Pressure test equipment

Abstract

The utility model relates to pressure equipment, belongs to the field of waterway pipeline assembly pressure test, and particularly relates to pressure test equipment which comprises a tank body, a blind plate is fixedly mounted at one end of the tank body, an assembling piece is fixedly mounted at the other end of the tank body, and a pair of supporting legs is fixedly mounted at the bottom of the tank body. The top of the tank body is fixedly provided with a plurality of pressure test interfaces, the bottom of the tank body is fixedly communicated with a water pipe, the water pipe is fixedly provided with a first ball valve, one side of the top of the tank body is fixedly communicated with a meter interface, and the pressure test device further comprises a limiting ring assembly, an assembling frame assembly, a connecting assembly and a pressurizing assembly; according to the utility model, the effects of ensuring the detection quality and improving the detection efficiency are achieved, and the problem that the pressure test efficiency is influenced due to the fact that the pressure test of the existing waterway pipeline assembly generally needs multiple rounds of circulating pressurization detection and the effect of adjusting the water pressure is achieved by adding water and discharging water in each round of detection process is relatively tedious to operate is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water route pipeline assembly pressure test technical field, especially a kind of equipment of pressure test. BACKGROUND

[0002] In the process of producing water route equipment or pipeline assembly, equipment or pipeline is filled with water of certain pressure to test, to ensure its sealing and safety, especially water valve, plug head and key components such as water route pipeline quality detection, using pressure test, to ensure that water route pipeline assembly does not appear security risk in normal use, to reduce the risk of accident.

[0003] Through retrieval, the Chinese patent with publication number CN207937278U discloses a pipeline pressure test equipment, which comprises a base, a cross beam is arranged above the base, three fixed rods are fixedly installed at the bottom of the cross beam at equal intervals, a first through hole is formed in the bottom end of the fixed rod, a jack rod is slidably installed in the first through hole, the bottom end of the jack rod extends out of the first through hole and is fixedly installed with a pressing plate, a screw hole is formed in the top end of the jack rod, a lead screw is arranged in the screw hole and is threadedly connected with the screw hole, the top end of the lead screw extends out of the screw hole and penetrates through the cross beam, the top end of the lead screw is fixedly installed with a first gear located above the cross beam, a fixed seat is fixedly installed at the top of the cross beam, a second through hole is formed in one side of the fixed seat, and a rotating shaft is rotatably installed in the second through hole.

[0004] Based on the above retrieval and existing technology, it is found that

[0005] Although the above-mentioned retrieval patent can test simultaneously, the existing water route pipeline assembly pressure test generally needs multiple cycles of pressure increase detection, and in each detection process, water is added and discharged to achieve the effect of adjusting water pressure, which is relatively cumbersome to operate, thereby affecting the pressure test efficiency, and therefore has certain limitations. UTILITY MODEL CONTENT

[0006] In order to solve the above technical problems, the utility model provides a kind of equipment of pressure test, simple operation is convenient for construction, suitable for multiple cycles of detection, improve detection efficiency.

[0007] The technical solution for achieving the purpose of the utility model is as follows: a kind of equipment of pressure test, including tank body, the one end of the tank body is fixedly installed with blind plate, the other end of the tank body is fixedly installed with the joint piece, the bottom of the tank body is fixedly installed with a pair of supporting legs, the top of the tank body is fixedly installed with multiple pressure test interfaces, the bottom of the tank body is fixedly connected with water pipe, the first ball valve is fixedly installed on the water pipe, the top of the tank body one side is fixedly connected with table interface, further including limiting ring assembly, joint frame assembly, connecting assembly and pressure increasing assembly;

[0008] A limiting ring assembly comprises a ring plate fixedly installed on one side of the connecting piece;

[0009] A connecting frame assembly comprises a frame body fixedly installed on the connecting piece;

[0010] A connecting assembly comprises a first arc piece and a second arc piece arranged at the end of the frame body;

[0011] A pressure boosting assembly comprises a pressure boosting pipe arranged inside the tank body.

[0012] Preferably, a plug rod is threadedly connected between the first arc piece and the second arc piece, limiting grooves are formed on both sides of the plug rod, a limiting block is fixedly installed on the inner side wall of the ring plate, the limiting block and the limiting grooves are in sliding fit, and one end of the plug rod is slidably penetrated through the ring plate.

[0013] Preferably, a pair of bent frames are welded on both sides of the frame body, a worm is rotatably installed at the bottom end of the pair of bent frames, a handle is fixedly installed at one end of the worm, a rotating bearing is fixedly installed on one side of the frame body, and a tooth ring is fixedly installed on the other side of the rotating bearing and engaged with the worm.

[0014] Preferably, bolt holes are formed in the first arc piece and the second arc piece, the first arc piece and the second arc piece are fixedly installed on the tooth ring through the bolt holes, a pair of insertion grooves are formed in the first arc piece, and a pair of insertion blocks are fixedly installed on the second arc piece and matched with the insertion grooves.

[0015] Preferably, a pressure boosting plug is slidably arranged on the inner wall of the pressure boosting pipe, a ball groove is formed at one end of the pressure boosting plug, a ball shaft is movably installed on the inner wall of the ball groove, a short connecting rod is fixedly installed on the ball shaft, and a connecting plate is fixedly installed between the short connecting rod and the plug rod.

[0016] Preferably, a pair of supports are fixedly installed between the tank body and the pressure boosting pipe, and a pressure gauge and a second ball valve are fixedly installed on the surface interface.

[0017] Compared with the prior art, the present utility model has the following advantages:

[0018] Firstly, the present utility model sets a pressure boosting mechanism inside the tank body, rotates the screwing piece by the connecting frame, controls the movement of the plug rod, and then pushes the pressure boosting plug to change the water pressure in the tank body, so that the water pressure is adjusted without relying on water adding and water releasing, the operation is simple, the multi-cycle detection is suitable, and the pressure test efficiency is improved.

[0019] Secondly, the limiting ring is arranged to limit the plug rod, so that the plug rod can only move left and right under the influence of the screw thread when the mounting frame drives the screw piece to rotate, the rotation of the plug rod is avoided, the worm on the mounting frame rotates in one direction, the gear ring is automatically locked when the worm stops, and the plug rod is fixed at any time, the plug rod is not pushed out by the water pressure when the water pressure is high, and the device reaches an ideal working state.

[0020] The existing water pipeline assembly pressure test generally needs to be detected by multiple cycles of pressure increasing, and the water pressure is adjusted by increasing and discharging water in each detection process, so that the operation is relatively cumbersome, and the efficiency of the pressure test is affected. BRIEF DESCRIPTION OF DRAWINGS

[0021] The utility model will be explained further in combination with the drawings and examples:

[0022] Figure 1 It is the whole structure schematic diagram of the utility model;

[0023] Figure 2 It is the side cut structure schematic diagram of the utility model;

[0024] Figure 3 It is the utility model Figure 2 It is the structure schematic diagram of the enlarged structure at A place in the utility model;

[0025] Figure 4 It is the limiting ring section side view structure schematic diagram of the utility model;

[0026] Figure 5 It is the mounting frame dismounting structure schematic diagram of the utility model;

[0027] Figure 6 It is the screw piece dismounting structure schematic diagram of the utility model.

[0028] BRIEF DESCRIPTION OF DRAWINGS:

[0029] 1, tank body;2, blind plate;3, mounting piece;4, limiting ring assembly;41, ring plate;42, limiting groove;43, limiting block;5, mounting frame assembly;51, frame body;52, bent frame;53, worm;54, handle;55, rotating bearing;56, gear ring;6, connecting assembly;61, first arc piece;62, second arc piece;63, bolt hole;64, insertion slot;65, insertion block;7, plug rod;8, supporting leg;9, pressure test interface;10, water pipe;11, first ball valve;12, table interface;13, second ball valve;14, pressure gauge;15, pressure increasing assembly;151, pressure increasing pipe;152, pressure increasing plug;153, ball groove;154, ball shaft;155, short connecting rod;156, connecting plate;16, support. DETAILED DESCRIPTION

[0030] The present invention will now be described in detail, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present invention.

[0031] This utility model provides an improved pressure testing device. The technical solution of this utility model is as follows:

[0032] like Figures 1-6 As shown, a pressure testing device includes a tank 1, a blind flange 2 fixedly installed at one end of the tank 1, a mounting component 3 fixedly installed at the other end of the tank 1, a pair of support legs 8 fixedly installed at the bottom of the tank 1, multiple test ports 9 fixedly installed at the top of the tank 1, a water pipe 10 fixedly connected to the bottom of the tank 1, a first ball valve 11 fixedly installed on the water pipe 10, and a gauge port 12 fixedly connected to one side of the top of the tank 1. The water pipe 10 is set to the minimum diameter, and water in the tank 1 is replenished and discharged using the water pipe 10, so that the water flow is not too large, thus avoiding the generation of air bubbles when replenishing water. The device also includes a limit ring assembly 4, a mounting bracket assembly 5, a connecting assembly 6, and a pressurizing assembly 15.

[0033] The limiting ring assembly 4 includes a ring plate 41 fixedly installed on one side of the mounting part 3. By utilizing the control function of the limiting ring assembly 4, when the plug rod 7 installed later generates a rotational force, it can effectively limit the plug rod 7, so that the plug rod 7 slides along a predetermined track.

[0034] The mounting frame assembly 5 includes a frame 51 fixedly installed on the mounting piece 3, which provides a supporting foundation for the subsequent installation of the mounting frame assembly 5.

[0035] The connecting component 6 includes a first arc member 61 and a second arc member 62 disposed at the end of the frame 51, which facilitates the later snapping of the plug rod 7 and enables it to be quickly fixed.

[0036] The pressurization assembly 15 includes a pressurization pipe 151 disposed inside the tank 1, which enables the water pressure in the tank 1 to quickly reach the test pressure.

[0037] Further, the first arc piece 61 and the second arc piece 62 are threadedly connected with the plug rod 7, limit grooves 42 are formed on both sides of the plug rod 7, limit blocks 43 are fixedly installed on the inner side wall of the ring plate 41, the limit blocks 43 and the limit grooves 42 are in sliding fit, one end of the plug rod 7 is slidably penetrated through the ring plate 41, the plug rod 7 is used to push the booster plug 152, the water pressure in the tank body 1 is increased, the predetermined pressure in the test is quickly reached, and the ideal working condition is reached.

[0038] Further, a pair of bent frames 52 are welded on both sides of the frame body 51, a worm 53 is rotatably installed at the bottom end of the pair of bent frames 52, a handle 54 is fixedly installed at one end of the worm 53, a rotating bearing 55 is fixedly installed on one side of the frame body 51, a gear ring 56 is fixedly installed on the other side of the rotating bearing 55, the gear ring 56 is engaged with the worm 53, the rotation of the gear ring 56 is controlled in one direction by the worm 53, the gear ring 56 is automatically locked when the worm 53 stops, and the plug rod 7 is fixed at any time.

[0039] As a further scheme of the utility model, bolt connection holes 63 are formed on the first arc piece 61 and the second arc piece 62, the first arc piece 61 and the second arc piece 62 are fixedly installed on the gear ring 56 through the bolt connection holes 63, a pair of insertion grooves 64 are formed on the first arc piece 61, a pair of insertion blocks 65 are fixedly installed on the second arc piece 62, each insertion block 65 is matched with the insertion groove 64, in use, the first arc piece 61 and the second arc piece 62 can be directly folded to be quickly fixed on the mounting frame assembly 5, and slow moving is not needed.

[0040] Further, the inner wall of the booster pipe 151 is slidably provided with the booster plug 152, a ball groove 153 is formed on one end of the booster plug 152, a ball shaft 154 is movably installed on the inner wall of the ball groove 153, a short connecting rod 155 is fixedly installed on the ball shaft 154, a connecting plate 156 is fixedly installed between the short connecting rod 155 and the plug rod 7, through the design of the ball shaft 154, if a little parallel error is generated when the plug rod 7 is pushed, the deflection force on the booster plug 152 can be reduced, and the service life of the booster plug 152 is improved.

[0041] Further, a pair of supports 16 are fixedly installed between the tank body 1 and the booster pipe 151, a pressure gauge 14 and a second ball valve 13 are fixedly installed on the surface interface 12, the supports 16 are used in cooperation with the mounting piece 3 to support both ends of the booster assembly 15, so that the booster assembly 15 is arranged in parallel in the tank body 1.

[0042] The specific working method is: when the waterway pipeline assembly is subjected to pressure test, firstly, the test assembly is installed on the corresponding pressure test interface 9, then the tank body 1 is filled with water by using the water pipe 10, and the bubbles and air are discharged, after the preparation is completed, the connecting assembly 6 is controlled by rotating the mounting frame assembly 5 to drive the plug rod 7 to move, and then the pressure plug 152 is pushed to increase the pressure in the tank body 1, so that the water pressure in the tank body 1 reaches the test pressure quickly, after one cycle test is completed, the connecting assembly 6 is disassembled, the plug rod 7 is pushed out due to the pressure in the tank body 1 being increased by the pressure plug 152, until the pressure is zero, then the connecting assembly 6 is installed on the mounting frame assembly 5, and the pressure is increased repeatedly, so that the effect of multi-cycle test is achieved.

[0043] The technical means disclosed by the utility model scheme is not limited to the technical means disclosed by the above technical means, and also includes technical solutions composed of equivalent replacement of the above technical features. The unfinished matters of the utility model belong to the common knowledge of the person skilled in the art.

Claims

1. A device for pressure testing comprising a tank (1), characterised in that: One end of the tank body (1) is fixedly installed with a blind plate (2), the other end of the tank body (1) is fixedly installed with a connecting piece (3), the bottom of the tank body (1) is fixedly installed with a pair of supporting legs (8), the top of the tank body (1) is fixedly installed with a plurality of pressure test interfaces (9), the bottom of the tank body (1) is fixedly communicated with a water pipe (10), the water pipe (10) is fixedly installed with a first ball valve (11), one side of the top of the tank body (1) is fixedly communicated with a surface interface (12), further comprising; A limiting ring assembly (4) is arranged on one side of the connecting piece (3), the limiting ring assembly (4) comprises a ring plate (41) fixedly installed on one side of the connecting piece (3); A connecting frame assembly (5) is arranged on the connecting piece (3), the connecting frame assembly (5) comprises a frame body (51) fixedly installed on the connecting piece (3); A connecting assembly (6) is arranged on the frame body (51), the connecting assembly (6) comprises a first arc piece (61) and a second arc piece (62) arranged at the end of the frame body (51); A pressure boosting assembly (15) is arranged in the tank body (1), the pressure boosting assembly (15) comprises a pressure boosting pipe (151).

2. A pressure testing apparatus according to claim 1, characterised in that: The first arc piece (61) and the second arc piece (62) are threadedly connected with a plug rod (7), the plug rod (7) is provided with a limiting groove (42) on both sides, the inner side wall of the ring plate (41) is fixedly installed with a limiting block (43), the limiting block (43) and the limiting groove (42) are in sliding fit, and one end of the plug rod (7) slidably penetrates the ring plate (41).

3. A pressure testing apparatus as claimed in claim 1, wherein: A pair of bent frames (52) are welded on both sides of the frame body (51), the bottom ends of the pair of bent frames (52) are rotatably installed with a worm (53), one end of the worm (53) is fixedly installed with a handle (54), one side of the frame body (51) is fixedly installed with a rotating bearing (55), the other side of the rotating bearing (55) is fixedly installed with a gear ring (56), and the gear ring (56) is engaged with the worm (53).

4. A pressure testing apparatus as claimed in claim 1, wherein: A bolt hole (63) is formed in the first arc piece (61) and the second arc piece (62), the first arc piece (61) and the second arc piece (62) are fixedly installed on the gear ring (56) through the bolt hole (63), a pair of insertion grooves (64) are formed in the first arc piece (61), a pair of insertion blocks (65) are fixedly installed on the second arc piece (62), and each insertion block (65) is matched with the insertion groove (64).

5. A pressure testing apparatus as claimed in claim 1, wherein: A pressure boosting plug (152) is slidably arranged on the inner wall of the pressure boosting pipe (151), a ball groove (153) is formed in one end of the pressure boosting plug (152), a ball shaft (154) is movably installed on the inner wall of the ball groove (153), a short connecting rod (155) is fixedly installed on the ball shaft (154), and a connecting plate (156) is fixedly installed between the short connecting rod (155) and the plug rod (7).

6. A pressure testing apparatus as claimed in claim 1, wherein: A pair of supports (16) are fixedly installed between the tank body (1) and the pressure boosting pipe (151), and a pressure gauge (14) and a second ball valve (13) are fixedly installed on the surface interface (12).

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