CN214105977U

CN214105977U - Cement slurry filtering device

Info

Publication number: CN214105977U
Application number: CN202022475330.XU
Authority: CN
Inventors: 吴国明; 许磊; 袁海兵
Original assignee: Shanghai Guangda Foundation Engineering Co ltd
Current assignee: Shanghai Guangda Foundation Engineering Co ltd
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-09-03
Anticipated expiration: 2030-10-31

Abstract

The utility model relates to a cement thick liquid filter equipment, including a cavity, cavity one end is for advancing thick liquid end, and the other end is for going out thick liquid end, it is equipped with into thick liquid mouth to advance to serve, it is equipped with two at least grout outlets to go out to serve, is equipped with the filtering component who filters the difference in progression on the different grout outlets. After the cement slurry is mixed with the slurry, the cement slurry is connected with a slurry inlet through a pipeline and then comes out of a slurry outlet, the cement slurry is filtered by a filtering component when passing through the slurry outlet, large-particle impurities are intercepted, after the filtered cement slurry is discharged, the slurry is conveyed to a front platform of grouting equipment through a slurry pump, and due to the filtering, the conditions of slurry pump blockage, damage and front platform nozzle blockage caused by the cement slurry impurities are reduced; and because different slurry outlets are arranged, and the different slurry outlets are provided with filtering components with different filtering stages, different slurry outlets can be connected as required, and different use requirements are met.

Description

Cement slurry filtering device

Technical Field

The utility model relates to a civil engineering slip casting technical field, concretely relates to cement thick liquid filter equipment.

Background

In the field of civil engineering, grouting technology is widely used in the construction of underground engineering, tunnel engineering, mining engineering, sea filling engineering, side slopes, foundation pits and other engineering. The grouting material is injected into the stratum by grouting equipment, so that the physical and mechanical strength of the stratum can be effectively improved, the deformation of the stratum is controlled, the porosity is reduced, and the permeability coefficient is reduced, so that the purposes of precipitation and water stop are achieved, and the grouting material plays a role in the aspects of excavation pre-reinforcement, filling of gaps behind underground structures, precipitation and water stop of water-rich strata, emergency reinforcement, landslide reinforcement, goaf filling and the like, which are difficult to replace. When foundation ditch construction, when the cement thick liquid was carried to the proscenium host computer through the stuff pump, often can lead to the stuff pump to block up because of mingling with impurity (like little rubble) in the thick liquid, cause damage and proscenium nozzle jam condition. Different grouting equipment requires different cement slurries to pass through, so that different filtering stage requirements exist, and the filtering equipment capable of adjusting the filtering stage is necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cement thick liquid filter equipment is provided in order to solve because of the cement thick liquid remains the problem that impurity caused slip casting equipment to damage.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a cement thick liquid filter equipment, includes a cavity, cavity one end is for advancing thick liquid end, and the other end is for going out thick liquid end, it is equipped with into thick liquid mouth to advance to hold, it is equipped with two at least grout outlets to go out to hold, is equipped with the filter assembly that filters the difference of progression on the different grout outlets.

After the cement slurry is mixed with the slurry, the cement slurry is connected with a slurry inlet through a pipeline and then comes out of a slurry outlet, the cement slurry is filtered by a filtering component when passing through the slurry outlet, large-particle impurities are intercepted, after the filtered cement slurry is discharged, the slurry is conveyed to a front platform of grouting equipment through a slurry pump, and due to the filtering, the conditions of slurry pump blockage, damage and front platform nozzle blockage caused by the cement slurry impurities are reduced; and because different slurry outlets are arranged, and the different slurry outlets are provided with filtering components with different filtering stages, different slurry outlets can be connected as required, and different use requirements are met.

Furthermore, the cavity is a cylindrical steel pipe fitting, the diameter of the cavity is 30-50cm, and the length of the cavity is 50-100 cm.

Furthermore, the slurry inlet end is provided with a detachable slurry inlet end cover (such as connected through threads, bolts or buckles), the slurry inlet is formed in the middle of the slurry inlet end cover, and the slurry inlet is parallel to the length direction of the cavity. This arrangement facilitates rapid injection of cement grout into the cavity.

Furthermore, go out the thick liquid end including going out thick liquid fillter section and setting and being in go out the thick liquid end cover of thick liquid fillter section tip, go out thick liquid fillter section detachable with this body coupling of cavity (if through screw thread or flange joint), go out thick liquid end cover with go out thick liquid fillter section detachable connection (if through screw thread, bolt or buckle joint).

The detachable connection is convenient to detach the filtering device in time, and is convenient to clean and remove impurities.

Further, the slurry outlet is arranged on the side wall of the slurry outlet filtering section.

Furthermore, the pulp outlet comprises a pulp outlet pipe, an adjustable filtering unit is arranged at the bottom of the pulp outlet pipe, the filtering unit comprises a first filtering disc and a second filtering disc matched and assembled with the first filtering disc, the first filtering disc is provided with a plurality of first filtering rods which are parallel to each other, the second filtering disc is provided with a plurality of second filtering rods which are parallel to each other, after the second filtering disc is assembled on the first filtering disc, the first filtering rods and the second filtering rods form a filtering net, the first filtering disc is provided with a sliding groove, and the second filtering disc is provided with a sliding block; during assembly, the sliding block is placed into the sliding groove, so that the second filter disc is rotatably connected with the first filter disc. By rotating the first filter disc and the second filter disc, the first filter rod and the second filter rod can jointly form filter screens with different filter levels, and the effect of adjusting filter meshes is achieved.

Further, first filter plate all includes the ring mounting bracket with the second filter plate, the both ends of first filter pole and second filter pole are all connected on the ring mounting bracket.

Furthermore, the distance between two adjacent first filter rods is equal, and the distance between two adjacent second filter rods is equal; the distance between two adjacent second filter rods is smaller than the distance between two adjacent first filter rods.

Furthermore, the first filter disc and the second filter disc are the same in size and are mounted at the bottom of the pulp outlet pipe through a buckle connecting piece after being combined.

Further, the filtering device is provided with two slurry outlets.

Compared with the prior art, the utility model has the advantages of it is following:

1. after the cement slurry is mixed with the slurry, the cement slurry is connected with a slurry inlet through a pipeline and then comes out of a slurry outlet, the cement slurry is filtered by a filtering component when passing through the slurry outlet, large-particle impurities are intercepted, after the filtered cement slurry is discharged, the slurry is conveyed to a front platform of grouting equipment through a slurry pump, and due to the filtering, the conditions of slurry pump blockage, damage and front platform nozzle blockage caused by the cement slurry impurities are reduced;

2. go out this body coupling of thick liquid filter segment detachable and cavity, go out the thick liquid end cover and be connected with a thick liquid filter segment detachable, detachable connects convenient in time dismantles filter equipment, is convenient for wash and gets rid of impurity.

3. Set up different grout outlets, be equipped with the filtering component that filters the grade number difference on the different grout outlets to through rotating first filter plate and second filter plate, first filter rod and second filter rod can constitute the filter screen of different filtration grade numbers jointly, reach the adjustable effect of filter mesh hole, can connect different grout outlets as required, satisfy different user demands.

Drawings

FIG. 1 is a schematic structural view of a filtering apparatus according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the first filter tray;

fig. 4 is a schematic structural view of the second filter disc.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, a cement slurry filtering device comprises a cavity 1, wherein one end of the cavity 1 is a slurry inlet end, the other end of the cavity is a slurry outlet end, a slurry inlet 2 is arranged on the slurry inlet end, two slurry outlets 3 are arranged on the slurry outlet end, and filtering assemblies with different filtering stages are arranged on the different slurry outlets 3.

The cavity 1 is a cylindrical steel pipe fitting, the diameter is 30-50cm, and the length is 50-100 cm. Advance thick liquid end and be equipped with detachable and advance thick liquid end cover 6, if connect through screw thread, bolt or buckle, advance thick liquid mouth 2 and set up in the middle part of advancing thick liquid end cover 6, advance thick liquid mouth 2 and cavity 1's length direction and parallel, this kind of setting is convenient for pour into the cavity 1 with cement thick liquid fast.

Go out thick liquid end including going out thick liquid fillter section 4 and setting at the play thick liquid end cover 5 that goes out thick liquid fillter section 4 tip, go out thick liquid fillter section 4 detachable and this body coupling of cavity 1, if through screw thread or flange joint, go out thick liquid end cover 5 and go out thick liquid fillter section 4 detachable and be connected, if through screw thread, bolt or buckle connection. The detachable connection is convenient to detach the filtering device in time, and is convenient to clean and remove impurities.

The slurry outlet 3 is arranged on the side wall of the slurry outlet filtering section 4, the slurry outlet 3 comprises a slurry outlet pipe, and the bottom of the slurry outlet pipe is provided with an adjustable filtering unit 7.

As shown in fig. 3 and 4, the filter unit 7 comprises a first filter disc 71 and a second filter disc 72 assembled with the first filter disc 71, the first filter disc 71 is provided with a plurality of first filter rods 712 parallel to each other, the second filter disc 72 is provided with a plurality of second filter rods 722 parallel to each other, after the second filter disc 72 is assembled on the first filter disc 71, the first filter rods 712 and the second filter rods 722 form a filter screen, the first filter disc 71 is provided with a chute 711, and the second filter disc 72 is provided with a slide block 721; the sliding groove 711 and the sliding block 721 are both arc-shaped, and the length and the size of the sliding groove 711 are slightly larger than those of the sliding block 721, so that the sliding block 721 can move in the sliding groove 711. During assembly, the slide 721 is placed in the slide channel 711 so that the second filter disc 72 is rotatably connected to the first filter disc 71.

The first filter tray 71 and the second filter tray 72 both include a circular mounting frame, and both ends of the first filter rod 712 and the second filter rod 722 are connected to the circular mounting frame. The distance between two adjacent first filter rods 712 is equal, and the distance between two adjacent second filter rods 722 is equal; the distance between two adjacent second filter rods 722 is smaller than the distance between two adjacent first filter rods 712. The first filter disc 71 and the second filter disc 72 are the same in size and are assembled and then installed at the bottom of the slurry outlet pipe through a buckle connector.

After the cement slurry is mixed, the cement slurry is connected with the slurry inlet 2 through a pipeline and then comes out from the slurry outlet 3, the cement slurry is filtered by the filtering component when passing through the slurry outlet 3, large-particle impurities are intercepted, after the filtered cement slurry is discharged, the slurry is conveyed to a front platform of grouting equipment through the slurry pump, and due to the filtering, the blockage and damage of the slurry pump and the blockage of a front platform nozzle caused by the impurities of the cement slurry are reduced; and because different grout outlets 3 are arranged, filtering assemblies with different filtering levels are arranged on the different grout outlets 3, the different grout outlets 3 can be connected as required, and the first filtering disc and the second filtering disc are rotated, so that the first filtering rod and the second filtering rod can jointly form filtering nets with different filtering levels, the effect of adjusting filtering net holes is achieved, and different use requirements are met.

The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.

Claims

1. The utility model provides a cement thick liquid filter equipment, its characterized in that includes a cavity (1), cavity (1) one end is for advancing thick liquid end, and the other end is for going out thick liquid end, it is equipped with into thick liquid mouth (2) to advance to starch to serve, it is equipped with two at least play thick liquid mouths (3) to go out to starch to serve, is equipped with the filtering component that filters the difference of progression on different play thick liquid mouths (3).

2. A cement slurry filtering device according to claim 1, wherein said chamber (1) is a cylindrical steel pipe with a diameter of 30-50cm and a length of 50-100 cm.

3. The cement grout filtering device according to claim 1, wherein the grout inlet end is provided with a detachable grout inlet end cover (6), the grout inlet (2) is arranged in the middle of the grout inlet end cover (6), and the grout inlet (2) is parallel to the length direction of the cavity (1).

4. The cement slurry filtering device according to claim 1, wherein the slurry outlet end comprises a slurry outlet filtering section (4) and a slurry outlet end cover (5) arranged at the end of the slurry outlet filtering section (4), the slurry outlet filtering section (4) is detachably connected with the body of the cavity (1), and the slurry outlet end cover (5) is detachably connected with the slurry outlet filtering section (4).

5. A cement slurry filtering device according to claim 4, characterized in that the slurry outlet (3) is arranged on the side wall of the slurry outlet filtering section (4).

6. A cement grout filtering device according to claim 5, wherein the grout outlet (3) comprises a grout outlet pipe, an adjustable filtering unit (7) is arranged at the bottom of the grout outlet pipe, the filtering unit (7) comprises a first filtering disc (71) and a second filtering disc (72) matched and assembled with the first filtering disc (71),

the first filter disc (71) is provided with a plurality of first filter rods (712) which are parallel to each other, the second filter disc (72) is provided with a plurality of second filter rods (722) which are parallel to each other, after the second filter disc (72) is assembled on the first filter disc (71), the first filter rods (712) and the second filter rods (722) form a filter screen, the first filter disc (71) is provided with a sliding groove (711), and the second filter disc (72) is provided with a sliding block (721); during assembly, the sliding block (721) is placed into the sliding groove (711) so that the second filter disc (72) is rotatably connected with the first filter disc (71).

7. A cement slurry filtering device according to claim 6, wherein said first filtering tray (71) and said second filtering tray (72) each comprise a circular mounting frame, and both ends of said first filtering rod (712) and said second filtering rod (722) are connected to said circular mounting frame.

8. The cement slurry filtering device according to claim 7, wherein the adjacent first filter rods (712) are equally spaced, and the adjacent second filter rods (722) are equally spaced; the distance between two adjacent second filter rods (722) is smaller than the distance between two adjacent first filter rods (712).

9. The cement grout filtering device according to claim 7, wherein the first filtering disc (71) and the second filtering disc (72) are the same in size and are assembled and then installed at the bottom of the grout outlet pipe through a snap connection.

10. A cement slurry filtering device according to claim 1, characterized in that it is provided with two slurry outlets (3).