Anti-blocking structure for isolating grouting filling pump pipeline

Abstract

The utility model discloses an anti-blocking structure for isolating a grouting filling pump pipeline in the technical field of grouting pumps, which comprises at least two shells internally provided with filter screens, and a detachable protective cover is arranged on the end face of each shell close to the dismounting direction of the filter screens. All the shells located on the side, close to the protective cover, of the filter screen are communicated through a bent pipe, a first valve is fixedly arranged at the joint of the bent pipe and each shell, the side wall of the bent pipe is fixedly communicated with a connecting pipe, and the side wall of each shell located on the side, away from the protective cover, of the filter screen is fixedly communicated with a blow-off pipe with a sealing cover; the end face, away from the protective cover, of one shell fixedly communicates with a guide pipe, and a second valve is fixedly arranged at the joint of the guide pipe and the shell. When the grouting pump works, the filter screen of one shell can be cleaned or replaced only through valve switching, the problem that shutdown is still needed in the filter screen replacement process is avoided, and normal use of the grouting pump is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of for isolated grouting filling pump pipeline anti-blocking structure, belong to grouting pump technical field. BACKGROUND

[0002] Grouting pump (isolated grouting filling pump) is mainly applicable to mine, tunnel, water conservancy, subway, building, bridge and other construction sites Grouting, filling gap, reinforcing broken rock layer and other projects, with Caverni filling and Yukani rock layer reinforcing agent, water plugging agent and other multi-component chemical series products for construction of mine equipment.

[0003] In prior art, in order to prevent grouting pump pipeline from being blocked, the Chinese utility model patent document with the authorization announcement No.CN209414875U discloses a coal mine grouting pump pipeline joint with anti-blocking function, which filters large impurities through filter screen, avoids grouting pump from being blocked, and the clamping seat and clamping block are convenient for replacing filter screen, but the filter screen still needs to be stopped during replacement, which affects the normal use of grouting pump. SUMMARY

[0004] The utility model aims at overcoming the deficiency in prior art, and provides a kind of for isolated grouting filling pump pipeline anti-blocking structure, at least two shell bodies with filter screen and blowdown pipe are arranged, and shell body is connected by elbow pipe, conduit and branch pipe etc., when grouting pump works, the filter screen of one of shell bodies is cleaned or replaced, and it can be switched only by valve, without stopping the use of grouting pump.

[0005] To achieve the above-mentioned purpose, the utility model is implemented by the following technical scheme:

[0006] The utility model provides a kind of for isolated grouting filling pump pipeline anti-blocking structure, including at least two shell bodies with filter screen being installed in inside, the end face of each shell body close to the filter screen dismounting direction is equipped with detachable protective cover, each shell body located on the side of filter screen close to protective cover is communicated by elbow pipe, and first valve is fixedly arranged at the connecting portion of elbow pipe and each shell body, the lateral wall of elbow pipe is fixedly communicated with connecting pipe, the lateral wall of each shell body located on the side of filter screen away from protective cover is fixedly communicated with blowdown pipe with sealing cap, the end face of one of shell bodies away from protective cover is fixedly communicated with conduit, and second valve is fixedly arranged at the connecting portion of conduit and shell body, the end face of remaining shell bodies away from protective cover is fixedly communicated with the lateral wall of conduit by branch pipe, and third valve is fixedly arranged at the connecting portion of branch pipe and conduit.

[0007] Further, the lower part of the shell is fixedly installed with a supporting mechanism, the supporting mechanism comprises a support surface provided with a plurality of mounting holes, the top of the support is welded and fixed with a sleeve corresponding to the number of the shell, a support column is inserted into the sleeve, the support column is fixed with the sleeve through locking bolts installed on the side of the sleeve, and the top end of the support column is welded and fixed with the shell.

[0008] Further, each of the shells is integrally formed with a retaining ring, and the filter screen is fixed to the side wall of the retaining ring close to the protective cover through bolts.

[0009] Further, the protective cover is threadedly connected with the end surface of the shell, and the protective cover is fixed with a sealing gasket in the protective cover through an adhesive, and the outer wall of the protective cover is fixed with a plurality of protrusions.

[0010] Further, the sealing cover is threadedly connected with the bottom end of the blowdown pipe, and the outer wall of the sealing cover is integrally formed with a plurality of anti-skid protrusions.

[0011] Further, the filter screens in each of the shells are different in mesh diameter.

[0012] Further, the connecting pipe is internally provided with an internal thread.

[0013] Compared with the prior art, the present application has the following beneficial effects:

[0014] First, the present application provides a pipeline anti-blocking structure for an isolated grouting filling pump, at least two shells with filter screens and blowdown pipes are arranged, and the shells are connected through elbows, conduits and branch pipes, when the grouting pump is working, the filter screen of one of the shells can be cleaned or replaced by switching the valve, thereby avoiding the problem that the machine needs to be stopped during the replacement of the filter screen in the prior art, and the normal use of the grouting pump is not affected.

[0015] Second, in the present application, a supporting mechanism is arranged below the shell to assist in supporting the shell, thereby improving the stability of the shell, the supporting mechanism is assembled by a support, a sleeve and a support column, and the distance between the sleeve and the support column can be adjusted through locking bolts, so that the supporting mechanism can be adapted to shells of different heights and positions. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings accompanying the specification of the present application form a part thereof, serve to provide further understanding of the present application, and together with the description of the preferred embodiments explain the present application, and do not limit the present application. In the drawings:

[0017] Fig. 1 The accompanying drawings illustrate the structure of a pipeline anti-blocking structure for an isolated grouting filling pump according to the present application;

[0018] Fig. 2A cross-sectional view of a first shell of a pipe line anti-blocking structure for an isolated grouting filling pump is provided in the embodiment of the utility model.

[0019] Fig. 3 A cross-sectional view of a second shell of a pipe line anti-blocking structure for an isolated grouting filling pump is provided in the embodiment of the utility model.

[0020] In the figure: 1, connecting pipe; 2, elbow pipe; 3, first shell; 4, first protective cover; 5, protruding block; 6, first valve; 7, second blow-off pipe; 8, second shell; 9, first sealing cover; 10, branch pipe; 11, third valve; 12, guide pipe; 13, second valve; 14, second sealing cover; 15, first blow-off pipe; 16, support column; 17, locking bolt; 18, sleeve pipe; 19, supporting mechanism; 20, support; 30, first blocking ring; 31, first filter screen; 40, first sealing gasket; 80, second blocking ring; 81, second protective cover; 82, second filter screen; 83, second sealing gasket. DETAILED DESCRIPTION

[0021] The utility model will be described in detail below in combination with the embodiments and with reference to the drawings. It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0022] The following detailed description is exemplary description, which aims at providing further detailed description of the utility model. Unless otherwise specified, all the technical terms adopted in the utility model are the same as the meanings commonly understood by the general technical personnel in the field to which the utility model belongs. The terms used in the utility model are only for describing the specific embodiments, and are not intended to limit the exemplary embodiments according to the utility model.

[0023] Embodiment:

[0024] Please refer to Figs. 1-3The embodiment discloses a kind of for isolating grouting filling pump pipeline anti-blocking structure, including connecting pipe 1, one end of connecting pipe 1 is welded and fixed with elbow pipe 2, internal thread is equipped in connecting pipe 1, the bottom of elbow pipe 2 is welded and fixed with two first valves 6, the bottom of one of first valve 6 is welded and fixed with first shell 3, the bottom of another first valve 6 is welded and fixed with second shell 8, one end of first shell 3 is threadedly connected with first protective cover 4, the other end of first shell 3 is welded and fixed with second valve 13, the end of second valve 13 away from first shell 3 is welded and fixed with guide pipe 12, first baffle ring 30 is integrally formed in first shell 3, first baffle ring 30 is fixed with first filter screen 31 on the side close to first protective cover 4 by bolt, the bottom of first shell 3 is welded and fixed with first blowdown pipe 15, the bottom of first blowdown pipe 15 is threadedly connected with second sealing cover 14, one end of second shell 8 is threadedly connected with second protective cover 81, second baffle ring 80 is integrally formed in second shell 8, second baffle ring 80 is fixed with second filter screen 82 on the side close to second protective cover 81 by bolt, the mesh diameter of first filter screen 31 and second filter screen 82 can be same, can not be same, the bottom of second shell 8 is welded and fixed with second blowdown pipe 7, the bottom of second blowdown pipe 7 is threadedly connected with first sealing cover 9, the end of second shell 8 away from second protective cover 81 is welded and fixed with branch pipe 10, the end of branch pipe 10 away from second shell 8 is welded and fixed with third valve 11, the end of third valve 11 away from branch pipe 10 is welded and communicated with the side wall of guide pipe 12.

[0025] In use, connecting pipe 1 is threadedly connected with the water inlet pipe of grouting pump (i.e. isolating grouting filling pump, prior art, not shown, specific principle is not described again), guide pipe 12 is inserted into slurry, second valve 13 and first valve 6 fixed at the top of first shell 3 are opened, third valve 11 and first valve 6 fixed at the top of second shell 8 are closed, slurry enters first shell 3 through guide pipe 12, first filter screen 31 can filter impurities in slurry, to prevent impurities from entering grouting pump and causing pipeline blockage, when first filter screen 31 needs to be cleaned or replaced, third valve 11 and first valve 6 fixed at the top of second shell 8 are opened, second valve 13 and first valve 6 fixed at the top of first shell 3 are closed at the same time, slurry enters second shell 8 through branch pipe 10, second filter screen 82 filters impurities, filtered slurry enters grouting pump through connecting pipe 1, rotating second sealing cover 14 and first protective cover 4 can carry out blowdown, cleaning or replacing first filter screen 31 operation, when cleaning or replacing first filter screen 31, grouting pump does not need to be stopped.

[0026] In the embodiment, in order to facilitate holding and rotating the first protective cover 4 and the second protective cover 81, a plurality of protrusions 5 are welded and fixed to the outer walls of the first protective cover 4 and the second protective cover 81. In order to facilitate holding the second sealing cover 14 and the first sealing cover 9, a plurality of anti-skid protrusions are integrally formed on the outer walls of the second sealing cover 14 and the first sealing cover 9. In order to improve the sealing performance, the first sealing gasket 40 is fixed in the first protective cover 4 by means of an adhesive, and the second sealing gasket 83 is fixed in the second protective cover 81 by means of an adhesive.

[0027] In order to improve the stability of the first shell 3 and the second shell 8, the support mechanism 19 is arranged below the elbow pipe 2, and the support mechanism 19 comprises a support column 16, a locking bolt 17, a sleeve pipe 18 and a support base 20. A plurality of mounting holes are arranged on the support base 20, two sleeve pipes 18 are welded and fixed to the top of the support base 20, a support column 16 is arranged in each of the two sleeve pipes 18, and a threaded hole matched with the locking bolt 17 is arranged on the side wall of each of the two sleeve pipes 18. The top end of one of the support columns 16 is welded and connected with the first shell 3, and the top end of the other support column 16 is welded and connected with the second shell 8. In use, the two locking bolts 17 are loosened, the support base 20 is vertically moved, and after the bottom end of the support base 20 contacts the ground or equipment, the two locking bolts 17 are tightened. The end portion of the locking bolt 17 tightly abuts against the support column 16, and the support base 20, the sleeve pipe 18 and the support column 16 can assist in supporting the first shell 3 and the second shell 8, thereby improving the stability of the first shell 3 and the second shell 8.

[0028] In use, first, the connecting pipe 1 is threadedly connected with the water inlet pipe of a grouting pump (i.e. an isolation grouting filling pump, prior art, not shown, and the specific principle will not be described again), the two locking bolts 17 are loosened, the support base 20 is vertically moved, and after the bottom end of the support base 20 contacts the ground or equipment, the two locking bolts 17 are tightened. The end portion of the locking bolt 17 tightly abuts against the support column 16, and the support base 20, the sleeve pipe 18 and the support column 16 can assist in supporting the first shell 3 and the second shell 8, thereby improving the stability of the first shell 3 and the second shell 8.

[0029] Then, the second valve 13 and the first valve 6 fixed at the top end of the first shell 3 are opened, and the third valve 11 and the first valve 6 fixed at the top end of the second shell 8 are closed, the slurry enters the first shell 3, the first filter screen 31 can filter the impurities in the slurry, and the filtered slurry enters the grouting pump through the connecting pipe 1, so that the impurities are prevented from entering the grouting pump and causing pipeline blockage.

[0030] When the first filter screen 31 needs to be cleaned or replaced, the third valve 11 and the first valve 6 fixed at the top end of the second shell 8 are opened, and the second valve 13 and the first valve 6 fixed at the top end of the first shell 3 are closed, the slurry enters the second shell 8 through the branch pipe 10, the second filter screen 82 filters the impurities, the filtered slurry enters the grouting pump through the connecting pipe 1, and the second sealing cover 14 and the first protective cover 4 are rotated to perform the operation of discharging sludge, cleaning or replacing the first filter screen 31, and the use of the grouting pump does not need to be stopped during the cleaning or replacement of the first filter screen 31.

[0031] From the common general knowledge, the utility model can be realized by other embodiments without departing from the spirit or essential characteristics. Therefore, the above disclosed embodiments are only examples and are not the only ones. All changes within the scope of the utility model or within the scope equivalent to the utility model are included in the utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents, and the contents not described in detail in the utility model are all the prior art known to those skilled in the art.

[0032] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the utility model and not to limit them, although the utility model has been described in detail with reference to the above examples, those skilled in the art should understand that: the specific embodiments of the utility model can still be modified or replaced, and any modification or equivalent replacement without departing from the spirit and scope of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A structure for preventing blockage of a pipeline of a grouting filling pump, characterized in that, The application relates to a filter device comprising at least two housings each of which is internally provided with a filter screen, and each of which is provided with a detachable protective cover on the end face close to the dismounting direction of the filter screen, and each of which is connected with the other through a bend pipe (2) and is fixedly provided with a first valve (6) at the connection between the bend pipe (2) and the housing, and the side wall of the bend pipe (2) is fixedly connected with a connecting pipe (1), and the side wall of each of the housings away from the protective cover is fixedly connected with a blowdown pipe with a sealing cover, one of the housings is fixedly connected with a guide pipe (12) on the end face away from the protective cover, and the connection between the guide pipe (12) and the housing is fixedly provided with a second valve (13), and the end faces of the remaining housings away from the protective cover are fixedly connected with the side wall of the guide pipe (12) through branch pipes (10), and the connection between the branch pipes (10) and the guide pipe (12) is fixedly provided with a third valve (11).

2. The anti-blocking structure for the pipeline of the grouting filling pump according to claim 1, characterized in that, A supporting mechanism is fixedly installed below the housings, the supporting mechanism comprises a support (20) provided with a plurality of mounting holes on the surface, a sleeve (18) corresponding to the number of the housings is welded and fixed on the top of the support (20), a support column (16) is inserted into the sleeve (18), the support column (16) is fixedly connected with the sleeve (18) through locking bolts (17) mounted on the side of the sleeve (18), and the top end of the support column (16) is welded and fixed with the housing.

3. The anti-blocking structure for the pipeline of the grouting filling pump according to claim 1, characterized in that, Each of the housings is integrally formed with a retaining ring, and the filter screen is fixed on the side wall of the retaining ring close to the protective cover through bolts.

4. The anti-blocking structure for the pumping pipe of the isolated grouting filling pump according to claim 1, characterized in that, The end face of the protective cover is threadedly connected with the housing, and the protective cover is fixedly provided with a sealing gasket in the housing through an adhesive, and the outer wall of the protective cover is fixedly provided with a plurality of protrusions (5).

5. The anti-blocking structure for the pumping pipe of the isolated grouting filling pump according to claim 1, characterized in that, The bottom end of the sealing cover is threadedly connected with the blowdown pipe, and the outer wall of the sealing cover is integrally formed with a plurality of anti-skid protrusions.

6. The anti-blocking structure for the pumping line of the isolated grouting filling pump according to claim 1, characterized in that, The mesh diameters of the filter screens in each of the housings are different.

7. The anti-blocking structure for the pumping line of the isolated grouting filling pump according to claim 1, characterized in that, The connecting pipe (1) is internally provided with internal threads. The application relates to a filter device comprising at least two housings each of which is internally provided with a filter screen, and each of which is provided with a detachable protective cover on the end face close to the dismounting direction of the filter screen, and each of which is connected with the other through a bend pipe (2) and is fixedly provided with a first valve (6) at the connection between the bend pipe (2) and the housing, and the side wall of the bend pipe (2) is fixedly connected with a connecting pipe (1), and the side wall of each of the housings away from the protective cover is fixedly connected with a blowdown pipe with a sealing cover, one of the housings is fixedly connected with a guide pipe (12) on the end face away from the protective cover, and the connection between the guide pipe (12) and the housing is fixedly provided with a second valve (13), and the end faces of the remaining housings away from the protective cover are fixedly connected with the side wall of the guide pipe (12) through branch pipes (10), and the connection between the branch pipes (10) and the guide pipe (12) is fixedly provided with a third valve (11).

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