CN215522907U - Pressure pipeline pressure detection device - Google Patents
Pressure pipeline pressure detection device Download PDFInfo
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- CN215522907U CN215522907U CN202120908614.5U CN202120908614U CN215522907U CN 215522907 U CN215522907 U CN 215522907U CN 202120908614 U CN202120908614 U CN 202120908614U CN 215522907 U CN215522907 U CN 215522907U
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Abstract
The utility model provides a pressure pipeline pressure detection device, which comprises a bottom frame, a bracket, a clamping mechanism and an elastic device, wherein the bracket is detachably arranged on the bottom frame, the bottom frame and the bracket are matched and sleeved on the periphery of a pipeline to be detected and can move along the pipeline to be detected, clamping parts are respectively and movably arranged on the bottom frame and the bracket, the two clamping parts are matched with the outer wall of the pipeline to be detected to form a pressure measurement cavity, the clamping mechanism is arranged at the joint of the two clamping parts and is used for clamping the two clamping parts, a pressure supply device and the pressure measurement device are connected onto the clamping parts, a valve is arranged at the joint of the pressure supply device and the clamping parts, the valve is closed after the pressure supply device supplies certain pressure to the pressure measurement cavity, the pressure change of the pressure measurement cavity is monitored in real time by matching with the pressure measurement device to judge whether the pipeline leaks, after the detection is finished, the clamping mechanism is unlocked, the elastic device drives the two clamping parts to automatically keep away from the pipeline to be detected, the clamping parts are driven to move to the next detection part by moving the bottom frame and the bracket to carry out the detection work, the disassembly and assembly process of the detection device is simplified, and time and labor are saved.
Description
Technical Field
The utility model relates to the technical field of pipeline detection, in particular to a pressure pipeline pressure detection device.
Background
Pressure pipes are part of pipes for transporting, distributing, mixing, separating, discharging, metering, controlling and stopping the flow of fluids, and are assembled assemblies of pipes, tubes, flanges, bolted connections, gaskets, valves, other components or pressure parts and supports.
During the process of pipeline transmission of media, the tightness of the flange can be affected by various factors, which mainly include: the bolt pretightening force at the flange joint is insufficient or uneven; the pipeline internal pressure fluctuation or pipeline sinking movement causes the stress of the connecting bolt to change; the pipeline vibrates to loosen the connecting bolt; the pressure-resistant grade of the sealing material cannot meet the standard requirement; aging of the sealing material results in a decrease in the resilience of the gasket; the structure of the rubber ring is not properly selected. The sealing performance of the flange of the pipeline is directly or indirectly influenced by the factors, particularly after the pipeline is air-intake, the stress of the bolt at the flange connection part is difficult to avoid changing due to the influence of the factors such as sinking and moving of the pipeline and the like. If the problem of flange leakage cannot be detected in time and corresponding measures are taken, the leakage can be rapidly enlarged under the scouring of media, and various losses are caused. If toxic, harmful, flammable and explosive gas leaks, serious safety accidents such as personnel poisoning, fire, explosion and the like can be caused. Current pressure measuring device generally needs constantly dismouting in order to measure each position of pipeline, and the dismouting process is comparatively loaded down with trivial details, and the manpower resources loss is great, and detection efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pressure pipeline pressure detection device aiming at the defects in the technology, and aims to solve the problems of high labor loss and low detection efficiency caused by a complicated disassembly and assembly process of the pressure detection device.
The utility model provides a pressure pipeline pressure detection device, comprising:
the pressure measuring device comprises a base frame, a support is detachably arranged on the base frame, the support is matched with the base frame to be sleeved on the periphery of a pipeline to be measured and can move along the pipeline to be measured, a cross rod frame is movably arranged on each of the base frame and the support, clamping pieces are movably arranged on each of the cross rod frames, each cross rod frame is used for driving each clamping piece to be close to or far away from the pipeline to be measured, and the two clamping pieces are used for clamping the pipeline and forming a pressure measuring cavity;
the clamping mechanism is arranged at the joint of the two clamping pieces and is used for clamping the two clamping pieces;
the elastic devices are arranged on the underframe and the support and are used for driving the clamping piece to be away from the pipeline to be tested;
the pressure supply device is connected with the clamping piece and used for supplying pressure to the pressure measuring cavity, and a valve is arranged at the connection position of the pressure supply device and the clamping piece;
and the pressure measuring device is connected with the clamping piece and is used for detecting the pressure of the pressure measuring cavity.
Preferably, two be provided with mounting hole and fixed orifices on the holder corresponding position respectively, chucking mechanism includes connecting rod, nut, butt dish and rotates the setting and is in cam on the connecting rod, be provided with on the connecting rod with the screw thread portion that the nut is connected, be provided with the handle on the cam, the connecting rod is pegged graft and is set up the mounting hole with on the fixed orifices, the nut supports and pushes away the butt dish so that the butt dish butt is in on the fixed orifices, the cam butt is in on the mounting hole, the cam cooperation the butt dish will two holder locking.
Preferably, the chassis with all be provided with the montant on the support, the removal is provided with the horizontal pole frame on the montant, the holder sets up on the horizontal pole frame, resilient means is the spring, the spring cup joints the setting and is in be used for supporting the push away on the montant the horizontal pole frame is so that the horizontal pole frame drives the holder is kept away from the pipeline that awaits measuring.
Preferably, the clamping pieces are of arc-shaped plate structures, retaining rings used for fastening the pipeline to be tested are arranged on the clamping pieces in pairs, the retaining rings on the two clamping pieces are tightly attached to each other and matched with the outer wall of the pipeline to be tested to form the pressure measuring cavity, and inserting portions and inserting grooves for inserting the inserting portions are respectively arranged on the two clamping pieces.
Preferably, the retaining ring is a rubber ring.
Preferably, the underframe and the support are both provided with rollers.
Preferably, the pressure supply device is a pump body, and the pump body is connected with the clamping piece through the valve.
Preferably, the pressure measuring device is a pressure gauge, and a threaded pipe for connecting the pressure gauge is arranged on the clamping piece.
Compared with the prior art, the utility model has the following beneficial effects:
during operation, two holders press from both sides tightly on the pipeline that awaits measuring and through the chucking of chucking mechanism, supply to press the device to provide the valve closed after certain pressure to the pressure measurement chamber, the pressure variation of cooperation pressure measurement device real-time supervision pressure measurement chamber is in order to judge whether the pipeline leaks, detect the completion back, the chucking mechanism unblock, elastic device orders about two holders and keeps away from the pipeline that awaits measuring automatically, move to next detection site through removing chassis and support in order to drive the holder and detect work, the dismouting process of detection device has been simplified with the mode of chucking holder and the mode that cooperation elastic device ordered about the holder and bounce off automatically through chucking mechanism, comparatively labour saving and time saving.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of one embodiment of the present invention;
fig. 3 is a cross-sectional view of an embodiment of the present invention.
In the figure, 10-chassis; 11-a scaffold; 12-a vertical rod; 13-a cross-bar frame; 14-a roller; 20-a clamp; 21-mounting hole 22-fixing hole; 23-a retaining ring; 24-a plug-in part; 25-slot; 30-a pressure measuring cavity; 40-a clamping mechanism; 41-connecting rod; 42-a nut; 43-a contact pad; 44-a cam; 441-a handle; 50-a resilient means; 60-a pressure supply device; and 70-a pressure measuring device.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
Example 1:
referring to fig. 1 to 3, the present invention provides a pressure pipe pressure detecting apparatus including:
the pressure measuring device comprises an underframe 10, wherein a support 11 is detachably arranged on the underframe 10, the support 11 is matched with the underframe 10 to be sleeved on the periphery of a pipeline to be measured and can move along the pipeline to be measured, a cross rod frame 13 is movably arranged on each of the underframe 10 and the support 11, a clamping piece 20 is movably arranged on each cross rod frame 13, each cross rod frame 13 is used for driving each clamping piece 20 to be close to or far away from the pipeline to be measured, and the two clamping pieces 20 are used for clamping the pipeline and forming a pressure measuring cavity 30;
the clamping mechanism 40 is arranged at the joint of the two clamping pieces 20 and is used for clamping the two clamping pieces 20;
the elastic device 50, the chassis 10 and the bracket 11 are all provided with the elastic device 50, and the elastic device 50 is used for driving the clamping piece 20 to be far away from the pipeline to be tested;
the pressure supply device 60 is connected with the clamping piece 20 and used for supplying pressure to the pressure measuring cavity 30, and a valve is arranged at the connection position of the pressure supply device 60 and the clamping piece 20;
and a pressure measuring device 70, wherein the pressure measuring device 70 is connected with the clamping member 20 and is used for detecting the pressure of the pressure measuring cavity 30.
During operation, two holders 20 press from both sides tightly on the pipeline that awaits measuring and through chucking mechanism 40 chucking, supply to press device 60 to provide the valve closed after certain pressure to pressure measuring chamber 30, cooperate pressure measuring device 70 real-time supervision pressure measuring chamber 30's pressure variation in order to judge whether the pipeline leaks, detect the completion back, chucking mechanism 40 unblock, resilient means 50 orders about two holders 20 and keeps away from the pipeline that awaits measuring automatically, detect work in order to drive holder 20 to remove to next detection site through removing chassis 10 and support 11, the dismouting process of detection device has been simplified with the mode of chucking holder 20 and the mode that resilient means 50 orders about holder 20 and pops open automatically through chucking mechanism 40, and is time saving and labor saving comparatively. Wherein, the underframe 10 and the bracket 11 are connected by screw thread.
Specifically, the two clamping members 20 are respectively provided with a mounting hole 21 and a fixing hole 22 at corresponding positions, the chucking mechanism 40 includes a connecting rod 41, a nut 42, a contact disc 43 and a cam 44 rotatably disposed on the connecting rod 41, the connecting rod 41 is provided with a threaded portion connected with the nut 42, the cam 44 is provided with a handle 441, the connecting rod 41 is inserted into the mounting hole 21 and the fixing hole 22, the nut 42 contacts and pushes the contact disc 43 to enable the contact disc 43 to contact the fixing hole 22, the cam 44 contacts and abuts on the mounting hole 21, and the cam 44 cooperates with the contact disc 43 to lock the two clamping members 20.
When the clamping mechanism 40 is installed, the connecting rod 41 penetrates through the installation hole 21 and the fixing hole 22, the nut 42 is matched with a thread part on the connecting rod 41 to push the abutting disc 43 to the fixing hole 22, a more gentle part on the cam 44 abuts against the installation hole 21, the elastic device 50 drives the two clamping pieces 20 to be far away from a pipeline to be detected, and a gap is formed between the two clamping pieces 20 and the pipeline to be detected by matching the limiting effect of the abutting disc 43 and the cam 44, so that the whole device can move along the pipeline to be detected; when the clamping member 20 is clamped, the handle 441 is rotated to drive the cam 44 to rotate, the protruding portion of the cam 44 pushes against the fixing hole 22 so that the fixing hole 22 and the mounting hole 21 are close to each other, and the two clamping members 20 are close to each other to be in a close-fitting state, and the clamping member 20 clamps the pipe to be tested and forms a pressure measuring cavity 30 with the outer wall of the pipe to be tested.
Specifically, all be provided with montant 12 on chassis 10 and the support 11, the removal is provided with horizontal pole frame 13 on the montant 12, and holder 20 sets up on horizontal pole frame 13, and resilient means 50 is the spring, and the spring cup joints and sets up on montant 12 and be used for supporting and push away horizontal pole frame 13 so that horizontal pole frame 13 drives holder 20 and keeps away from the pipeline that awaits measuring.
Example 2:
referring to fig. 1 to 3, in combination with the technical solution of embodiment 1, in this embodiment, the clamping members 20 are arc-shaped plate-shaped structures, the clamping members 20 are provided with retaining rings 23 for fastening the pipe to be tested in pairs, the retaining rings 23 on the two clamping members 20 are tightly attached to each other and cooperate with the outer wall of the pipe to be tested to form a pressure measuring cavity 30, and the two clamping members 20 are respectively provided with an insertion portion 24 and a slot 25 for insertion of the insertion portion 24.
Specifically, the retaining ring 23 is a rubber ring.
The two clamping pieces 20 are respectively provided with the insertion part 24 and the slot 25 for the insertion of the insertion part 24, so that the sealing surface between the two clamping pieces 20 is improved in an insertion mode, and the sealing effect when the two clamping pieces 20 are connected is improved; and through set up the rubber ring on the latch closure, when two holders 20 were pressed from both sides tightly, the rubber ring was extruded and filled the clearance between two holders 20 and the pipeline that awaits measuring automatically, further improved the sealed effect when two holders 20 centre gripping pipeline that awaits measuring.
The specific chassis 10 and the bracket 11 are provided with rollers 14.
Specifically, the pressure supply device 60 is a pump body, and the pump body is connected to the holder 20 through a valve. The pump body in this embodiment can be placed on a cart, facilitating movement of the clamping member 20 along the pipeline to be tested.
Specifically, the pressure measuring device 70 is a pressure gauge, and the holder 20 is provided with a threaded pipe to which the pressure gauge is connected.
The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner. Those skilled in the art can make many possible variations and modifications to the disclosed solution, or modify equivalent embodiments using the teachings set forth above, without departing from the scope of the claimed solution. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (8)
1. A pressure line pressure detection device, comprising:
the pressure measuring device comprises a base frame (10), wherein a support (11) is detachably arranged on the base frame (10), the support (11) is matched with the base frame (10) to be sleeved on the periphery of a pipeline to be measured and can move along the pipeline to be measured, clamping pieces (20) are movably arranged on the base frame (10) and the support (11), and the two clamping pieces (20) are used for clamping the pipeline to be measured and forming a pressure measuring cavity (30);
the clamping mechanism (40) is arranged at the joint of the two clamping pieces (20) and is used for clamping the two clamping pieces (20);
the elastic device (50) is arranged on each of the base frame (10) and the support (11), and the elastic device (50) is used for driving the clamping piece (20) to be far away from the pipeline to be tested;
the pressure supply device (60) is connected with the clamping piece (20) and used for supplying pressure to the pressure measuring cavity (30), and a valve is arranged at the connection position of the pressure supply device (60) and the clamping piece (20);
a pressure measuring device (70), wherein the pressure measuring device (70) is connected with the clamping piece (20) and is used for detecting the pressure of the pressure measuring cavity (30).
2. The pressure pipeline pressure detecting device according to claim 1, wherein:
two be provided with mounting hole (21) and fixed orifices (22) respectively on the corresponding position of holder (20), chucking mechanism (40) include connecting rod (41), nut (42), butt dish (43) and rotate and set up cam (44) on connecting rod (41), be provided with on connecting rod (41) with the screw thread portion that nut (42) are connected, be provided with handle (441) on cam (44), connecting rod (41) are pegged graft and are set up mounting hole (21) with on fixed orifices (22), nut (42) are supported and are pushed away butt dish (43) so that butt dish (43) butt is in on fixed orifices (22), cam (44) butt is in on mounting hole (21), cam (44) cooperation butt dish (43) are with two holder (20) locking.
3. The pressure pipeline pressure detecting device according to claim 1, wherein:
chassis (10) with all be provided with montant (12) on support (11), the removal is provided with horizontal pole frame (13) on montant (12), holder (20) set up on horizontal pole frame (13), resilient means (50) are the spring, the spring cup joints and sets up on montant (12) and be used for supporting and push away horizontal pole frame (13) are so that horizontal pole frame (13) drive holder (20) are kept away from the pipeline that awaits measuring.
4. The pressure pipeline pressure detecting device according to claim 1, wherein:
the clamping pieces (20) are of arc-shaped plate structures, retaining rings (23) used for fastening a pipeline to be tested are arranged on the clamping pieces (20) in pairs, the retaining rings (23) on the two clamping pieces (20) are tightly attached to each other and matched with the outer wall of the pipeline to be tested to form the pressure measuring cavity (30), and inserting portions (24) and inserting grooves (25) for the inserting portions (24) to be inserted are respectively arranged on the two clamping pieces (20).
5. The pressure pipeline detection device of claim 4, wherein:
the retaining ring (23) is a rubber ring.
6. The pressure pipeline pressure detecting device according to claim 1, wherein:
and the chassis (10) and the bracket (11) are both provided with rollers (14).
7. The pressure pipeline pressure detecting device according to claim 1, wherein:
the pressure supply device (60) is a pump body, and the pump body is connected with the clamping piece (20) through the valve.
8. The pressure pipeline pressure detecting device according to claim 1, wherein:
the pressure measuring device (70) is a pressure gauge, and a threaded pipe for connecting the pressure gauge is arranged on the clamping piece (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120908614.5U CN215522907U (en) | 2021-04-29 | 2021-04-29 | Pressure pipeline pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120908614.5U CN215522907U (en) | 2021-04-29 | 2021-04-29 | Pressure pipeline pressure detection device |
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| Publication Number | Publication Date |
|---|---|
| CN215522907U true CN215522907U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120908614.5U Active CN215522907U (en) | 2021-04-29 | 2021-04-29 | Pressure pipeline pressure detection device |
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| CN (1) | CN215522907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073932A (en) * | 2023-08-25 | 2023-11-17 | 连云港华港电力设备有限公司 | Leakage detection device for heat exchange tube of condenser and use method of leakage detection device |
-
2021
- 2021-04-29 CN CN202120908614.5U patent/CN215522907U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073932A (en) * | 2023-08-25 | 2023-11-17 | 连云港华港电力设备有限公司 | Leakage detection device for heat exchange tube of condenser and use method of leakage detection device |
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