CN215448787U

CN215448787U - Hydrostatic testing machine for pipe

Info

Publication number: CN215448787U
Application number: CN202121996418.4U
Authority: CN
Inventors: 郝张龙; 祝凯
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: 2022-01-07
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to a hydrostatic testing machine of tubular product, relate to the field of tubular product testing technique, it includes the thermostated container, be located the lifter plate of thermostated container, elevating gear and fixing device, the lifter plate is used for placing tubular product, fixing device sets up on the lifter plate, fixing device is used for fixing anchor clamps, elevating gear is used for driving the lifter plate and goes up and down, elevating gear includes actuating mechanism, at least three lifting screw and interlock mechanism, the opening part of thermostated container is provided with the backup pad, lifting screw's bottom is rotated with the thermostated container and is connected, lifting screw's top is rotated with the backup pad and is connected, and lifting screw sets up along the direction of height of thermostated container, interlock mechanism sets up the top at lifting screw, actuating mechanism is used for driving lifting screw to rotate. This application passes through actuating mechanism, can drive the lifter plate and go up and down, can reduce the intensity of labour that the tester moved with tubular product, and then improves the efficiency to the test of tubular product.

Description

Hydrostatic testing machine for pipe

Technical Field

The application relates to the field of pipe testing technology, in particular to a hydrostatic testing machine for pipes.

Background

In the process of work and life, a large amount of non-metal pipes are often needed, the pipes are often used for measuring the pressure resistance time under constant internal pressure and constant temperature and the maximum pressure value of instantaneous damage before being produced in batches, and the pipes are also items which must be detected by pipe manufacturers and detection mechanisms.

When the pipe is detected, the pipe needs to be placed into a constant temperature box with a clamp, and then the pipe is subjected to related tests. In order to facilitate the tester to put into the thermostated container with tubular product, often can connect a chain on anchor clamps, the tester of being convenient for takes out tubular product with tubular product.

In view of the above-mentioned related art, the inventor believes that when the pipe is oversized, the labor intensity of the tester is increased during the process of putting the pipe into and taking the pipe out of the oven.

SUMMERY OF THE UTILITY MODEL

In order to reduce the labor intensity of a tester, the application provides a hydrostatic testing machine for pipes.

The application provides a hydrostatic testing machine of tubular product adopts following technical scheme:

the utility model provides a hydrostatic testing machine of tubular product, includes the thermostated container, is located lifter plate, elevating gear and fixing device in the thermostated container, the lifter plate is used for placing tubular product, fixing device sets up on the lifter plate, fixing device is used for fixing anchor clamps, elevating gear is used for the drive the lifter plate goes up and down, elevating gear includes actuating mechanism, at least three lifting screw and interlock mechanism, the opening part of thermostated container is provided with the backup pad, lifting screw's bottom with the thermostated container rotates to be connected, lifting screw's top with the backup pad rotates to be connected, just lifting screw follows the direction of height setting of thermostated container, interlock mechanism sets up lifting screw's top, actuating mechanism is used for the drive lifting screw rotates.

By adopting the technical scheme, the pipe is fixed by utilizing the clamp during use. The fixture is fixed on the lifting plate through the fixing device. Then, adjusting the driving mechanism, the driving mechanism drives the lifting screw rods to rotate, and all the lifting screw rods are rotated under the action of the linkage mechanism, so that the lifting plate moves downwards, and the pipe enters under the water surface in the constant temperature box. And finally, covering a cover of the thermostat, and carrying out a pressure-resistant damage test on the pipe. After the test is completed, the cover of the thermostat is opened, the driving mechanism is adjusted, the driving mechanism drives the lifting plate to move upwards, so that the pipe is exposed out of the water surface, and the detector adjusts the fixing device, so that the pipe is taken down from the lifting plate. Through actuating mechanism, can drive the lifter plate and go up and down, can reduce the intensity of labour that the tester moved with tubular product, and then improve the efficiency to the test of tubular product.

Optionally, actuating mechanism includes driving motor, driving gear, driven gear and drive chain, the coaxial setting of driving gear is in on driving motor's the drive shaft, the coaxial setting of driven gear is in on the lifting screw, drive chain is around establishing on driving gear and the driven gear, drive chain and driving gear and driven gear all mesh the setting, driving motor is used for the drive the driving gear rotates.

Through adopting above-mentioned technical scheme, adjust driving motor, driving motor's drive shaft drives the driving gear and rotates, and under drive chain's effect, driving motor can drive driven gear simultaneously and rotate, and then drives the lifting screw and rotate. The driving mechanism can provide power for rotation of the lifting screw rod, and rotation efficiency of the lifting screw rod can be improved.

Optionally, the linkage mechanism includes a linkage chain and at least three linkage gears, the linkage gears are coaxially arranged on the lifting screw rod, the linkage chain is wound on the linkage gears, and the linkage chain and the linkage gears are all meshed.

Through adopting above-mentioned technical scheme, when one of them lifting screw rotated, lifting screw drove the interlock gear rotation that is located it, under the effect of interlock chain, can drive whole lifting screw and rotate, and then realized the lift of lifter plate. The interlocking mechanism who sets up when one of them lifting screw rotates, can drive whole lifting screw and rotate, and then realizes the lift of lifter plate, is convenient for drive the lifter plate to required position.

Optionally, a protective cover for protecting the linkage chain is arranged between the thermostat and the supporting plate.

Through adopting above-mentioned technical scheme, the protection casing of setting can play certain guard action to the interlock chain, and the water that reduces in the thermostated water tank causes the erosion to the interlock chain.

Optionally, the fixing device comprises two fixing plates, a butt plate and a fixing screw rod, the fixing plates are arranged on the lifting plate, the fixing plates are arranged along the length direction of the incubator, the butt plate is arranged between the fixing plates, and the fixing screw rod penetrates through one end of the fixing plate and is rotatably connected with the butt plate.

Through adopting above-mentioned technical scheme, will place between the fixed plate with the fixed tubular product of anchor clamps, then adjust set screw respectively, set screw drives the butt joint board and moves to anchor clamps direction, and until the butt joint board with anchor clamps tight butt on the fixed plate, and then realize the fixed of tubular product on the lifter plate. The fixing device who sets up can firmly fix anchor clamps on the lifter plate, and then realizes that tubular product is fixed on the lifter plate, can reduce tubular product and take place to rock at experimental in-process.

Optionally, the bottom of butt joint board is provided with leads the slider, set up on the lifter plate and supply lead the spout that the slider slided, the spout is followed the length direction of set screw sets up.

Through adopting above-mentioned technical scheme, the spout that sets up can play certain guide effect to the motion of leading the slider, can improve the stability of butt board motion.

Optionally, the lifting plate is provided with water permeable holes.

Through adopting above-mentioned technical scheme, the hole of permeating water of setting can make the water in the thermostated container pass through fast, can improve the efficiency that water passes through the lifter plate.

Optionally, the bottom of the incubator is provided with at least one guide sliding rod, the guide sliding rod penetrates through the lifting plate, and the guide sliding rod is axially parallel to the lifting screw.

Through adopting above-mentioned technical scheme, the guide slide bar that sets up can improve the motion of lifter plate and lead, further improves the stability of lifter plate at the lift in-process.

Optionally, a limiting ring for limiting the lifting plate is arranged on the guide sliding rod.

Through adopting above-mentioned technical scheme, the spacing ring that sets up can play certain spacing left and right sides to the motion of lifter plate, can make the lifter plate move at the within range of designation of lifting screw.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the lifting plate can be driven to lift through the driving mechanism, so that the labor intensity of conveying the pipe by a tester can be reduced, and the efficiency of testing the pipe is improved;

2. the driving mechanism can provide power for the rotation of the lifting screw rod, and can improve the rotation efficiency of the lifting screw rod;

3. the linkage mechanism is arranged, when one lifting screw rotates, all the lifting screws can be driven to rotate, so that the lifting plate is lifted, and the lifting plate is driven to a required position conveniently;

4. the fixing device who sets up can firmly fix anchor clamps on the lifter plate, and then realizes that tubular product is fixed on the lifter plate, can reduce tubular product and take place to rock at experimental in-process.

Drawings

Fig. 1 is a schematic overall structure diagram of a hydrostatic testing machine for tubular products according to an embodiment of the present disclosure.

FIG. 2 is a partial schematic view of a hydrostatic testing machine for tubular products according to an embodiment of the present disclosure.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Reference numerals: 1. a thermostat; 11. a support plate; 12. a protective cover; 13. a guide slide bar; 14. a limiting ring; 2. a lifting plate; 21. a chute; 22. water permeable holes; 3. a lifting device; 31. a drive mechanism; 311. a drive motor; 312. a driving gear; 313. a driven gear; 314. a drive chain; 32. a lifting screw; 33. a linkage mechanism; 331. a linkage chain; 332. a linkage gear; 4. a fixing device; 41. a fixing plate; 42. a butt joint plate; 43. fixing the screw rod; 44. and a guide slide block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a hydrostatic testing machine for pipes. Referring to fig. 1 and 2, the hydrostatic testing machine for pipes comprises a constant temperature box 1, a lifting plate 2 located in the constant temperature box 1, a lifting device 3 and a fixing device 4, wherein pipes can be placed on the lifting plate 2, the fixing device 4 is arranged on the lifting plate 2, the fixing device 4 can fix a clamp, and the lifting device 3 can drive the lifting plate 2 to lift. A plurality of water permeable holes 22 are formed in the lifting plate 2, two guide sliding rods 13 are arranged at the bottom of the thermostat 1, the guide sliding rods 13 penetrate through the lifting plate 2, the bottom of each guide sliding rod 13 is integrally connected with the thermostat 1, the top of each guide sliding rod 13 is integrally connected with the supporting plate 11, and each guide sliding rod 13 is axially parallel to the lifting screw 32. The guide sliding rod 13 is coaxially provided with a limiting ring 14, the limiting ring 14 is welded on the guide sliding rod 13, and the limiting ring 14 can limit the movement of the lifting plate 2 to enable the lifting plate 2 to move within an appointed range.

Referring to fig. 2 and 3, in order to facilitate the movement of the lifting plate 2, the labor intensity of a tester is reduced. The lifting device 3 includes a driving mechanism 31, four lifting screws 32, and a linkage mechanism 33, and a support plate 11 is integrally connected to an opening of the incubator 1. The bottom of lifting screw 32 passes through bearing rotation with thermostated container 1 and is connected, the outer lane and the 1 interference fit of thermostated container of bearing, the inner circle and the 32 interference fit of lifting screw of bearing, and this embodiment bearing does not mark. The top of the lifting screw 32 is connected to the support plate 11 through a bearing, and the lifting screw 32 is distributed along the height direction of the oven 1. The interlocking mechanism 33 is provided on the top of the elevating screw 32, and the driving mechanism 31 can drive the elevating screw 32 to rotate.

Referring to fig. 3, in order to power the rotation of the elevating screw 32, the driving mechanism 31 includes a driving motor 311, a driving gear 312, a driven gear 313, and a driving chain 314. The driving gear 312 is coaxially disposed on the driving shaft of the driving motor 311, and the driving gear 312 is keyed with the driving shaft of the driving motor 311. The driven gear 313 is coaxially provided on the lifting screw 32, and the driven gear 313 is keyed to the lifting screw 32. The driving chain 314 is wound around the driving gear 312 and the driven gear 313, and the driving chain 314 is engaged with both the driving gear 312 and the driven gear 313. The base of the driving motor 311 is fixed to the oven 1 by a bolt, and the driving shaft of the driving motor 311 can drive the driving gear 312 to rotate by adjusting the driving motor 311.

Referring to fig. 1, 2 and 3, the interlocking mechanism 33 includes an interlocking chain 331 and four interlocking gears 332, the interlocking gears 332 are coaxially provided on the lifting screw 32, and the interlocking gears 332 are keyed to the lifting screw 32. The interlocking chain 331 is wound around the interlocking gear 332, and both the interlocking chain 331 and the interlocking gear 332 are engaged. A protective cover 12 is provided between the oven 1 and the support plate 11 by a bolt, and the protective cover 12 can protect the interlocking chain 331.

Referring to fig. 1 and 2, in order to fix the tube to the elevating plate 2, the fixing device 4 includes two fixing plates 41, an abutting plate 42, and fixing screws 43, the fixing plates 41 are disposed on the elevating plate 2, the bottom of the fixing plates 41 are welded to the elevating plate 2, and the fixing plates 41 are distributed along the length direction of the incubator 1. The abutting plates 42 are provided between the fixed plates 41, and the fixed screw 43 penetrates one end of the fixed plate 41 and is connected to the abutting plates 42 through a bearing. The bottom of butt joint board 42 is connected with guide slide 44 integratively, has seted up spout 21 on the lifter plate 2, and guide slide 44 can slide along spout 21, and spout 21 distributes along fixing screw 43's length direction.

The implementation principle of the hydrostatic testing machine for the pipes in the embodiment of the application is as follows: when in use, the pipe is fixed by the clamp. Place tubular product between fixed plate 41, then adjust fixing screw 43 respectively, fixing screw 43 drives butt joint board 42 and moves to the anchor clamps direction, until butt joint board 42 tightly butt anchor clamps on fixed plate 41, and then realize the fixed of tubular product on lifter plate 2.

Then, the driving motor 311 is adjusted, the driving shaft of the driving motor 311 drives the driving gear 312 to rotate, and under the action of the driving chain 314, the driving motor 311 can simultaneously drive the driven gear 313 to rotate, thereby driving the lifting screw 32 to rotate. When one of the lifting screws 32 rotates, the lifting screw 32 drives the interlocking gear 332 located thereon to rotate, and under the action of the interlocking chain 331, all the lifting screws 32 can be driven to rotate, so that the lifting plate 2 drives the pipe to move downwards until the pipe moves below the water surface in the incubator 1. And finally, covering a cover of the thermostat 1, and performing a pressure damage resistance test on the pipe.

After the test is finished, the cover of the incubator 1 is opened, the driving motor 311 is adjusted, the driving motor 311 drives the lifting plate 2 to move upwards, the pipe is exposed out of the water, and the pipe is detected by the detector.

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

Claims

1. The hydrostatic testing machine for the pipes is characterized in that: comprises a thermostat (1), a lifting plate (2) positioned in the thermostat (1), a lifting device (3) and a fixing device (4), wherein the lifting plate (2) is used for placing a pipe, the fixing device (4) is arranged on the lifting plate (2), the fixing device (4) is used for fixing a clamp, the lifting device (3) is used for driving the lifting plate (2) to lift, the lifting device (3) comprises a driving mechanism (31), at least three lifting screws (32) and a linkage mechanism (33), a supporting plate (11) is arranged at an opening of the thermostat (1), the bottom of each lifting screw (32) is rotatably connected with the thermostat (1), the top of each lifting screw (32) is rotatably connected with the corresponding supporting plate (11), and the lifting screws (32) are arranged along the height direction of the thermostat (1), the linkage mechanism (33) is arranged at the top of the lifting screw rod (32), and the driving mechanism (31) is used for driving the lifting screw rod (32) to rotate.

2. The hydrostatic testing machine for tubular products of claim 1, wherein: drive mechanism (31) includes driving motor (311), driving gear (312), driven gear (313) and drive chain (314), driving gear (312) coaxial setting is in on driving motor's (311) the drive shaft, driven gear (313) coaxial setting is in on lifting screw (32), drive chain (314) are around establishing on driving gear (312) and driven gear (313), drive chain (314) all mesh with driving gear (312) and driven gear (313) and set up, driving motor (311) are used for the drive driving gear (312) rotate.

3. The hydrostatic testing machine for tubular products of claim 1, wherein: the linkage mechanism (33) comprises a linkage chain (331) and at least three linkage gears (332), the linkage gears (332) are coaxially arranged on the lifting screw rod (32), the linkage chain (331) winds the linkage gears (332), and the linkage chain (331) and the linkage gears (332) are all meshed.

4. The hydrostatic testing machine for tubular products of claim 3, wherein: a protective cover (12) used for protecting the linkage chain (331) is arranged between the thermostat (1) and the supporting plate (11).

5. The hydrostatic testing machine for tubular products of claim 1, wherein: fixing device (4) include two fixed plates (41), butt plate (42) and clamping screw (43), fixed plate (41) set up on lifter plate (2), just fixed plate (41) are followed the length direction of thermostated container (1) sets up, butt plate (42) set up between fixed plate (41), clamping screw (43) run through the one end of fixed plate (41) with butt plate (42) rotate and are connected.

6. The hydrostatic testing machine for tubular products of claim 5, wherein: the bottom of butt joint board (42) is provided with guide slide (44), offer on lifter plate (2) and supply guide slide (44) carry out the spout (21) that slides, spout (21) are followed the length direction setting of clamping screw (43).

7. The hydrostatic testing machine for tubular products of claim 1, wherein: the lifting plate (2) is provided with water permeable holes (22).

8. The hydrostatic testing machine for tubular products of claim 1, wherein: the bottom of thermostated container (1) is provided with at least one and leads slide bar (13), lead slide bar (13) and run through lifter plate (2) set up, just lead slide bar (13) with lifting screw (32) axial direction is parallel.

9. The hydrostatic testing machine for tubular products of claim 8, wherein: the guide sliding rod (13) is provided with a limiting ring (14) used for limiting the lifting plate (2).