Hydraulic pressure test device for single pipe bundle
By designing a single-branch pipe bundle hydrostatic testing device that includes a base, an adjustment mechanism, and a hydrostatic testing mechanism, the problem that existing devices can only test pipes of a single length is solved, enabling adaptability testing of pipes of different lengths and improving the practicality and testing accuracy of the device.
Patent Information
- Application Number
- CN202520378735.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-06
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-03-06
AI Technical Summary
Existing single-tube bundle hydrostatic testing devices can only test pipes of a single length and cannot adapt to pipes of different lengths, thus lacking practicality.
A device comprising a base, an adjustment mechanism, and a hydrostatic testing mechanism was designed. The device achieves adaptive adjustment for pipes of different lengths through a combination of a bidirectional threaded rod and a movable plate, and achieves a sealed connection through a sealing platform and an internally threaded pipe sleeve. A hydrostatic test is then conducted in conjunction with a pressure gauge.
It enables hydrostatic testing of pipes of different lengths, improving the practicality of the device and allowing for accurate detection of the pipe's sealing performance and strength.
Smart Images
Figure CN223883360U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of pipe bundle hydrostatic test, in particular to a single pipe bundle hydrostatic test device. BACKGROUND
[0002] The pipe bundle hydrostatic test device is widely used in the production and manufacture of pipe material and is mainly used for checking the strength and sealing property of the pipe material, and generally, single pipe bundle hydrostatic test is carried out, and the existing single pipe bundle hydrostatic test device has certain disadvantages in the hydrostatic test of single pipe material.
[0003] In the hydrostatic test, the existing hydrostatic test device can only carry out the hydrostatic test on single length pipe material and cannot carry out the hydrostatic test on pipe material of different lengths, and the practicability is insufficient. INVENTION CONTENTS
[0004] To solve the above technical problems, the utility model provides a single pipe bundle hydrostatic test device which can carry out the hydrostatic test on pipe material of different lengths and improve the practicability of the device.
[0005] TECHNICAL SCHEME
[0006] To achieve the above purpose, the utility model provides the following technical scheme: a single pipe bundle hydrostatic test device, which comprises a base, an adjusting mechanism and a hydrostatic test mechanism, the adjusting mechanism comprises a bidirectional threaded rod, two groups of vertical plates are symmetrically fixed at the top end of the base, the bidirectional threaded rod is rotatably installed on the two groups of vertical plates, a hand wheel is fixedly arranged at the right end of the bidirectional threaded rod, two groups of movable plates are symmetrically screwed on the bidirectional threaded rod, guide holes are symmetrically arranged on the two groups of movable plates, a guide rod is fixedly connected between the two groups of vertical plates, the two groups of movable plates are slidably sleeved on the guide rod through the cooperation of the guide holes, the bottom ends of the two groups of movable plates are in contact with the top end of the base, the hydrostatic test mechanism comprises a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are fixedly installed on the two groups of movable plates respectively, a water inlet valve is installed on the water inlet pipe, a water outlet valve and a pressure gauge are installed on the water outlet pipe, sealing platforms are fixedly arranged at the left end of the water inlet pipe and the right end of the water outlet pipe respectively, the two groups of sealing platforms are integrally formed with the water inlet pipe and the water outlet pipe respectively, and internally threaded pipe sleeves are movably sleeved on the water inlet pipe and the water outlet pipe.
[0007] Preferably, two groups of support plates are fixedly connected at the top end of the base symmetrically, the bidirectional threaded rod is rotatably installed on the two groups of support plates, the guide rod is fixedly installed on the two groups of support plates, and arc-shaped supporting plates are fixedly connected at the top ends of the two groups of support plates.
[0008] Preferably, a crank handle is rotatably arranged at the right end edge of the hand wheel.
[0009] Preferably, sealing gaskets are fixedly connected on the two groups of sealing platforms.
[0010] Preferably, a sliding sleeve is fixedly arranged in each of the guide holes of the two groups of movable plates.
[0011] Preferably, antiskid rubber pads are fixedly connected to the two sides of the bottom end of the base.
[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: during use, the distance between the movable plates is adjusted according to the length of the pipe material, so that the internally-threaded pipe sleeves can be screwed on the two ends of the pipe material; during adjustment, the movable plates are slid inwards along the guide rods by rotating the bidirectional threaded rods clockwise by the hand wheels, and the movable plates are slid outwards along the guide rods by rotating the bidirectional threaded rods anticlockwise; after the distance between the movable plates is adjusted according to the length of the pipe material, the left and right ends of the pipe material are respectively screwed to the two groups of internally-threaded pipe sleeves, the sealing platforms at the left end of the water inlet pipe and the right end of the water outlet pipe can abut against the two ends of the pipe material, the sealing platforms play a sealing role in the connection between the pipe material and the internally-threaded pipe sleeves, after the pipe material is installed, the water inlet valve is opened, the water outlet valve is closed, the water inlet pipe is connected to a water pipe, water is pumped into the pipe material by a water pump, the change of water pressure in the pipe material is observed by a pressure gauge, when the water pressure reaches a specified value, the pumping of water is stopped, the water inlet valve is closed, and pressure is maintained for a certain period of time, during this process, whether the change of pressure on the pressure gauge is within a specified range is observed, so as to determine whether the water pressure test of the pipe material is qualified, after the test is completed, the water outlet valve is slowly opened to release pressure, and water is discharged, so that the water pressure test of pipe materials of different lengths can be performed, and the practicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 is a perspective structural schematic diagram of the utility model;
[0014] Figure 2 is a front view structural schematic diagram of the utility model;
[0015] Figure 3 is an axial section structural schematic diagram of the water pressure test mechanism and the pipe material when they are connected in the utility model;
[0016] Figure 4 is an axial structural schematic diagram of the connection between the support plate and the arc-shaped supporting plate in the utility model;
[0017] Markings in the drawings: 1, base; 2, bidirectional threaded rod; 3, vertical plate; 4, hand wheel; 5, movable plate; 6, guide rod; 7, water inlet pipe; 8, water outlet pipe; 9, water inlet valve; 10, water outlet valve; 11, pressure gauge; 12, sealing platform; 13, internally-threaded pipe sleeve; 14, support plate; 15, arc-shaped supporting plate; 16, crank handle; 17, sliding sleeve; 18, antiskid rubber pad; 19, sealing washer. DETAILED DESCRIPTION
[0018] The specific embodiments of the utility model will be described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.
[0019] Embodiments
[0020] Please refer to Figures 1-4 The utility model discloses a single branch pipe bundle water pressure test device, including base 1, the top of base 1 is fixed with two groups of vertical plate 3 symmetrically, the two-way threaded rod 2 is rotatably installed on two groups of vertical plate 3, the right -hand member of two-way threaded rod 2 is fixed with hand wheel 4, two groups of movable plate 5 are symmetrically screwed on two-way threaded rod 2, two groups of movable plate 5 are symmetrically provided with guide hole, two groups of vertical plate 3 are fixedly connected with guide rod 6, two groups of movable plate 5 are slidably sleeved on guide rod 6 through the cooperation of guide hole, the bottom of two groups of movable plate 5 is in contact with the top of base 1, water inlet pipe 7 and water outlet pipe 8 are fixedly installed on two groups of movable plate 5 respectively, water inlet valve 9 is installed on water inlet pipe 7, water outlet valve 10 and pressure gauge 11 are installed on water outlet pipe 8, the left end of water inlet pipe 7 and the right end of water outlet pipe 8 are fixedly provided with sealing platform 12, two groups of sealing platform 12 are integrally formed with water inlet pipe 7 and water outlet pipe 8 respectively, and internally threaded pipe sleeve 13 is movably sleeved on water inlet pipe 7 and water outlet pipe 8;When using, first, the interval of movable plate 5 is adjusted according to the length of test pipe material, so that internally threaded pipe sleeve 13 can be screwed on the two ends of pipe material, when adjusting, the two-way threaded rod 2 is rotated clockwise through hand wheel 4, so that the movable plate 5 is driven to slide inwards along guide rod 6, and the movable plate 5 is driven to slide outwards along guide rod 6 when the two-way threaded rod 2 is rotated anticlockwise, after adjusting the interval of movable plate 5 according to the length of pipe material, the left and right two ends of pipe material are screwed to two groups of internally threaded pipe sleeves 13 respectively, the sealing platform 12 of the left end of water inlet pipe 7 and the right end of water outlet pipe 8 can abut against the two ends of pipe material, the sealing effect of pipe material and internally threaded pipe sleeve 13 is realized through sealing platform 12, after installing pipe material, water inlet valve 9 is opened, and water outlet valve 10 is closed, after connecting water pipe to water inlet pipe 7, water is pumped into pipe material through water pump, the change of water pressure in pipe material is observed through pressure gauge 11, when the water pressure reaches the specified value, pumping is stopped, and water inlet valve 9 is closed, pressure is maintained for a certain period of time, during this process, whether the pressure change on pressure gauge 11 is within the specified range is observed, so as to determine whether the water pressure test of pipe material is qualified, after the test, water outlet valve 10 is slowly opened for pressure relief, and water is discharged, so that the water pressure test of pipe material of different lengths can be realized, and the practicability of the device is improved.
[0021] The base 1 top end symmetrically fixedly connected with two groups of support plates 14, two-way threaded rod 2 rotationally installed on two groups of support plates 14, guide rod 6 fixedly installed on two groups of support plates 14, two groups of support plates 14 top end fixedly connected with arc-shaped supporting plate 15;In test, can be placed on the pipe material to arc-shaped supporting plate 15, through arc-shaped supporting plate 15 to pipe material is supported, so as to facilitate the pipe material both ends and female threaded sleeve 13 butt joint, and through the support of support plate 14 to two-way threaded rod 2 and guide rod 6, also can avoid the sagging of two-way threaded rod 2 and guide rod 6 in the middle, improve the stability of transmission.
[0022] The hand wheel 4 right end edge rotatably provided with a crank 16;Through the setting of crank 16, the hand wheel 4 can be more convenient when rotating.
[0023] Two groups of sealing pad 19 are fixedly connected on the sealing platform 12;Through the setting of sealing pad 19, when the female threaded sleeve 13 is butt jointed with the pipe material, the sealing platform 12 can be more tightly matched with the pipe material, further improving the sealing performance.
[0024] The sliding sleeve 17 is fixedly arranged in the guide hole of the movable plate 5;Through the setting of sliding sleeve 17, the movable plate 5 can slide more smoothly on the guide rod 6.
[0025] The anti-skid rubber pad 18 is fixedly connected on the bottom end of the base 1;Through the setting of anti-skid rubber pad 18, the base 1 can avoid slipping when placed.
[0026] The working principle of the single pipe bundle water pressure test device, when in use, first adjust the distance of the movable plate 5 according to the length of the test pipe material, so that the female threaded sleeve 13 can be screwed on both ends of the pipe material, when adjusting, rotate the two-way threaded rod 2 clockwise by the hand wheel 4, so that the two-way threaded rod 2 drives the movable plate 5 to slide inward along the guide rod 6, and rotate the two-way threaded rod 2 counterclockwise to make the movable plate 5 slide outward along the guide rod 6, after adjusting the distance of the movable plate 5 according to the length of the pipe material, screw the left and right ends of the pipe material to the two groups of female threaded sleeves 13 respectively, the sealing platform 12 of the left end of the water inlet pipe 7 and the right end of the water outlet pipe 8 can be tightly abutted on both ends of the pipe material, the sealing platform 12 plays a sealing role in connecting the pipe material and the female threaded sleeve 13, after the pipe material is installed, open the water inlet valve 9 and close the water outlet valve 10, connect the water pipe to the water inlet pipe 7, pump water into the pipe material by the water pump, observe the change of water pressure in the pipe material by the pressure gauge 11, when the water pressure reaches the specified value, stop pumping water and close the water inlet valve 9, maintain pressure for a certain period of time, in this process, observe whether the pressure change on the pressure gauge 11 is within the specified range, to determine whether the water pressure test of the pipe material is qualified, after the test is completed, slowly open the water outlet valve 10 for pressure relief, and then remove the water pipe connected to the water inlet pipe 7.
[0027] The installation mode, connection mode or setting mode of the single-branch pipe water pressure test device are common mechanical modes, and any mode that can achieve the beneficial effects can be implemented; the water inlet valve, the water outlet valve and the pressure gauge of the single-branch pipe water pressure test device are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual.
[0028] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, several improvements and modifications can be made without departing from the technical principles of the utility model, and these improvements and modifications should also be regarded as the protection range of the utility model.
Claims
1. A single tube bundle hydrostatic testing apparatus comprising a base (1), characterised in that, The adjusting mechanism and the water pressure test mechanism are further included; The adjusting mechanism comprises a bidirectional threaded rod (2), two groups of vertical plates (3) symmetrically fixed at the top end of a base (1), the bidirectional threaded rod (2) is rotatably installed on the two groups of vertical plates (3), a hand wheel (4) is fixed at the right end of the bidirectional threaded rod (2), two groups of movable plates (5) are symmetrically screwed on the bidirectional threaded rod (2), the two groups of movable plates (5) are both symmetrically provided with guide holes, a guide rod (6) is fixedly connected between the two groups of vertical plates (3), the two groups of movable plates (5) are slidably sleeved on the guide rod (6) through the cooperation of the guide holes, and the bottom end of the two groups of movable plates (5) is in contact with the top end of the base (1); The water pressure test mechanism comprises a water inlet connector (7) and a water outlet connector (8), the water inlet connector (7) and the water outlet connector (8) are fixedly installed on the two groups of movable plates (5), a water inlet valve (9) is installed on the water inlet connector (7), a water outlet valve (10) and a pressure gauge (11) are installed on the water outlet connector (8), a sealing table (12) is fixedly arranged at the left end of the water inlet connector (7) and the right end of the water outlet connector (8), the two groups of sealing tables (12) are integrally formed with the water inlet connector (7) and the water outlet connector (8), and internally threaded pipe sleeves (13) are movably sleeved on the water inlet connector (7) and the water outlet connector (8).
2. A single tube hydrostatic testing apparatus as claimed in claim 1, wherein, The top end of the base (1) is fixedly connected with two groups of support plates (14), the bidirectional threaded rod (2) is rotatably installed on the two groups of support plates (14), the guide rod (6) is fixedly installed on the two groups of support plates (14), and the top end of the two groups of support plates (14) is fixedly connected with an arc-shaped supporting plate (15).
3. A single tube hydrostatic testing apparatus as defined in claim 2, wherein, A crank handle (16) is rotatably arranged at the right end edge of the hand wheel (4).
4. A single tube hydrostatic testing apparatus as defined in claim 3, wherein, Sealing gaskets (19) are fixedly connected to the two groups of sealing tables (12).
5. A single tube bundle hydrostatic testing apparatus as claimed in claim 4, wherein, Sliding sleeves (17) are fixedly arranged in the guide holes on the two groups of movable plates (5).
6. A single tube bundle hydrostatic testing apparatus as claimed in claim 5, wherein, Anti-skid rubber pads (18) are fixedly connected to the bottom end of the base (1) on both sides.