CN218444907U - Ultra-long telescopic joint water pressure test device with inlet hole - Google Patents
Ultra-long telescopic joint water pressure test device with inlet hole Download PDFInfo
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- CN218444907U CN218444907U CN202222507605.2U CN202222507605U CN218444907U CN 218444907 U CN218444907 U CN 218444907U CN 202222507605 U CN202222507605 U CN 202222507605U CN 218444907 U CN218444907 U CN 218444907U
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- telescopic joint
- blank cap
- stifle
- water injection
- test device
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Abstract
The utility model discloses a super-long telescopic joint water pressure test device with a feed hole, which belongs to the field of test equipment and comprises an upper blank cap and a lower blank cap, wherein a telescopic joint is arranged between the upper blank cap and the lower blank cap, the upper blank cap, the telescopic joint and the lower blank cap are fixedly connected through a first screw rod, two ends of the telescopic joint are respectively provided with a transition plate, and two transition plates are fixedly connected through a second screw rod; the utility model discloses a set up stifle, lower stifle, a screw rod, water injection cover and water injection pipe, can seal fixedly to the both ends of telescopic joint, and carry out the water injection test from the one end of telescopic joint, and through setting up cab apron and No. two screw rods, can compensate its structure of overlength telescopic joint and the particularity of size of taking into the hole, this water pressure test device simultaneously, simple structure has, with low costs and convenient operation's advantage, can be applicable to the overlength telescopic joint of taking into the hole, thereby the water pressure test of the overlength telescopic joint of taking into the hole has brought the facility.
Description
Technical Field
The utility model belongs to the technical field of test equipment, concretely relates to overlength telescopic joint water pressure test device of area manhole.
Background
The telescopic joint can also be called as a pipeline telescopic joint, a compensator and a telescopic device, and can be divided into: the expansion joint is characterized in that the expansion joint is of a corrugated expansion joint, a sleeve expansion joint, a square natural compensation expansion joint and the like, for expansion joints with longer length and larger diameter, in order to facilitate later maintenance, an access hole is usually formed in the surface of the expansion joint and an access door is installed, and in the process of production and use of the expansion joint, a water pressure test device is often used for detecting the quality of the expansion joint;
at present, a conventional telescopic joint is subjected to a hydraulic test by using a pressure tester with the model of YFJ-B400, the pressure tester is complex in structure and high in cost, water is injected from two ends of the telescopic joint during the hydraulic test, the operation process is complex, the ultra-long telescopic joint with the inlet hole is mainly used for compensating telescopic deformation of a pipeline caused by temperature change and length compensation of the pipeline caused by installation adjustment and the like, and the hydraulic test of the telescopic joint with the inlet hole is very difficult due to the structure (the telescopic joint brings the inlet hole and the connecting seat) and the size specificity (the diameter of an inner cavity is 2200 mm), and is difficult to perform the hydraulic test by using the conventional pressure tester.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take overlength telescopic joint hydrostatic test device of manhole to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take overlength telescopic joint hydrostatic test device of manhole, includes stifle and lower stifle, go up the stifle and be provided with the telescopic joint down between the stifle, go up through a screw rod fixed connection between stifle, telescopic joint and the stifle down, the both ends of telescopic joint all are provided with cab apron, two cross through No. two screw rod fixed connection between the cab apron, the side fixedly connected with water injection cover of stifle bottom down, the fixed water injection pipe that has cup jointed in inside of water injection cover.
As a preferred embodiment, the bottom of the upper blank cap and the top of the lower blank cap are respectively located at the top and the bottom of the telescopic joint and are in close contact, and through holes corresponding to the end parts of the telescopic joint are respectively formed in the upper blank cap and the lower blank cap.
As a preferred embodiment, the first screw rod penetrates through the upper blank cap, the telescopic joint and the lower blank cap from top to bottom in sequence, and a first screw cap is sleeved on an external thread of the first screw rod.
As a preferred embodiment, the transition plate is located at the entrance door of the telescopic joint, two transition plates are parallel to each other, one transition plate is fixedly installed with the upper blank cap and the top end of the telescopic joint, and the other transition plate is fixedly installed with the lower blank cap and the bottom end of the telescopic joint.
In a preferred embodiment, the second screw penetrates between the two transition plates, and a second nut is sleeved on the external thread of the second screw.
In a preferred embodiment, one end of the water injection pipe is connected with the water pressure testing instrument, and the water injection pipe is sleeved with the water injection sleeve in a threaded manner.
Compared with the prior art, the beneficial effects of the utility model are that:
this overlength telescopic joint water pressure test device of hole is advanced in area, through setting up stifle, stifle down, a screw rod, water injection cover and water injection pipe, can seal fixedly to the both ends of telescopic joint, and carry out the water injection test from the one end of telescopic joint, and through setting up cab apron and No. two screw rods, can compensate its structure of overlength telescopic joint of hole and the particularity of size of advancing in area, this water pressure test device simultaneously, have simple structure, with low costs and convenient operation's advantage, can be applicable to the overlength telescopic joint of hole is advanced in the area, thereby the water pressure test of the overlength telescopic joint of hole has brought the facility for advancing in the area.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic side view of the structure of the present invention;
fig. 3 is a top view of the structure of the present invention.
In the figure: 1. covering with a blank cap; 2. a lower blank cap; 3. a first screw rod; 4. a transition plate; 5. a second screw; 6. a water injection sleeve; 7. a water injection pipe.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be according to concrete condition do further adjustment the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of requiring protection.
Referring to fig. 1-3, the utility model provides a super-long telescopic joint water pressure test device with an inlet hole, which comprises an upper blank cap 1 and a lower blank cap 2, wherein a telescopic joint is arranged between the upper blank cap 1 and the lower blank cap 2, the bottom of the upper blank cap 1 and the top of the lower blank cap 2 are respectively positioned at the top and the bottom of the telescopic joint and are in close contact with each other, through holes corresponding to the end part of the telescopic joint are respectively arranged on the upper blank cap 1 and the lower blank cap 2, the upper blank cap 1, the telescopic joint and the lower blank cap 2 are fixedly connected through a screw 3, the screw 3 sequentially penetrates through the upper blank cap 1, the telescopic joint and the lower blank cap 2 from top to bottom, and a screw cap is sleeved on the external thread of the screw 3; through setting up stifle 1 and stifle 2 down, can treat the telescopic joint both ends of detecting and carry out the shutoff, and utilize screw rod 3 No. one, can be to last stifle 1, telescopic joint and stifle 2 down between the fixed mounting to fastness between the three has been strengthened.
Referring to fig. 1 and 2, two ends of the telescopic joint are provided with transition plates 4, the two transition plates 4 are fixedly connected through a second screw 5, the transition plates 4 are located at an entrance door of the telescopic joint, the two transition plates 4 are parallel to each other, one transition plate 4 is fixedly installed with the upper blank cap 1 and the top end of the telescopic joint, the other transition plate 4 is fixedly installed with the lower blank cap 2 and the bottom end of the telescopic joint, the second screw 5 penetrates between the two transition plates 4, and the second screw 5 is sleeved with a second nut through external threads; because the surface of the telescopic joint is provided with the access door, when the first screw rod 3 is used for fixing the upper blank cap 1, the telescopic joint and the lower blank cap 2, the size of the access door can block the first screw rod 3, at the moment, the two transition plates 4 can be respectively and fixedly arranged at the bottom of the top end and the top of the bottom end of the telescopic joint, the length values of the two transition plates 4 are larger than that of the access door, and then the second screw rod 5 is used for fixing the two transition plates 4, so that the upper blank cap 1, the telescopic joint and the lower blank cap 2 at the upper position and the lower position of the access door can be tightly attached, the integral tightness of the upper blank cap 1, the telescopic joint and the lower blank cap 2 is ensured, and convenience is brought to the hydraulic test of the telescopic joint.
Referring to fig. 1 and 2, a water injection sleeve 6 is fixedly connected to a side surface of the bottom of the lower blank cap 2, a water injection pipe 7 is fixedly sleeved inside the water injection sleeve 6, one end of the water injection pipe 7 is connected with a water pressure testing instrument, and the water injection pipe 7 is in threaded sleeve connection with the water injection sleeve 6; after the upper blank cap 1 and the lower blank cap 2 are fixed, starting a water pressure testing instrument to enable water to enter the water injection sleeve 6 from the water injection pipe 7, wherein the water can slowly fill the closed cavity formed by the upper blank cap 1, the telescopic joint and the lower blank cap 2, and if the water pressure is increased to 2.5MPa, the telescopic joint does not leak and deform, the quality of the telescopic joint is qualified.
In the above scheme, it should be noted that: the entrance door of the telescopic joint is provided with a sealing cover, the water pressure testing instrument is a product in the prior art, and the working principle and the structure of the water pressure testing instrument are both the prior art.
The utility model discloses a theory of operation and use flow: firstly, an upper blank cap 1 and a lower blank cap 2 are respectively placed at the top and the bottom of a telescopic joint, so that the upper blank cap 1, the lower blank cap 2 and the telescopic joint are in close contact, the upper blank cap 1 and the lower blank cap 2 are convenient to plug two ends of the telescopic joint to be detected, a screw 3 sequentially penetrates through the upper blank cap 1, the telescopic joint and the lower blank cap 2, and a screw cap is used for locking, so that the upper blank cap 1, the telescopic joint and the lower blank cap 2 are convenient to fixedly install, and the firmness of the upper blank cap 1, the telescopic joint and the lower blank cap 2 is enhanced;
then, as the surface of the telescopic joint is provided with the entrance door, when the first screw rod 3 is used for fixing the upper blank cap 1, the telescopic joint and the lower blank cap 2, the size of the entrance door can block the first screw rod 3, at the moment, the two transition plates 4 can be respectively and fixedly arranged at the bottom of the top end and the top of the bottom end of the telescopic joint, the length values of the two transition plates 4 are larger than that of the entrance door, and then the second screw rod 5 is used for fixing the two transition plates 4, so that the upper blank cap 1, the telescopic joint and the lower blank cap 2 at the upper and lower positions of the entrance door can be tightly attached, the integral sealing performance of the upper blank cap 1, the telescopic joint and the lower blank cap 2 is ensured, and convenience is brought to the hydraulic pressure test of the telescopic joint;
and finally, after the upper blank cap 1 and the lower blank cap 2 are fixed, starting a water pressure testing instrument to enable water to enter the water injection sleeve 6 from the water injection pipe 7, and the water can be slowly filled in a closed cavity formed by the upper blank cap 1, the telescopic joint and the lower blank cap 2, if the water pressure is increased to 2.5MPa, the telescopic joint does not leak and deform, the quality of the telescopic joint is qualified.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a take overlength telescopic joint water pressure test device in manhole, includes stifle (1) and stifle (2) down, its characterized in that: go up to be provided with the telescopic joint between stifle (1) and stifle (2) down, go up through a screw rod (3) fixed connection between stifle (1), telescopic joint and stifle (2) down, the both ends of telescopic joint all are provided with cab apron (4), two cross through No. two screw rod (5) fixed connection between cab apron (4), the side fixedly connected with water injection cover (6) of stifle (2) bottom down, the inside of water injection cover (6) is fixed to be cup jointed water injection pipe (7).
2. The hydraulic test device for the super-long telescopic joint with the inlet hole as claimed in claim 1, is characterized in that: the bottom of the upper blank cap (1) and the top of the lower blank cap (2) are respectively positioned at the top and the bottom of the telescopic joint and are in close contact with each other, and through holes corresponding to the end parts of the telescopic joint are formed in the upper blank cap (1) and the lower blank cap (2).
3. The hydraulic test device for the super-long telescopic joint with the inlet hole as claimed in claim 1, is characterized in that: the first screw rod (3) sequentially penetrates through the upper blank cap (1), the telescopic joint and the lower blank cap (2) from top to bottom, and a first screw cap is sleeved on the external thread of the first screw rod (3).
4. The hydraulic test device for the super-long telescopic joint with the inlet hole as claimed in claim 1, is characterized in that: the transition plate (4) is positioned at the entrance door of the telescopic joint, the two transition plates (4) are parallel to each other, one transition plate (4) is fixedly installed with the upper blank cap (1) and the top end of the telescopic joint, and the other transition plate (4) is fixedly installed with the lower blank cap (2) and the bottom end of the telescopic joint.
5. The hydraulic test device for the overlong telescopic joint with the inlet hole, as claimed in claim 1, is characterized in that: the second screw rod (5) penetrates between the two transition plates (4), and a second nut is sleeved on the outer thread of the second screw rod (5).
6. The hydraulic test device for the super-long telescopic joint with the inlet hole as claimed in claim 1, is characterized in that: one end of the water injection pipe (7) is connected with the water pressure testing instrument, and the water injection pipe (7) is in threaded sleeve joint with the water injection sleeve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222507605.2U CN218444907U (en) | 2022-09-22 | 2022-09-22 | Ultra-long telescopic joint water pressure test device with inlet hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222507605.2U CN218444907U (en) | 2022-09-22 | 2022-09-22 | Ultra-long telescopic joint water pressure test device with inlet hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218444907U true CN218444907U (en) | 2023-02-03 |
Family
ID=85081918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222507605.2U Active CN218444907U (en) | 2022-09-22 | 2022-09-22 | Ultra-long telescopic joint water pressure test device with inlet hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218444907U (en) |
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2022
- 2022-09-22 CN CN202222507605.2U patent/CN218444907U/en active Active
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