CN214883663U - Visual high polymer grouting device for plugging earth-rock dam leakage channel - Google Patents
Visual high polymer grouting device for plugging earth-rock dam leakage channel Download PDFInfo
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Abstract
The utility model belongs to the technical field of the high polymer slip casting. A visual high polymer grouting device for plugging an earth-rock dam leakage channel comprises a guide pipe, camera equipment, a cleaning pipe, a grouting pipe and an isolation sleeve, wherein the camera equipment, the cleaning pipe and the grouting pipe are arranged in the guide pipe; the first connecting unit is used for connecting and separating the cleaning spray head and the cleaning pipe, and the second connecting unit is used for connecting and separating the grouting head and the grouting pipe. This application can realize the accurate location of secondary, and the real-time supervision of high polymer reaction process to the slip casting device can used repeatedly.
Description
Technical Field
The utility model belongs to the technical field of the high polymer slip casting, concretely relates to a visual high polymer slip casting device for shutoff earth and rockfill dam seepage passageway.
Background
With the rapid development of economy in China, the construction of various infrastructures is also promoted synchronously, and the problems of complex and various geotechnical engineering can occur in the construction and service processes of infrastructures such as expressways, railways, bridges, defense and tunnels. At present, the development of high polymer grouting materials and grouting technology thereof is gradually improved, the effect is obvious in the problem of solving specific geotechnical engineering disasters, the high polymer grouting materials become the key research direction in the geotechnical engineering field, and the high polymer grouting materials are widely applied and have excellent effects in the lifting process of structures such as underground pipelines, plants, roads, ballastless tracks and the like and the seepage-proofing, leaking stoppage and emergency rescue operation of various underground engineering and defense construction. The high polymer grouting technology is an engineering maintenance technology developed in the end of the 70 s of the 20 th century, and is mainly used for building foundation reinforcement or floor repair abroad. The basic principle of the high polymer grouting technology is as follows: according to a certain proportion (1: 1), injecting two-component high polymer materials (special resin and hardening agent) into the foundation, mixing the two materials, then carrying out chemical reaction, rapidly expanding the volume and forming a foamy solid, thereby achieving the purposes of filling and removing the void and reinforcing the foundation.
Since the 70 s of the last century, the engineering maintenance technology of the high polymer grouting technology has been gradually developed, and the application research in the seepage-proofing and leakage-stopping of dams has also been gradually changed into a hot direction, and the basic principle is that two-component high polymer materials (a hardening agent and a special resin) with a certain proportion are injected into the pores of the dam, and the two materials are mixed to generate a chemical reaction, so that the volume is expanded and cured, and the purposes of filling the pores and preventing seepage and leakage are achieved. The two-component high polymer grouting technology has the excellent engineering characteristics of rapid and adjustable reaction, high expansion rate, water resistance, environmental protection, quick construction process, small structural damage, good durability and the like.
Most of the existing reservoirs in China are built in the fifties and sixties, are limited by conditions such as capital, technology and the like at the time, have potential safety hazards, and occupy a large proportion of earth-rock dams which are easy to leak and suffer from diseases. The anti-seepage and leak-stopping treatment of earth and rockfill dams is related to the national civilization. The proposal of the high polymer grouting technology provides an effective way for the danger removal and reinforcement of dike diseases, and how to realize accurate grouting for leakage channels becomes a problem which cannot be ignored. After the approximate position of a leakage channel is determined by using detection methods such as an electrical method, a transient electromagnetic method, a ground penetrating radar method, a sonar and the like, equipment capable of realizing secondary accurate positioning and real-time monitoring and grouting is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the problem that above-mentioned exists with not enough, provide a visual high polymer grouting device for shutoff earth and rockfill dam seepage passageway, its structural design is reasonable, can improve slip casting's effect greatly, realizes the packing to seepage disease region, can realize the accurate location of secondary in the work progress, and the real-time supervision of high polymer reaction process to grouting device can used repeatedly.
In order to realize the purpose, the adopted technical scheme is as follows:
a visual high polymer grouting device for plugging earth and rockfill dam leakage channels, comprising:
a guide tube;
the camera shooting equipment, the cleaning pipe and the grouting pipe are arranged in the guide pipe; and
the bottom of the isolation sleeve is provided with a lower sealing plate, the isolation sleeve is sleeved on the lower part of the guide tube in a matching sliding manner, a transparent part corresponding to the camera equipment is arranged on the lower sealing plate, the lower sealing plate is also provided with a cleaning nozzle and a grouting head, the cleaning nozzle is arranged corresponding to the transparent part, the cleaning nozzle is communicated with the cleaning tube through a first connecting unit, and the grouting head is communicated with the grouting tube through a second connecting unit;
the first connecting unit is used for connecting and separating the cleaning spray head and the cleaning pipe, and the second connecting unit is used for connecting and separating the grouting head and the grouting pipe.
According to the utility model is used for visual high polymer slip casting device of shutoff earth and rockfill dam seepage passageway, preferably, the spacer sleeve with the guide tube is the grafting structure of tight fit.
According to the utility model discloses a visual high polymer slip casting device for shutoff earth and rockfill dam seepage passageway, preferably, still be provided with temperature detect probe and forced induction piece on the shrouding down, be provided with temperature probe wire and response piece wire in the guide tube, temperature probe wire with the lower extreme of response piece wire all is provided with the plug that connects soon, temperature detect probe with be provided with the socket that connects soon that corresponds with corresponding plug that connects soon on the forced induction piece.
According to the utility model is used for visual high polymer slip casting device of shutoff earth and rockfill dam seepage passageway, preferably, separation sleeve, washing shower nozzle, slip casting head, temperature detect probe and forced induction piece are disposable product.
According to the utility model discloses a visual high polymer slip casting device for shutoff earth and rockfill dam seepage passageway, preferably, first the linkage unit with the second linkage unit all includes:
the first connecting sleeve is arranged at the inner end part of the corresponding cleaning spray head or grouting head; and
and the second connecting sleeve is arranged at the end part of the corresponding cleaning pipe or grouting pipe, and the first connecting sleeve is connected with the second connecting sleeve through a tightly-matched inserting structure.
According to the utility model discloses a visual high polymer slip casting device for shutoff earth and rockfill dam seepage passageway, preferably, first the linkage unit with the second linkage unit all includes:
the first clamping sleeve is arranged at the inner end part of the corresponding cleaning nozzle or grouting head, and an annular clamping groove is formed in the first clamping sleeve;
the second clamping sleeve is arranged at the end part of the corresponding cleaning pipe or grouting pipe, the first clamping sleeve is inserted into the second clamping sleeve in a matching manner, at least two eccentric clamping blocks are hinged to the second clamping sleeve, and the eccentric clamping blocks correspond to the annular clamping grooves; and
and the buckle pull rope is connected with the eccentric clamping block and drives the eccentric clamping block to rotate.
According to the utility model discloses a visual high polymer slip casting device for shutoff earth and rockfill dam seepage passageway, preferably, first the linkage unit with the second linkage unit all includes:
the first clamping sleeve is arranged at the inner end part of the corresponding cleaning nozzle or grouting head, and an annular clamping groove is formed in the first clamping sleeve;
the second clamping sleeve is arranged at the end part of the corresponding cleaning pipe or grouting pipe, a driving ring is further arranged on the second clamping sleeve in a sliding mode, a spring is arranged between the driving ring and the second clamping sleeve, the first clamping sleeve is inserted into the second clamping sleeve in a matched mode, a plurality of balls are arranged between the second clamping sleeve and the driving ring, round holes corresponding to the balls are formed in the second clamping sleeve, and a conical surface corresponding to the balls is arranged on the driving ring; and
and the buckle pull rope is connected with the driving ring and drives the driving ring to slide relative to the second clamping sleeve so as to realize the tightening and loosening of the balls.
According to the utility model is used for visual high polymer slip casting device of shutoff earth and rockfill dam seepage passageway, preferably, wash the shower nozzle with between the first linkage unit slip casting head with all be provided with between the second linkage unit and prevent the backflow unit.
According to the utility model discloses a visual high polymer slip casting device for shutoff earth and rockfill dam seepage passageway, preferably, still include many extension pipes, extension pipe and guide pipe pass through threaded connection, also pass through threaded connection between the two adjacent extension pipes.
According to the utility model is used for visual high polymer grouting device of shutoff earth and rockfill dam seepage passageway, preferably, camera equipment is including setting up fixing base in the guide tube, lay camera and infrared lamp in the fixing base, the camera with the infrared lamp all with transparent portion corresponds the setting.
By adopting the technical scheme, the beneficial effects are as follows:
the method and the device can visually detect the environment in the soil body in real time through the preset drill holes, so that the leakage channel can be accurately secondarily positioned; the temperature sensing probe and the pressure sensing sheet can monitor the temperature and pressure change conditions in the reaction process of the high polymer slurry in real time, and accurately master the change in the grouting process of a leakage position. After the slip casting, the isolation sleeve is infected with semi-cured high polymer slurry or is completely fixed in the cured high polymer, at the moment, the separation of the cleaning spray head and the cleaning pipe can be realized through the first connecting unit and the second connecting unit, the separation of the slip casting pipe and the slip casting head is realized, the temperature sensing probe and the pressure sensing sheet are connected with corresponding wires in a quick plug-in connection mode, the corresponding wires are pulled at the moment, the separation of a quick plug-in connection structure can be realized, further, the recovery of the guide pipe and internal structural components is realized, and the isolation sleeve and a structural component on the upper part of the isolation sleeve are left in a drill hole as a disposable structural component.
The backflow preventing unit that this application set up can avoid taking place the refluence when the high polymer inflation after slip casting, and it can arrange the check valve on the pipeline as backflow preventing unit, because between subsequent washing shower nozzle and the scavenge pipe, need separate between slip casting head and the slip casting pipe, consequently, the check valve also is disposable product, and it is laid at washing shower nozzle and slip casting overhead.
The arrangement of the integral structure can facilitate construction operation, improve the accuracy and effectiveness of detection and construction of leakage positions, enable the seepage-proofing and leakage-resisting maintenance and repair operation of the earth-rock dam, and contribute to further application of a high polymer grouting technology.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.
Fig. 1 is a schematic view of a visual high polymer slip casting device for shutoff earth and rockfill dam seepage passageway according to the utility model discloses overlook the structure.
Fig. 2 is a schematic sectional view along the direction a-a in fig. 1.
Fig. 3 is a schematic sectional view along the direction B-B in fig. 1.
Fig. 4 is a schematic top view of the isolation sleeve according to the embodiment of the present invention.
Fig. 5 is a schematic sectional view along direction C-C in fig. 4.
Fig. 6 is a schematic sectional view along direction D-D in fig. 4.
Fig. 7 is a schematic structural diagram of a first connection unit according to an embodiment of the present invention.
Fig. 8 is a schematic view of a connection structure of a temperature detection probe and a temperature probe wire according to an embodiment of the present invention.
Fig. 9 is a second schematic structural diagram of the first connection unit according to the embodiment of the present invention.
Number in the figure:
100 is a guide tube;
110 is a camera device, 111 is a fixed seat, 112 is a camera, 113 is an infrared lamp, 120 is a cleaning tube, 130 is a grouting tube, 140 is a temperature probe wire, 141 is a quick-connection plug, and 150 is an induction sheet wire;
200 is an isolation sleeve, 210 is a cleaning spray head, 220 is a grouting head, 221 is a grouting hole, 230 is a temperature detection probe, 231 is a quick-connection socket, 232 is a temperature probe wire perforation, 240 is a pressure sensing sheet, and 241 is a sensing sheet wire perforation;
301 is a first clamping sleeve, 302 is a second clamping sleeve, 303 is a clamping pull rope, 304 is an annular clamping groove, 305 is an eccentric clamping block, 306 is a ball and 307 is a driving ring;
Detailed Description
The embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art.
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for describing various elements of the present invention, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.
It should be noted that when an element is referred to as being "connected," "coupled," or "connected" to another element, it can be directly connected, coupled, or connected, but it is understood that intervening elements may be present therebetween; i.e., positional relationships encompassing both direct and indirect connections.
It should be noted that the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.
It should be noted that terms indicating orientation or positional relationship such as "upper", "lower", "left", "right", and the like, are used only for indicating relative positional relationship, which is for convenience of describing the present invention, and not that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation; when the absolute position of the object to be described is changed, the relative positional relationship may also be changed accordingly.
Referring to fig. 1-8, the application discloses a visual high polymer grouting device for blocking a leakage channel of an earth-rock dam, comprising a guide tube 100, a camera device 110 arranged in the guide tube 100, a cleaning tube 120 and a grouting tube 130, and an isolation sleeve 200, the bottom of the isolation sleeve 200 is provided with a lower sealing plate, the isolation sleeve 200 is sleeved on the lower part of the guide tube 100 in a matching sliding way, the lower sealing plate is provided with a transparent part corresponding to the camera shooting equipment, the lower sealing plate is also provided with a cleaning spray head 210 and a grouting head 220, the cleaning spray head 210 is arranged corresponding to the transparent part, when the transparent part is covered by soil, the cleaning liquid is sprayed out by the cleaning spray head to clean the transparent part, the cleaning nozzle 210 is communicated with the cleaning pipe 120 through a first connecting unit, and the grouting head 220 is communicated with the grouting pipe 130 through a second connecting unit; the first connection unit is used to connect and separate the cleaning nozzle 210 and the cleaning pipe 120, and the second connection unit is used to connect and separate the grouting head 220 and the grouting pipe 130.
Camera equipment in this application is including setting up fixing base 111 in the guide tube, laying camera 112 and infrared lamp 113 in the fixing base, camera 112 with infrared lamp 113 all with transparent portion corresponds the setting. Preferably, the isolation sleeve 200 and the guide tube 100 in this embodiment are in a close-fitting insertion structure. The tight-fit insertion structure in this embodiment means that the guide tube 100 and the spacer sleeve 200 are slidably sleeved with each other, and the friction force between abutting surfaces of the guide tube 100 and the spacer sleeve 200 is greater than the weight of the spacer sleeve 200, so that the spacer sleeve 200 cannot fall off from the guide tube 100, and after the spacer sleeve 200 is bonded with the castable, the guide tube 100 is lifted upwards, and at this time, the guide tube 100 can be easily separated from the spacer sleeve 200. Similar to the grafting between the comparatively common cell-phone among the existing equipment and the data line, mainly with the help of interference fit, realize can realizing relatively fixed after pegging graft between guide tube and the separation sleeve, the separation sleeve plays the guard action to the inside instrument and equipment of guide tube, gets into the guide tube or glues the guide tube when avoiding the high polymer to pour.
The isolation sleeve and the lower sealing plate are made of the same material and can be of an integral structure made of transparent plastic materials, so that the transparent part does not need to be processed and arranged independently; other materials can be selected according to the performance requirements of the isolation sleeve and the lower sealing plate, at the moment, the transparent part is made of transparent glass or plastic and is embedded in the lower sealing plate of the isolation sleeve in a matching mode, the lower sealing plate of the temperature detection probe 230 and the pressure sensing piece 240 are further arranged on the lower sealing plate, the temperature probe lead 140 and the sensing piece lead 150 are arranged in the guide tube 100, the lower ends of the temperature probe lead 140 and the sensing piece lead 150 are respectively provided with a quick-connection plug 141, the temperature detection probe 230 and the pressure sensing piece 240 are respectively provided with a quick-connection socket 231 corresponding to the corresponding quick-connection plug 141, and the connection mode can be the plug-socket connection mode or the data line port plug-in connection mode.
In specific practical application, the temperature sensing probe can be fixed outside the isolation sleeve through glue, and data of the temperature sensing probe is connected with reading equipment through a lead, so that the real-time reaction temperature in the reaction process of the high polymer slurry can be monitored. The pressure-sensitive piece can be pasted outside the isolation sleeve through glue, and the data of the pressure-sensitive piece is connected with reading equipment through a lead, so that the real-time pressure of the reaction of the high polymer slurry can be monitored.
The utility model provides an isolation sleeve, washing shower nozzle, slip casting head, temperature detect probe and forced induction piece are disposable product, do not retrieve, wait to water and accomplish the back, and it is kept somewhere in drilling, has the effect of shutoff on the one hand, and on the other hand also is convenient for stabilize the inner structure performance, can also improve the efficiency and the convenience of construction, more helps the application of high polymer in the anti hourglass of prevention of seepage.
For the structure of the first connection unit and the second connection unit, it can take many different forms, form one: the first connecting unit and the second connecting unit comprise a first connecting sleeve and a second connecting sleeve, and the first connecting sleeve is arranged at the inner end part of the corresponding cleaning spray head or grouting head; the second adapter sleeve sets up the tip at the scavenge pipe or the slip casting pipe that correspond, first adapter sleeve passes through the grafting structural connection of tight fit with second adapter sleeve, it also adopts the structural style of pegging graft, so that separation between the two after the slip casting is accomplished, in order to avoid the slip casting in-process two because slip casting pressure leads to unexpected separation, can pass through support piece support with first adapter sleeve and separation sleeve and fix, pass through support piece support with second adapter sleeve and guide tube and fix, first adapter sleeve and second adapter sleeve formed the grafting of rigid structure spare this moment, it is better to peg graft back stability.
The second form: the first connection unit and the second connection unit in this embodiment each include a first clamping sleeve 301, a second clamping sleeve 302, and a clamping pull rope 303, the first clamping sleeve 301 is disposed at an inner end of the corresponding cleaning nozzle 210 or grouting head 220, and the first clamping sleeve 301 is provided with an annular clamping groove 304 having an arc-shaped cross section; the second clamping sleeve 302 is arranged at the end of the corresponding cleaning tube 120 or grouting tube 130, the first clamping sleeve 301 is inserted into the second clamping sleeve 302 in a matching manner, at least two eccentric clamping blocks 305 are hinged to the second clamping sleeve 302, and the eccentric clamping blocks 305 correspond to the annular clamping grooves 304; the latch pull rope 303 is connected to the cam block 305, and the latch pull rope 303 drives the cam block 305 to rotate. Through eccentric fixture block and ring groove's effect, realize being connected between first joint sleeve pipe and the second joint sleeve pipe, guarantee slip casting pipe and slip casting head, scavenge pipe and wash the stable intercommunication between the shower nozzle, can realize the separation through the buckle stay cord simultaneously to be convenient for retrieve the repetition of guide tube and inner structure spare, it is more convenient to operate.
The third form: a buckle joint structure similar to that of a washing machine can be adopted, as shown in fig. 7, the action mode of the buckle joint structure is basically consistent with that of the second form, and the difference is only that an eccentric clamping block is replaced by a ball 306, a driving ring 307 and a spring are further arranged on the second clamping sleeve, the inner wall surface of the driving ring corresponding to the ball is of a conical surface structure, so that the ball can be tightly pushed and loosened when the driving ring acts, the ball is matched with an annular clamping groove, the structure is clamped, the driving ring 307 is driven by the spring to tightly push the ball 306, and the ball is correspondingly clamped with the annular clamping groove of the first clamping sleeve; when the separation is needed, the drive ring is pulled through the buckle pull rope to overcome the action of the spring, so that the balls are not stressed by the pressure of the drive ring any more, and then the balls are separated from the annular clamping groove, and the separation is realized.
Other structural forms in the prior art can also be adopted for the structures of the first connecting unit and the second connecting unit, such as a quick connector controlled electrically, and the modes of separating and clamping the corresponding clamping structure through an electromagnetic effect can be realized.
In order to avoid backflow, the backflow prevention unit 400 is arranged between the cleaning nozzle 210 and the first connecting unit and between the grouting head 220 and the second connecting unit, the backflow prevention unit can be a one-way valve, the backflow prevention unit is connected with the corresponding grouting head and the cleaning nozzle and is kept in a drill hole as a disposable product, and the expansion overflow after high polymer grouting is avoided.
The device is further provided with a plurality of lengthened pipes, the lengthened pipes are in threaded connection with the guide pipe, and the two adjacent lengthened pipes are also in threaded connection. The lengthening pipe and the guide pipe can be completely the same, namely, the lengthening pipe and the guide pipe are hollow metal pipes, the length and the size can be the same, the lengthening pipe and the guide pipe can also be divided into different specification lengths, two adjacent pipes are lengthened through threaded connection, and the lengthening pipe and the guide pipe are more convenient to be suitable for construction operation of drilling holes with different depths.
In the construction process, the environment inside the soil body is visually detected in real time through a preset drill hole, so that the leakage channel can be accurately secondarily positioned; the temperature sensing probe and the pressure sensing sheet can monitor the temperature and pressure change conditions in the reaction process of the high polymer slurry in real time, and accurately master the leakage treatment process; after grouting, the plastic shell is stained with semi-cured high polymer slurry or completely fixed in the cured high polymer, at the moment, the grouting pipe is pulled to connect with the drawing wire of the buckle, the grouting pipe and the buckle fall off (high-pressure gas is introduced into the grouting pipe to completely discharge the high polymer slurry), then the cleaning liquid guide pipe is pulled, and the cleaning liquid guide pipe and the top end of the disposable backflow prevention device fall off at the sleeving position. The temperature sensing probe and the pressure sensing sheet are pulled to lead the wires of the temperature sensing probe and the pressure sensing sheet to fall off, thus realizing repeated application of main equipment except disposable articles.
While the above description has described in detail the preferred embodiments for carrying out the invention, it should be understood that these embodiments are presented by way of example only, and are not intended to limit the scope, applicability, or configuration of the invention in any way. The scope of the invention is defined by the appended claims and equivalents thereof. Many modifications may be made to the foregoing embodiments by those skilled in the art in light of the teachings of the present disclosure, and such modifications are intended to be within the scope of the present disclosure.
Claims (10)
1. A visual high polymer slip casting device for shutoff earth and rockfill dam seepage passage, its characterized in that includes:
a guide tube;
the camera shooting equipment, the cleaning pipe and the grouting pipe are arranged in the guide pipe; and
the bottom of the isolation sleeve is provided with a lower sealing plate, the isolation sleeve is sleeved on the lower part of the guide tube in a matching sliding manner, a transparent part corresponding to the camera equipment is arranged on the lower sealing plate, the lower sealing plate is also provided with a cleaning nozzle and a grouting head, the cleaning nozzle is arranged corresponding to the transparent part, the cleaning nozzle is communicated with the cleaning tube through a first connecting unit, and the grouting head is communicated with the grouting tube through a second connecting unit;
the first connecting unit is used for connecting and separating the cleaning spray head and the cleaning pipe, and the second connecting unit is used for connecting and separating the grouting head and the grouting pipe.
2. The visual polymer grouting device for plugging an earth and rockfill dam leakage channel according to claim 1, wherein the isolation sleeve and the guide tube are of a close-fitting insertion structure.
3. The visual high polymer grouting device for plugging an earth and rockfill dam leakage channel according to claim 1, wherein the lower sealing plate is further provided with a temperature detection probe and a pressure sensing piece, the guide tube is internally provided with a temperature probe lead and a sensing piece lead, the lower ends of the temperature probe lead and the sensing piece lead are both provided with quick-connection plugs, and the temperature detection probe and the pressure sensing piece are respectively provided with a quick-connection socket corresponding to the corresponding quick-connection plugs.
4. The visual high polymer grouting device for plugging the earth and rockfill dam leakage channel according to claim 3, wherein the isolation sleeve, the cleaning nozzle, the grouting head, the temperature detection probe and the pressure sensing sheet are all disposable products.
5. The visual polymer grouting device for plugging earth and rockfill dam leakage paths according to claim 1, wherein the first connection unit and the second connection unit each comprise:
the first connecting sleeve is arranged at the inner end part of the corresponding cleaning spray head or grouting head; and
and the second connecting sleeve is arranged at the end part of the corresponding cleaning pipe or grouting pipe, and the first connecting sleeve is connected with the second connecting sleeve through a tightly-matched inserting structure.
6. The visual polymer grouting device for plugging earth and rockfill dam leakage paths according to claim 1, wherein the first connection unit and the second connection unit each comprise:
the first clamping sleeve is arranged at the inner end part of the corresponding cleaning nozzle or grouting head, and an annular clamping groove is formed in the first clamping sleeve;
the second clamping sleeve is arranged at the end part of the corresponding cleaning pipe or grouting pipe, the first clamping sleeve is inserted into the second clamping sleeve in a matching manner, at least two eccentric clamping blocks are hinged to the second clamping sleeve, and the eccentric clamping blocks correspond to the annular clamping grooves; and
and the buckle pull rope is connected with the eccentric clamping block and drives the eccentric clamping block to rotate.
7. The visual polymer grouting device for plugging earth and rockfill dam leakage paths according to claim 1, wherein the first connection unit and the second connection unit each comprise:
the first clamping sleeve is arranged at the inner end part of the corresponding cleaning nozzle or grouting head, and an annular clamping groove is formed in the first clamping sleeve;
the second clamping sleeve is arranged at the end part of the corresponding cleaning pipe or grouting pipe, a driving ring is further arranged on the second clamping sleeve in a sliding mode, a spring is arranged between the driving ring and the second clamping sleeve, the first clamping sleeve is inserted into the second clamping sleeve in a matched mode, a plurality of balls are arranged between the second clamping sleeve and the driving ring, round holes corresponding to the balls are formed in the second clamping sleeve, and a conical surface corresponding to the balls is arranged on the driving ring; and
and the buckle pull rope is connected with the driving ring and drives the driving ring to slide relative to the second clamping sleeve so as to realize the tightening and loosening of the balls.
8. The visual high polymer grouting device for plugging an earth and rockfill dam leakage channel according to claim 1, wherein backflow prevention units are arranged between the cleaning nozzle and the first connection unit and between the grouting head and the second connection unit.
9. The visual polymer grouting device for plugging an earth and rockfill dam leakage channel according to claim 1, further comprising a plurality of extension pipes, wherein the extension pipes are connected with the guide pipe through threads, and two adjacent extension pipes are also connected through threads.
10. The visual high polymer grouting device for plugging an earth and rockfill dam leakage channel according to claim 1, wherein the camera device comprises a fixed seat arranged in the guide pipe, a camera and an infrared lamp, wherein the camera and the infrared lamp are arranged in the fixed seat and correspond to the transparent part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911760.3U CN214883663U (en) | 2021-04-29 | 2021-04-29 | Visual high polymer grouting device for plugging earth-rock dam leakage channel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911760.3U CN214883663U (en) | 2021-04-29 | 2021-04-29 | Visual high polymer grouting device for plugging earth-rock dam leakage channel |
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| CN214883663U true CN214883663U (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089674A (en) * | 2021-04-29 | 2021-07-09 | 郑州大学 | Visual high polymer grouting device for plugging earth-rock dam leakage channel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089674A (en) * | 2021-04-29 | 2021-07-09 | 郑州大学 | Visual high polymer grouting device for plugging earth-rock dam leakage channel |
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