Double-air-pipe negative pressure sweeping and spraying mud cake treatment device

Abstract

The utility model discloses a double-air-pipe negative pressure sweeping and spraying mud cake processing device which comprises an installation pipe, the top of the installation pipe is in threaded connection with a fixing ring, the top of the fixing ring is in threaded connection with a slag discharging pipe, a protection halter is installed at the bottom of the installation pipe, and a sweeping and spraying head is installed in the protection halter. The utility model relates to the technical field of double-air-pipe negative pressure sweeping and spraying, through the cooperation of a servo motor, an extrusion plate and a transmission gear, the servo motor is used for driving the transmission gear to rotate, and through the engagement with a threaded cylinder, a threaded rod is enabled to stretch out and draw back, so that the threaded rod drives the extrusion plate to extrude the inner wall of a replacement hole, and the device is fixed; the negative-pressure nozzle is arranged on the pipe body, so that the negative-pressure nozzle is more stable during working, and the problems that when the negative-pressure nozzle is used for extracting an adverse environment in the prior art, the pipe body shakes, and the extracting effect is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of double-duct negative pressure sweeping and spraying, in particular to a double-duct negative pressure sweeping and spraying mud skin treatment device. Background Technique

[0002] During the construction of foundation pit dewatering wells and water source heat pump wells, in order to prevent collapse, a certain amount of clay is sometimes added, and some formations themselves will also produce mud skin and fine particles, which results in poor water permeability of such wells, which will have an adverse impact on both dewatering and recharge.

[0003] In the prior art during use, air is ventilated in the double ducts of the air compressor box, and the mud skin is flushed by the sweeping nozzle, and under the action of the negative pressure head, negative pressure pumping is used to discharge the sediment and slurry in the cleaning hole.

[0004] However, in actual use, due to the instability inside the replacement hole, and under the connection of the double ducts, the negative pressure nozzle works to discharge the slurry inside. Due to the action of the negative pressure nozzle, the pipe body shakes, resulting in a reduction in the extraction effect. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a double-duct negative pressure sweeping and spraying mud skin treatment device, which solves the problem that in actual use, due to the instability inside the replacement hole, and under the connection of the double ducts, the negative pressure nozzle works to discharge the slurry inside. Due to the action of the negative pressure nozzle, the pipe body shakes, resulting in a reduction in the extraction effect.

[0006] To achieve the above object, the utility model is realized through the following technical solutions: A double-duct negative pressure sweeping and spraying mud skin treatment device, including an installation pipe, the top of the installation pipe is threadedly connected with a fixing ring, the top of the fixing ring is threadedly connected with a slag discharge pipe, the bottom of the installation pipe is provided with a protection cage head, a sweeping nozzle is installed inside the protection cage head, a negative pressure nozzle is installed on the inner wall of the installation pipe, a fixing structure is installed on the outer wall of the installation pipe, and the fixing structure includes an installation box, a servo motor, a pressing plate, a threaded rod, a threaded cylinder, and a transmission gear. The outer wall of the installation box is fixedly connected to the outer wall of the installation pipe, a servo motor is fixedly connected inside the installation box, the output end of the servo motor extends to one end inside the installation box and is fixedly connected with a transmission gear, the outer wall of the transmission gear is meshed with a threaded cylinder, the outer wall of the threaded cylinder is rotationally connected to the inner wall of the installation box through a bearing, the inner wall of the threaded cylinder is threadedly connected with a threaded rod, and the end of the threaded rod extending to the outer wall of the installation box is fixedly connected to the outer wall of the pressing plate.

[0007] Preferably, a limiting column is fixedly connected to the outer wall of the pressing plate, and the outer wall of the limiting column is inserted into the inner wall of the installation box.

[0008] Preferably, a box cover is fixedly connected to the top of the installation box through bolts, a sealant is fixedly connected to the bottom of the box cover, a drying box is arranged below the sealant, and the outer wall of the drying box is fixedly connected to the inner wall of the installation box.

[0009] Preferably, a fixed column is fixedly connected to the outer wall of the installation pipe, a spring is pressed tightly against the inner wall of the fixed column, one end of the spring is pressed tightly against a telescopic column, the outer wall of the telescopic column is movably connected to the inner wall of the fixed column, and a positioning plate is fixedly connected to the end of the telescopic column extending to the outer wall of the fixed column.

[0010] Preferably, an installation block is fixedly connected to the outer wall of the slag discharge pipe, and a lifting ring is rotatably connected to the top of the installation block.

[0011] Preferably, a protective shell is fixedly connected to the inside of the installation pipe, a double air duct is installed inside the protective shell, one end of the double air duct is communicated with one end of a negative pressure nozzle, and the other end of the double air duct is communicated with one end of a sweeping nozzle.

[0012] Beneficial effects

[0013] The utility model provides a double air duct negative pressure sweeping and spraying mud skin treatment device, which has the following beneficial effects: through the cooperation of a servo motor, a pressing plate and a transmission gear, the servo motor drives the transmission gear to rotate, and through meshing with a threaded cylinder, a threaded rod is telescoped, so that the threaded rod drives the pressing plate to press against the inner wall of a replacement hole, and the device is fixed, making it more stable during operation, and solving the problem that when the prior art uses a negative pressure nozzle to extract in an adverse environment, the pipe body shakes, resulting in a reduction in the extraction effect.

[0014] Through the cooperation of a spring, a fixed column and a telescopic column, when the pressing plate presses tightly against the inner wall of the replacement hole, the fixed column presses the spring, and thus by the spring pressing the telescopic column, the positioning plate presses tightly against the inner wall of the replacement hole, fixing the pipe body and making it more stable during extraction. Description of the drawings

[0015] Figure 1 is a schematic structural diagram of the utility model;

[0016] Figure 2 is an external view schematic diagram of the utility model;

[0017] Figure 3 is Figure 1 a schematic structural diagram of the installation pipe, the pressing plate and the installation box in

[0018] Figure 4 is Figure 1 a schematic structural diagram of the installation pipe and the positioning plate in

[0019] In the figure: 1, installation pipe; 2, slag discharge pipe; 3, fixing ring; 4, protection faucet; 5, sweeping nozzle; 6, negative pressure nozzle; 7, positioning plate; 8, protection shell; 9, double air pipe; 10, extrusion plate; 11, installation box; 12, servo motor; 13, lifting ring; 14, installation block; 15, box cover; 16, sealant; 17, drying box; 18, transmission gear; 19, threaded cylinder; 20, limit post; 21, threaded rod; 22, telescopic column; 23, fixed column; 24, spring. Specific implementation mode

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] However, in actual use, due to the instability inside the replacement hole, and under the connection of the double air pipe, the negative pressure nozzle works to discharge the slurry inside it. Due to the action of the negative pressure nozzle, the pipe body shakes, resulting in a reduction in the extraction effect.

[0022] In view of this, the present invention provides a double air pipe negative pressure sweeping and spraying mud skin treatment device, which solves the problem that in actual use, due to the instability inside the replacement hole, and under the connection of the double air pipe, the negative pressure nozzle works to discharge the slurry inside it. Due to the action of the negative pressure nozzle, the pipe body shakes, resulting in a reduction in the extraction effect.

[0023] Through those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0024] Example 1: Consisting of Figures 1-4It can be seen that a double-duct negative-pressure sweeping and spraying mud skin treatment device includes an installation pipe 1. A fixing ring 3 is threadedly connected to the top of the installation pipe 1, and a slag discharge pipe 2 is threadedly connected to the top of the fixing ring 3. A protection faucet 4 is installed at the bottom of the installation pipe 1, a sweeping nozzle 5 is installed inside the protection faucet 4, a negative-pressure nozzle 6 is installed on the inner wall of the installation pipe 1, and a fixing structure is installed on the outer wall of the installation pipe 1. The fixing structure includes an installation box 11, a servo motor 12, an extrusion plate 10, a threaded rod 21, a threaded cylinder 19, and a transmission gear 18. The outer wall of the installation box 11 is fixedly connected to the outer wall of the installation pipe 1. A servo motor 12 is fixedly connected inside the installation box 11. One end of the output shaft of the servo motor 12 extending into the interior of the installation box 11 is fixedly connected to a transmission gear 18. The outer wall of the transmission gear 18 is meshed with a threaded cylinder 19. The outer wall of the threaded cylinder 19 is rotatably connected to the inner wall of the installation box 11 through a bearing. The inner wall of the threaded cylinder 19 is threadedly connected to a threaded rod 21. One end of the threaded rod 21 extending to the outer wall of the installation box 11 is fixedly connected to the outer wall of the extrusion plate 10. The model of the servo motor 12 is not limited;

[0025] In the specific implementation process, it is particularly worth noting that, with the cooperation of the servo motor 12, the extrusion plate 10, and the transmission gear 18, the servo motor 12 is used to drive the transmission gear 18 to rotate, and through meshing with the threaded cylinder 19, the threaded rod 21 is telescoped, so that the threaded rod 21 drives the extrusion plate 10 to squeeze the inner wall of the replacement hole, fixing the device and making it more stable during operation;

[0026] Furthermore, a limiting column 20 is fixedly connected to the outer wall of the extrusion plate 10, and the outer wall of the limiting column 20 is inserted into the inner wall of the installation box 11;

[0027] In the specific implementation process, it is particularly worth noting that, with the cooperation of the limiting column 20 and the extrusion plate 10, when the extrusion plate 10 moves, the limiting column 20 will move inside the installation box 11, making the extrusion plate 10 more stable when moving;

[0028] Furthermore, a box cover 15 is fixedly connected to the top of the installation box 11 through bolts. A sealing glue 16 is fixedly connected to the bottom of the box cover 15. A drying box 17 is arranged below the sealing glue 16. A desiccant is loaded inside the drying box 17, and the desiccant is made of activated carbon. The outer wall of the drying box 17 is fixedly connected to the inner wall of the installation box 11;

[0029] In the specific implementation process, it is particularly worth noting that, with the cooperation of the box cover 15, the drying box 17, and the installation box 11, the desiccant is placed in the drying box 17, and the installation box 11 is sealed with the box cover 15. The desiccant in the drying box 17 is used to keep the servo motor 12 dry during operation;

[0030] Specifically, when using this double-duct negative-pressure mud skin sweeping and spraying treatment device, when placing the double-duct negative-pressure mud skin sweeping and spraying treatment device in the replacement hole, the servo motor 12 is used to drive the transmission gear 18 to rotate, and through meshing with the threaded cylinder 19, the threaded rod 21 is telescoped, so that the threaded rod 21 drives the extrusion plate 10 to extrude the inner wall of the replacement hole, fixing the device and making it more stable during operation. And after the extrusion plate 10 abuts against the inner wall of the replacement hole, negative-pressure pumping and replacement are carried out through the negative-pressure nozzle 6, and the mud skin is cleaned by using the sweeping nozzle 5.

[0031] Embodiment 2: As Figures 1-4 It can be seen that a fixed column 23 is fixedly connected to the outer wall of the installation pipe 1, a spring 24 is abutted against the inner wall of the fixed column 23, one end of the spring 24 abuts against a telescopic column 22, the outer wall of the telescopic column 22 is movably connected to the inner wall of the fixed column 23, and one end of the telescopic column 22 extending to the outer wall of the fixed column 23 is fixedly connected to a positioning plate 7;

[0032] In the specific implementation process, it is particularly worth pointing out that, with the cooperation of the spring 24, the fixed column 23 and the telescopic column 22, when the extrusion plate 10 abuts against the inner wall of the replacement hole, the fixed column 23 will extrude the spring 24, thereby using the extrusion of the spring 24 on the telescopic column 22 to make the positioning plate 7 abut against the inner wall of the replacement hole, fixing the pipe body and making it more stable during extraction;

[0033] Furthermore, an installation block 14 is fixedly connected to the outer wall of the slag discharge pipe 2, and a lifting ring 13 is rotatably connected to the top of the installation block 14;

[0034] In the specific implementation process, it is particularly worth pointing out that, with the cooperation of the installation block 14 and the lifting ring 13, when using the device, a lifting rope is connected to the lifting ring 13 and it is lifted into the replacement hole;

[0035] Furthermore, a protective shell 8 is fixedly connected to the inside of the installation pipe 1, a double duct 9 is installed inside the protective shell 8, one end of the double duct 9 communicates with one end of the negative-pressure nozzle 6, and the other end of the double duct 9 communicates with one end of the sweeping nozzle 5;

[0036] In the specific implementation process, it is particularly worth pointing out that, with the cooperation of the protective shell 8, the double duct 9 and the sweeping nozzle 5, the double duct 9 is used to make the negative-pressure nozzle 6 and the sweeping nozzle 5 work, and the protective shell 8 is used to protect the double duct 9 to make it more stable during operation;

[0037] Specifically, on the basis of the above embodiment, a lifting rope is used to drop the negative-pressure mud skin sweeping and spraying treatment device into the replacement hole, and the sweeping nozzle 5 and the negative-pressure nozzle 6 are made to work through the double duct 9 to remove the mud and sediment in the replacement hole.

[0038] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or device comprising said element.

[0039] In the present utility model, unless otherwise clearly specified and defined, terms such as "installed", "set", "connected", "fixed", "swivelly connected" and the like shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0040] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A double-duct negative pressure sweeping and spraying mud skin treatment device, comprising a mounting pipe (1), characterized in that: The top of the installation pipe (1) is threadedly connected to a fixing ring (3), the top of the fixing ring (3) is threadedly connected to a slag discharge pipe (2), a protective cage (4) is installed at the bottom of the installation pipe (1), a sweeping nozzle (5) is installed inside the protective cage (4), a negative pressure nozzle (6) is installed on the inner wall of the installation pipe (1), and a fixing structure is installed on the outer wall of the installation pipe (1); The fixed structure comprises a mounting box (11), a servo motor (12), an extrusion plate (10), a threaded rod (21), a threaded cylinder (19), and a transmission gear (18); The outer wall of the installation box (11) is fixedly connected to the outer wall of the installation tube (1); the interior of the installation box (11) is fixedly connected to a servo motor (12); the output end of the servo motor (12) extends to one end of the interior of the installation box (11) and is fixedly connected to a transmission gear (18); the outer wall of the transmission gear (18) is meshedly connected to a threaded cylinder (19); the outer wall of the threaded cylinder (19) is rotatably connected to the inner wall of the installation box (11) via a bearing; the inner wall of the threaded cylinder (19) is threadedly connected to a threaded rod (21); one end of the threaded rod (21) extending to the outer wall of the installation box (11) is fixedly connected to the outer wall of the extrusion plate (10).

2. A double-duct negative pressure sweeping and spraying mud skin treatment device according to claim 1, characterized in that: The outer wall of the extrusion plate (10) is fixedly connected to a limiting column (20), and the outer wall of the limiting column (20) is inserted into the inner wall of the installation box (11).

3. A double-duct negative pressure sweeping and spraying mud skin treatment device according to claim 1, characterized in that: The top of the installation box (11) is fixedly connected to a box cover (15) by means of bolts, the bottom of the box cover (15) is fixedly connected to a sealant (16), a drying box (17) is arranged below the sealant (16), and the outer wall of the drying box (17) is fixedly connected to the inner wall of the installation box (11).

4. A double-duct negative pressure sweeping and spraying mud skin treatment device according to claim 1, characterized in that: The outer wall of the mounting tube (1) is fixedly connected to a fixing column (23), the inner wall of the fixing column (23) is pressed against a spring (24), one end of the spring (24) is pressed against a telescopic column (22), the outer wall of the telescopic column (22) is movably connected to the inner wall of the fixing column (23), and one end of the telescopic column (22) extending to the outer wall of the fixing column (23) is fixedly connected to a positioning plate (7).

5. The double-duct negative pressure sweeping and spraying mud skin treatment device according to claim 1 is characterized in that: The outer wall of the slag discharge pipe (2) is fixedly connected to a mounting block (14), and the top of the mounting block (14) is rotatably connected to a lifting ring (13).

6. A double-duct negative pressure sweeping and spraying mud skin treatment device according to claim 1, characterized in that: The interior of the installation tube (1) is fixedly connected to a protective shell (8), and a double air duct (9) is installed inside the protective shell (8), one end of the double air duct (9) is connected to one end of the negative pressure nozzle (6), and the other end of the double air duct (9) is connected to one end of the sweep nozzle (5).

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