CN215218453U - Bentonite prevention of seepage pad is able to bear or endure hydrostatic pressure detection device - Google Patents
Bentonite prevention of seepage pad is able to bear or endure hydrostatic pressure detection device Download PDFInfo
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- CN215218453U CN215218453U CN202121520413.4U CN202121520413U CN215218453U CN 215218453 U CN215218453 U CN 215218453U CN 202121520413 U CN202121520413 U CN 202121520413U CN 215218453 U CN215218453 U CN 215218453U
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Abstract
The utility model belongs to the technical field of hydrostatic pressure resistance detection, in particular to a hydrostatic pressure resistance detection device for a bentonite anti-seepage pad, which comprises a base provided with a water inlet cavity, wherein the water inlet cavity is respectively connected with a water inlet pipe and an exhaust pipe; the water inlet device also comprises a lower barrel which is detachably arranged on the base, and a barrel cavity of the lower barrel is communicated with the water inlet cavity; the upper cylinder body is slidably inserted into the lower cylinder body, and a sealing ring is arranged between the upper cylinder body and the lower cylinder body; the clamping assembly is slidably arranged at the lower part of the cylinder cavity of the upper cylinder and is used for clamping the anti-seepage pad; the upper cover is arranged at the upper end of the upper cylinder body and is connected with a water outlet pipe; and the compressing assembly is arranged above the upper cover and is used for applying downward pressure to the upper cover. The base upper end rigid coupling has the stand, and the crossbeam is installed to the stand upper end, compress tightly the subassembly and install on the crossbeam. The utility model discloses the prevention of seepage pad can be installed conveniently to the condition that can effectively avoid prevention of seepage pad edge to leak takes place.
Description
Technical Field
The utility model belongs to the technical field of resistant hydrostatic pressure detects, concretely relates to bentonite prevention of seepage pad is able to bear or endure hydrostatic pressure detection device.
Background
Bentonite is claystone, montmorillonite claystone, whose main component is montmorillonite (also called microcrystalline kaolinite, montmorillonite). The bentonite produced naturally in nature is called natural sodium-based bentonite when the ratio of the total exchange capacity of sodium ions and potassium ions to the total exchange capacity of calcium ions and magnesium ions in the bentonite produced naturally in nature is greater than or equal to l. The bentonite seepage-proofing liner is a composite seepage-proofing material formed by needling, bonding or sewing bentonite outer fabric geotextile or geomembrane, and the seepage-proofing performance of the bentonite seepage-proofing liner is between that of a compacted clay liner and that of a high polymer material geomembrane. At present, the bentonite impermeable liner is widely applied to projects such as waste landfill sites, underground reservoirs, ground material infrastructure construction and the like in environmental projects.
For example, publication number CN212780297U discloses a hydrostatic pressure resistance detection device for a bentonite anti-seepage gasket, which comprises a bottom cover, a container cover and a top cover, wherein a lower mounting opening is formed in the center of the upper surface of the bottom cover; a top plate is fixed at the top end of the container cover, a pair of top pressure rods are connected to the top plate in a threaded manner, nuts are fixed at the top ends of the top pressure rods, a top cover is arranged below the bottom ends of the top pressure rods, and an upper mounting opening is formed in the lower end face of the top cover; a lower barrel, an upper barrel and a bentonite anti-seepage liner sample are arranged between the bottom cover and the top cover, a lower fixing piece is integrally formed on the outer wall of the upper port of the lower barrel, and an upper fixing piece is integrally formed on the outer wall of the lower port of the upper barrel; the outer walls of the lower fixing piece and the upper fixing piece are provided with four clamping blocks together, and the clamping blocks are in threaded connection with fixing bolts; the utility model discloses can avoid leaking because of the bentonite prevention of seepage liner warp the edge that leads to when the monitoring, can also avoid leaking because the edge that bentonite prevention of seepage liner sample dimensional error leads to simultaneously.
Still as publication No. CN209802938U discloses resistant hydrostatic pressure apparatus of waterproof blanket of bentonite again, which comprises a housing, set up a plurality of installation positions in the casing, the casing outside sets up water supply chamber and pressure device with the installation position one-to-one, every the installation position all is including setting up the bottom in chassis bottom, barrel, last barrel and top cap down set gradually in the bottom top from bottom to top, set up the delivery port on the top cap, set up rivers sensor in the delivery port, barrel bottom and bottom contact position, last barrel top and top cap contact position set up the sealing washer down, the casing top sets up closing device, and the resistant hydrostatic pressure apparatus of waterproof blanket of bentonite still includes the controller. The beneficial effects of the utility model reside in that: the utility model discloses make things convenient for laying of quartz sand and permeable stone, make quartz sand surfacing, reduce the production of sample fold, reduce the probability of sample edge infiltration in the experimentation.
Hydrostatic pressure resistant detection device among the prior art can't install the seepage prevention pad that awaits measuring conveniently, and hydrostatic pressure resistant detection device among the prior art can't stop the condition emergence that seepage prevention pad edge leaked completely simultaneously.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model aims at providing a bentonite prevention of seepage fills up resistant hydrostatic pressure detection device.
The utility model provides a following technical scheme:
a hydrostatic pressure resistance detection device for a bentonite anti-seepage pad comprises a base provided with a water inlet cavity, wherein the water inlet cavity is respectively connected with a water inlet pipe and an exhaust pipe; further comprising:
the lower barrel is detachably arranged on the base, and a barrel cavity of the lower barrel is communicated with the water inlet cavity;
the upper cylinder body is slidably inserted into the lower cylinder body, and a sealing ring is arranged between the upper cylinder body and the lower cylinder body;
the clamping assembly is slidably arranged at the lower part of the cylinder cavity of the upper cylinder and is used for clamping the anti-seepage pad;
the upper cover is arranged at the upper end of the upper cylinder body and is connected with a water outlet pipe;
and the compressing assembly is arranged above the upper cover and is used for applying downward pressure to the upper cover.
The base upper end rigid coupling has the stand, and the crossbeam is installed to the stand upper end, compress tightly the subassembly and install on the crossbeam.
The pressing assembly is a pressing rod, and the pressing rod is installed in a threaded hole formed in the cross beam through threaded connection.
The compressing assembly is a hydraulic cylinder, the hydraulic cylinder is connected with a piston rod, and the piston rod penetrates through a through hole formed in the cross beam and extends to the lower end of the cross beam.
The clamping assembly comprises an upper clamping plate which is slidably arranged at the lower part of the cylinder cavity of the upper cylinder body, the lower end of the upper clamping plate is provided with a lower clamping plate through bolt connection, and the upper clamping plate and the lower clamping plate are both provided with through holes; the anti-seepage pad is arranged between the upper clamping plate and the lower clamping plate.
And the lower end of the upper barrel is provided with a locking assembly which is used for preventing the clamping assembly from sliding downwards.
The locking assembly comprises inserting blocks which are uniformly distributed at the lower end of the upper barrel along the circumferential direction, and inserting rods are inserted into the inserting blocks in a sliding mode along the radial direction.
And the upper barrel body is provided with a limiting structure which is used for preventing the upper barrel body from sliding downwards to exceed the limit.
The limiting structure is a limiting groove arranged on the outer wall of the upper barrel body.
The water inlet pipe is sequentially connected with a water supply barrel and a pressurizer.
The utility model has the advantages that:
1. the utility model has the advantages that the slidable clamping component is arranged on the upper barrel body, so that after the upper barrel body is lifted, the clamping component is pulled out, and the anti-seepage pad is arranged, so that the upper barrel body is not required to be lifted too high, and the anti-seepage pad to be tested is convenient to install;
2. the utility model can effectively avoid the leakage of the edge of the anti-seepage pad by installing the anti-seepage pad to be tested in the upper cylinder and installing the sealing ring between the upper cylinder and the lower cylinder;
3. the utility model discloses easy maintenance, the cost is lower.
Drawings
FIG. 1 is a schematic structural diagram of the present invention in an embodiment I;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a schematic view of the locking assembly of the present invention;
fig. 4 is a schematic structural diagram of the second embodiment of the present invention.
Labeled as: the device comprises a pressurizer 101, a water supply barrel 102, a water inlet pipe 103, a base 104, a water inlet cavity 105, an exhaust pipe 106, a vertical column 107, a lower cylinder 108, a limiting groove 109, an upper cylinder 110, a water outlet pipe 111, a cross beam 112, a cross beam 113, a top pressure rod 114, a sealing ring 115, a hydraulic cylinder 116, an upper clamping plate 201, an anti-seepage pad 202, a lower clamping plate 203, a groove 204, an inserted rod 205, an inserted block 206 and a sliding groove 207.
Detailed Description
Example one
As shown in the figure, the device for detecting the hydrostatic pressure resistance of the bentonite anti-seepage pad comprises a base 104 provided with a water inlet cavity 105, wherein the water inlet cavity 105 is respectively connected with a water inlet pipe 103 and an exhaust pipe 106, the water inlet pipe 103 is sequentially connected with a water supply barrel 102 and a pressurizer 101, and a valve is arranged on the water outlet pipe 103. A lower cylinder 108 is detachably mounted on the base 104 through bolt connection, and a cylinder cavity of the lower cylinder 108 is communicated with the water inlet cavity 105. A gasket is installed between the lower cylinder 108 and the base 104 to improve sealability. An upper cylinder 110 is slidably inserted into an upper portion of the lower cylinder 108, and a packing 115 is installed between the upper cylinder 110 and the lower cylinder 108, thereby improving sealability.
A clamping assembly is slidably mounted on the lower portion of the cavity of the upper cylinder 110 up and down, and is used for clamping the anti-seepage pad 202 to be tested. Specifically, the clamping assembly comprises an upper clamping plate 201 slidably mounted on the lower portion of the cylindrical cavity of the upper cylinder 110, a sliding block is arranged at the side end of the upper clamping plate 201, and the sliding block is slidably mounted in a sliding groove 207 formed in the wall of the cylindrical cavity of the upper cylinder 110 up and down. The lower end of the upper clamping plate 201 is provided with a lower clamping plate 203 through bolt connection, the upper clamping plate 201 and the lower clamping plate 203 are both provided with through holes, a containing groove for containing the anti-seepage pad 202 is arranged between the upper clamping plate 201 and the lower clamping plate 203, and after the anti-seepage pad 202 is placed in the containing groove, the lower clamping plate 203 and the upper clamping plate 201 are fixedly connected together through bolts. The side end of the anti-seepage pad 202 is clamped by the upper clamping plate 201 and the lower clamping plate 203, and the middle positions of the upper end and the lower end of the anti-seepage pad 202 are in contact with the quartz sand filled in the upper clamping plate 201 and the lower clamping plate 203 through holes formed in the upper clamping plate 201 and the lower clamping plate 203.
In order to prevent the quartz sand from blocking the threaded holes formed in the upper clamping plate 201 and the lower clamping plate 203, the threaded hole of the lower clamping plate 203 is provided with a groove 204, and after the bolt is installed, a rubber pad is installed in the groove 204, so that the quartz sand is prevented from entering.
A locking assembly is mounted on the lower end of the upper cylinder 110, and after the impermeable pad 202 is mounted on the clamping assembly, the clamping assembly is prevented from sliding downward by the locking assembly. Specifically, the locking assembly includes insertion blocks 206 uniformly distributed along the circumferential direction at the lower end of the upper cylinder 110, and insertion rods 205 are slidably inserted into the insertion blocks 206 along the radial direction. When the upper clamping plate 201 and the lower clamping plate 203 need to be pulled out, the inserting rod 205 is pushed back; when the upper clamping plate 201 and the lower clamping plate 203 need to be limited in the cavity of the upper cylinder 110, the inserting rod 205 is pulled out, so that the inserting rod 205 blocks the lower end of the lower clamping plate 203, and thus after the upper cylinder 110 is filled with quartz sand and permeable stone, the clamping assembly is still limited in the upper cylinder 110.
An upper cover 113 is installed on the upper end of the upper cylinder 110, a sealing ring is installed between the upper cover 113 and the upper cylinder 110, so that the sealing performance is improved, and the upper cover 113 is connected with a water outlet pipe 111. A pressing assembly is provided above the upper cover 113, and the pressing assembly may apply a downward pressure to the upper cover 113 when detecting.
During detection, the upper cylinder 110 is firstly drawn out, and a layer of permeable stone and quartz sand are placed in the lower cylinder 108; and then installing the anti-seepage pad 202 to be tested, limiting the clamping assembly in the upper cylinder 110 through the locking assembly, filling quartz sand and a layer of permeable stone in the upper cylinder 110, inserting the upper cylinder 110 into the lower cylinder 108, and installing the upper cover 113. The water inlet chamber 105 is filled with water and after the air is exhausted, the valve of the exhaust pipe 106 is closed. And finally, pressurizing according to the test steps, and observing whether water flows out of the water outlet pipe 111 or not.
The upper end of the base 104 is fixedly provided with a column 107 by welding, and the upper end of the column 107 is provided with a beam 112. The hold-down assembly is mounted on the cross beam 112. The pressing component is a pressing rod 114, and the pressing rod 114 is installed in a threaded hole formed in the cross beam 112 through threaded connection. Downward pressure can be applied to the upper cap 113 by screwing the knock bar 114 so that the lower end of the knock bar 114 is brought into contact with the upper cap 113.
In order to prevent the upper cylinder 110 from sliding over the limit downwards, a limit structure is arranged on the upper cylinder 110. Specifically, the limiting structure is a limiting groove 109 formed in the outer cylinder wall of the upper cylinder 110. When the upper cylinder 110 slides downwards to a set position, the wall of the limiting groove 109 abuts against the upper end of the lower cylinder 108, so that the upper cylinder 110 cannot slide downwards continuously.
Example two
The difference between this embodiment and the embodiment is that the compressing assembly is a hydraulic cylinder 116, the hydraulic cylinder 116 is connected with a piston rod, and the piston rod extends to the lower end of the cross beam 112 through a through hole formed in the cross beam 112. The piston rod may be driven downward by the hydraulic cylinder 116 so that the piston rod abuts against the upper end of the upper cap 113, thereby applying downward pressure to the upper cap 113.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A hydrostatic pressure resistance detection device for a bentonite anti-seepage pad comprises a base (104) provided with a water inlet cavity (105), wherein the water inlet cavity (105) is respectively connected with a water inlet pipe (103) and an exhaust pipe (106); it is characterized by also comprising:
the lower cylinder (108) is detachably arranged on the base (104), and the cylinder cavity of the lower cylinder (108) is communicated with the water inlet cavity (105);
the upper cylinder body (110) is slidably inserted into the lower cylinder body (108), and a sealing ring (115) is arranged between the upper cylinder body (110) and the lower cylinder body (108);
the clamping assembly is slidably arranged at the lower part of the barrel cavity of the upper barrel (110) and is used for clamping the anti-seepage pad (202);
the upper cover (113) is arranged at the upper end of the upper cylinder body (110), and the upper cover (113) is connected with a water outlet pipe (111);
and the pressing assembly is arranged above the upper cover (113) and is used for applying downward pressure to the upper cover (113).
2. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 1, characterized in that: the base (104) upper end rigid coupling has stand (107), and crossbeam (112) are installed to stand (107) upper end, it installs on crossbeam (112) to compress tightly the subassembly.
3. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 2, characterized in that: the pressing component is a pressing rod (114), and the pressing rod (114) is installed in a threaded hole formed in the cross beam (112) through threaded connection.
4. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 2, characterized in that: the pressing assembly is a hydraulic cylinder (116), the hydraulic cylinder (116) is connected with a piston rod, and the piston rod penetrates through a through hole formed in the cross beam (112) and extends to the lower end of the cross beam (112).
5. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 1, characterized in that: the clamping assembly comprises an upper clamping plate (201) which is slidably arranged at the lower part of a cylinder cavity of the upper cylinder body (110), the lower end of the upper clamping plate (201) is provided with a lower clamping plate (203) through bolt connection, and the upper clamping plate (201) and the lower clamping plate (203) are both provided with through holes; the anti-seepage pad (202) is arranged between the upper clamping plate (201) and the lower clamping plate (203).
6. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 5, characterized in that: and a locking assembly is arranged at the lower end of the upper cylinder (110) and is used for preventing the clamping assembly from sliding downwards.
7. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 6, characterized in that: the locking assembly comprises inserting blocks (206) which are uniformly distributed at the lower end of the upper cylinder body (110) along the circumferential direction, and inserting rods (205) are inserted on the inserting blocks (206) in a sliding mode along the radial direction.
8. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 1, characterized in that: and the upper cylinder body (110) is provided with a limiting structure which is used for preventing the upper cylinder body (110) from sliding downwards to exceed the limit.
9. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 8, characterized in that: the limiting structure is a limiting groove (109) arranged on the outer cylinder wall of the upper cylinder body (110).
10. The bentonite anti-seepage pad hydrostatic pressure resistance detection device according to claim 1, characterized in that: the water inlet pipe (103) is sequentially connected with a water supply barrel (102) and a pressurizer (101).
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CN202121520413.4U CN215218453U (en) | 2021-07-05 | 2021-07-05 | Bentonite prevention of seepage pad is able to bear or endure hydrostatic pressure detection device |
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CN202121520413.4U CN215218453U (en) | 2021-07-05 | 2021-07-05 | Bentonite prevention of seepage pad is able to bear or endure hydrostatic pressure detection device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114323428A (en) * | 2021-12-24 | 2022-04-12 | 南京柯瑞特种陶瓷股份有限公司 | Isostatic pressing detector for ceramic honeycomb carrier |
CN114323428B (en) * | 2021-12-24 | 2024-05-31 | 南京柯瑞特种陶瓷股份有限公司 | Isostatic pressure detector for ceramic honeycomb carrier |
-
2021
- 2021-07-05 CN CN202121520413.4U patent/CN215218453U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114323428A (en) * | 2021-12-24 | 2022-04-12 | 南京柯瑞特种陶瓷股份有限公司 | Isostatic pressing detector for ceramic honeycomb carrier |
CN114323428B (en) * | 2021-12-24 | 2024-05-31 | 南京柯瑞特种陶瓷股份有限公司 | Isostatic pressure detector for ceramic honeycomb carrier |
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