away from the fixing block 310 is fixedly connected with a second handle 15, the first handle 14 can increase the rotation convenience of the first screw rod 302, and the second handle 15 can improve the rotation convenience of the worm 311.

[0029] One side of the two fixing cylinders 308 away from each other is fixedly connected with a positioning frame 313, the inner part of the two positioning frames 313 is rotationally connected with a second screw rod 314, the outer surfaces of the two second screw rods 314 are threadedly connected with a moving frame 315, one side of the two moving frames 315 close to each other is respectively fixedly connected with the ends of the two expansion cylinders 309 far away from each other, the inner wall of the two positioning frames 313 is fixedly connected with two guide rods 16, each guide rod 16 is slidingly connected in the inner part of the moving frame 315, and the guide rod 16 slides in the moving frame 315, which can guarantee the normal expansion of the expansion cylinder 309 while preventing the expansion cylinder 309 from rotating.

[0030] The working principle of the utility model is: in use, first, the servo motor 305 and the hydraulic rod 6 are connected with the power supply, when the water heating engineering pipeline needs to be tested, only need to prevent the measured pipeline on the limiting seat 9, then manually rotate the second screw rod 314, cooperate with the limiting of the positioning frame 313 and the auxiliary of the guide rod 16, can push the smallest telescopic cylinder 309 sleeve through the moving frame 315, then utilize the power provided by the servo motor 305 to cooperate with the moving seat 301, can drive the bidirectional screw rod 304 to rotate, then drive the two clamping plates 306 to approach each other through the two sliding blocks 307, until the smallest telescopic cylinder 309 sleeve is inserted into the measured pipeline, namely the fixing work of the measured pipeline can be completed, then utilize the pressure provided by the hydraulic rod 6 to cooperate with the supporting frame 2, can push the lower pressing block 7 to approach the limiting seat 9, then can test the water heating pipeline between the pressure bearing seat 8 and the limiting seat 9, when the water heating engineering pipeline with larger diameter needs to be fixed, only need to continue to rotate the second screw rod 314 to make the smallest telescopic cylinder 309 sleeve drive the different diameter sleeves inside the telescopic cylinder 309 to extend outward step by step, namely the fixing work of the water heating engineering pipeline with different diameters during the anti-pressure test can be adapted according to the measured needs, and through the dismounting and mounting bolt 10, the limiting seat 9 with different heights can be replaced, when the water heating engineering pipeline with different diameters needs to be tested, the different limiting seats 9 can be replaced to ensure the supporting effect of the water heating engineering pipeline, when the same water heating engineering pipeline needs to be tested at different positions to ensure the accuracy of the anti-pressure test data, first, the first screw rod 302 is manually rotated through the first handle frame 14, the moving seat 301 can be moved left and right through the moving block 303, the position of the water heating engineering pipeline on the limiting seat 9 changes, then the worm 311 is manually rotated through the second handle frame 15, the fixed cylinder 308 can be rotated through the worm wheel 312, when the fixed cylinder 308 rotates, the telescopic cylinder 309 and the water heating engineering pipeline on the telescopic cylinder 309 can be rotated, so that the water heating engineering pipeline can be adjusted in the axial position, then the anti-pressure test of the different positions of the same pipeline is facilitated, the accuracy of the anti-pressure data of the water heating engineering pipeline anti-pressure test device is increased, and the use effect of the pipeline anti-pressure test device is ensured.

[0031] The above is only the preferred embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A kind of water heating engineering pipeline pressure test device, including base plate (1), it is characterized in that: The upper surface of the bottom plate (1) is fixedly connected with a support frame (2), and the upper side of the bottom plate (1) is provided with a clamping mechanism (3); The clamping mechanism (3) comprises a moving seat (301), the bottom surface of the moving seat (301) is in contact with the upper surface of the bottom plate (1), the inside of the bottom plate (1) is rotatably connected with a first screw rod (302), the outer surface of the first screw rod (302) is threadedly connected with a moving block (303), the upper surface of the moving block (303) is fixedly connected with the bottom surface of the moving seat (301), the inside of the moving seat (301) is rotatably connected with a bidirectional screw rod (304), the left side of the moving seat (301) is fixedly connected with a servo motor (305), the output end of the servo motor (305) is fixedly connected with the left end of the bidirectional screw rod (304), the upper side of the moving seat (301) is provided with two clamping plates (306), the outer surface of the bidirectional screw rod (304) is threadedly connected with two sliding blocks (307), the two sliding blocks (307) are both slidingly connected in the inside of the moving seat (301), the upper surfaces of the two sliding blocks (307) are both fixedly connected with the bottom surfaces of the two clamping plates (306), the insides of the two clamping plates (306) are both rotatably connected with fixed cylinders (308), the inner walls of the two fixed cylinders (308) are both fixedly connected with telescopic cylinders (309), the side surfaces, away from each other, of the two clamping plates (306) are both fixedly connected with a group of fixed blocks (310), the number of each group of fixed blocks (310) is two, the insides of each group of fixed blocks (310) are both rotatably connected with worms (311), the side surfaces, away from each other, of the two fixed cylinders (308) are both fixedly connected with worms (312), the outer surfaces of the two worms (312) are respectively in engagement with the outer surfaces of the two worms (311), the side surfaces, away from each other, of the two fixed cylinders (308) are both fixedly connected with positioning frames (313), the insides of the two positioning frames (313) are both rotatably connected with second screw rods (314), the outer surfaces of the two second screw rods (314) are both threadedly connected with moving frames (315), the side surfaces, close to each other, of the two moving frames (315) are both fixedly connected with the side surfaces, away from each other, of the smallest cylinders of the two telescopic cylinders (309).

2. The pipe pressure resistance testing device for water heating engineering according to claim 1, characterized in that: The bottom surface of the bottom plate (1) is fixedly connected with four supporting legs (4), and the bottom surface of each supporting leg (4) is provided with a mounting hole (5).

3. The pipe pressure resistance testing device for water heating engineering according to claim 1, characterized in that: The inner top wall of the support frame (2) is fixedly connected with a hydraulic rod (6), the telescopic end of the hydraulic rod (6) is fixedly connected with a pressing block (7), the upper surface of the bottom plate (1) is fixedly connected with a pressure bearing seat (8), the upper side of the pressure bearing seat (8) is provided with a limiting seat (9), the inside of the limiting seat (9) is threadedly connected with four mounting bolts (10), the bottom end of each mounting bolt (10) penetrates through the limiting seat (9) and extends into the inside of the pressure bearing seat (8), and each mounting bolt (10) is threadedly connected with the pressure bearing seat (8).

4. The pipe pressure resistance testing device for water heating engineering according to claim 1, characterized in that: The upper surface of the mobile base (301) is provided with two auxiliary grooves (11), the inside of each auxiliary groove (11) is slidably connected with two auxiliary blocks (12), and the upper surface of each auxiliary block (12) is fixedly connected with the bottom surface of the clamping plate (306).

5. The pipe pressure resistance testing device for water heating engineering according to claim 1, characterized in that: The inside of each of the two clamping plates (306) is fixedly embedded with an auxiliary bearing (13), and the inner wall of the inner ring of each of the two auxiliary bearings (13) is fixedly connected with the outer surface of the fixed cylinder (308).

6. The pipe pressure resistance testing device for water heating engineering according to claim 1, characterized in that: The left end of the first screw rod (302) is fixedly connected with a first handle (14), and the end, away from the fixed block (310), of each of the two worms (311) is fixedly connected with a second handle (15).

7. The pipe pressure resistance testing device for water heating engineering according to claim 1, characterized in that: The inner wall of each of the two positioning frames (313) is fixedly connected with two guide rods (16), and each guide rod (16) is slidably connected in the inside of the moving frame (315).

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