Multi-sealing ore pulp centrifugal pump sealing structure

Abstract

The utility model discloses a multi-sealing pulp centrifugal pump sealing structure, which relates to the technical field of pulp centrifugal pumps and comprises a pump cover and a reinforcing component, a pump body is arranged on the rear side of the pump cover, a discharge pipe is arranged at the upper end of the pump body, and the reinforcing component for multi-sealing is arranged outside the discharge pipe. And the reinforcing assembly comprises a sealing strip, a mounting ring, a reinforcing frame, a spring, a reinforcing pressing block and a limiting plate, the mounting ring is arranged outside the sealing strip, the reinforcing frame is mounted at the upper end of the mounting ring through a rotating shaft, and the spring is mounted at the lower end of the top of the reinforcing frame. According to the multi-sealing ore pulp centrifugal pump sealing structure, the sealing strip plays a role in improving the sealing effect on the side edge of the discharging pipe when the pump cover and the pump body are assembled, and the mounting rings are used for mounting the four reinforcing frames so that the four reinforcing frames can be distributed outside the discharging pipe at equal intervals; the reinforcing frame plays a role in outer cover limiting on the bolt at the connecting position after the discharging pipe and the pipeline are connected, and loosening of the bolt is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to mineral pulp centrifugal pump technical field, concretely to a kind of multiple sealing mineral pulp centrifugal pump sealing structure. BACKGROUND

[0002] Mineral pulp centrifugal pump is a kind of centrifugal pump, mainly used for mineral pulp is sent in concentrator, is the key equipment of tailings hydraulic delivery system, when mineral pulp centrifugal pump is used, sealing structure is used for the sealing effect of pump body, increase the use effect of pump body.

[0003] But the sealing structure of the existing mineral pulp centrifugal pump sealing measure is relatively single, leakage is prone to occur when using to affect the use of mineral pulp centrifugal pump.

[0004] Therefore, in view of the above, for the structure and the lack of research and improvement are provided with a kind of multiple sealing mineral pulp centrifugal pump sealing structure. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of multiple sealing mineral pulp centrifugal pump sealing structure to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of multiple sealing mineral pulp centrifugal pump sealing structure, including pump cover and reinforcing assembly, the rear side of the pump cover is provided with pump body, and the upper end of pump body is provided with discharge pipe, for multiple sealing the reinforcing assembly is arranged at the outside of discharge pipe, and reinforcing assembly includes sealing strip, mounting ring, reinforcing frame, spring, reinforcing pressure block and limit plate, the outside of the sealing strip is provided with mounting ring, and the upper end of mounting ring is installed with reinforcing frame by pivot, the lower end of reinforcing frame top is installed with spring, and the end of spring is connected with reinforcing pressure block, the side of reinforcing pressure block is installed with limit plate.

[0007] Further, the reinforcing frame is about the center point of mounting ring annular distribution and is provided with four groups, and the shape of reinforcing frame is character-shaped.

[0008] Further, the outside of the mounting ring is installed with fixed block, and the side of fixed block is installed with reinforcing screw rod.

[0009] Further, the outside of the discharge pipe is provided with assembling block, and the lower end of the pump body is provided with rack.

[0010] Further, the middle part of the front end of the pump cover is installed with feed pipe, and the inside of feed pipe is provided with filtering assembly for filtering.

[0011] Further, the filtering assembly includes filter screen and waterproof electric push rod, and the rear end of filter screen is installed with waterproof electric push rod.

[0012] Further, the filter assembly further comprises a mounting frame and a anti-blocking rod, the waterproof electric push rod is provided with the mounting frame on the outside, and the anti-blocking rod is mounted in the mounting frame.

[0013] Further, the mounting frame and the anti-blocking rod are fixedly connected, and the anti-blocking rod and the filter screen are in parallel distribution.

[0014] The utility model provides a kind of multiple sealing ore pulp centrifugal pump sealing structure, with following beneficial effects:

[0015] 1, the utility model discloses a sealing strip is equipped with the effect of increasing sealing when pump cover and pump body are assembled in the side edge of discharge pipe, installation ring is used for four reinforcing frame installation to make it equidistant distribution in the outside of discharge pipe, reinforcing frame is after the bolt of connecting position to the discharge pipe and pipeline, it plays the role of outer cover limiting, avoid bolt loosening, the rebound force of spring after being pressed pushes reinforcing pressure block to play the role of down pressure reinforcement to connecting position, sealing effect is increased again, limit plate makes reinforcing pressure block directional movement.

[0016] 2, the utility model discloses further increase the connection sealing degree of discharge pipe by fixed block and reinforcing screw rod connection, filter screen plays the role of sundry filtering in feed pipe, avoid sundry to enter into the inside of pump body and increase the service life of pump body, waterproof electric push rod is contacted by telescopic control filter screen before and after and anti-blocking rod, anti-blocking rod plays the role of cleaning to sundry that is clamped in filter screen hole, avoid filter screen blockage influence pump body use. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic view of the utility model a kind of multiple sealing ore pulp centrifugal pump sealing structure;

[0018] Figure 2 It is the reinforcing assembly structure schematic view of the utility model a kind of multiple sealing ore pulp centrifugal pump sealing structure;

[0019] Figure 3 It is the filter assembly structure schematic view of the utility model a kind of multiple sealing ore pulp centrifugal pump sealing structure.

[0020] In the drawing: 1, pump cover;2, pump body;3, discharge pipe;4, reinforcing assembly;401, sealing strip;402, installation ring;403, reinforcing frame;404, spring;405, reinforcing pressure block;406, limit plate;5, fixed block;6, reinforcing screw;7, assembly block;8, rack;9, feed pipe;10, filter assembly;1001, filter screen;1002, waterproof electric push rod;1003, mounting frame;1004, anti-blocking rod. DETAILED DESCRIPTION

[0021] The embodiments of the present application will be further described in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0022] As shown in Figure 1 and Figure 2 A multiple sealing slurry centrifugal pump sealing structure, comprising a pump cover 1 and a reinforcing assembly 4, the rear side of the pump cover 1 is provided with a pump body 2, and the upper end of the pump body 2 is provided with a discharge pipe 3, the reinforcing assembly 4 for multiple sealing is arranged outside the discharge pipe 3, and the reinforcing assembly 4 comprises a sealing strip 401, a mounting ring 402, a reinforcing frame 403, a spring 404, a reinforcing pressing block 405 and a limiting plate 406, the outside of the sealing strip 401 is provided with the mounting ring 402, the sealing strip 401 plays a role in increasing the sealing effect on the side edge of the discharge pipe 3 when the pump cover 1 and the pump body 2 are assembled, and the upper end of the mounting ring 402 is provided with the reinforcing frame 403 through a rotating shaft, the mounting ring 402 is used for installing the four reinforcing frames 403 so that they are equidistantly distributed outside the discharge pipe 3, the reinforcing frame 403 is annularly arranged about the center point of the mounting ring 402 and is provided with four groups, and the shape of the reinforcing frame 403 is a Chinese character "fang" shape, the reinforcing frame 403 plays a role in limiting the outer cover of the bolt at the connecting position after the discharge pipe 3 and the pipeline are connected, avoiding loosening of the bolt, the lower end of the top of the reinforcing frame 403 is provided with the spring 404, the rebound force of the spring 404 after being compressed pushes the reinforcing pressing block 405 to play a role in pressing and reinforcing the connecting position, further increasing the sealing effect, the limiting plate 406 makes the reinforcing pressing block 405 directional movement, and the end of the spring 404 is connected with the reinforcing pressing block 405, the side edge of the reinforcing pressing block 405 is provided with the limiting plate 406, the outside of the mounting ring 402 is provided with a fixed block 5, the fixed block 5 and a reinforcing screw 6 are connected to further increase the connection sealing degree of the discharge pipe 3, and the side edge of the fixed block 5 is provided with the reinforcing screw 6, the outside of the discharge pipe 3 is provided with an assembling block 7, and the lower end of the pump body 2 is provided with a rack 8.

[0023] As shown in Figure 3As shown, the middle of the front end of the pump cover 1 is provided with a feeding pipe 9, and the inside of the feeding pipe 9 is provided with a filtering assembly 10 for filtering, the filtering assembly 10 comprises a filter screen 1001 and a waterproof electric push rod 1002, the rear end of the filter screen 1001 is provided with the waterproof electric push rod 1002, the filter screen 1001 plays a role of filtering sundries in the feeding pipe 9, so that the sundries cannot enter the inside of the pump body 2, and the service life of the pump body 2 is increased, the filtering assembly 10 further comprises a mounting frame 1003 and a anti-blocking rod 1004, the outside of the waterproof electric push rod 1002 is provided with the mounting frame 1003, the waterproof electric push rod 1002 controls the filter screen 1001 to move back and forth and the anti-blocking rod 1004 to contact through stretching and contracting, and the inside of the mounting frame 1003 is provided with the anti-blocking rod 1004, the mounting frame 1003 and the anti-blocking rod 1004 are fixedly connected, and the anti-blocking rod 1004 is distributed in parallel with the filter screen 1001, the anti-blocking rod 1004 plays a role of cleaning the sundries clamped in the hole of the filter screen 1001, so that the filter screen 1001 is prevented from being blocked and affecting the use of the pump body 2.

[0024] In summary, the multiple sealing slurry centrifugal pump sealing structure firstly according to Figures 1-3 As shown in the structure, the pump cover 1 is installed on the front side of the pump body 2 during use, and is preliminarily fixed through the assembling block 7, during assembly, the sealing strip 401 plays a role of increasing the sealing effect on the side edge of the discharge pipe 3, meanwhile, the reinforcing frame 403 plays a role of limiting the position of the bolt at the connection position of the discharge pipe 3 and the pipeline after the connection, so that the bolt is prevented from loosening, and the rebound force of the spring 404 after being compressed pushes the reinforcing pressing block 405 to play a role of pressing downward and reinforcing the connection position, the sealing effect is increased again, then the fixed block 5 and the reinforcing screw rod 6 are connected to further increase the connection sealing degree of the discharge pipe 3, after the feeding pipe 9 is connected, the filter screen 1001 plays a role of filtering sundries in the feeding pipe 9, so that the sundries cannot enter the inside of the pump body 2, the service life of the pump body 2 is increased, meanwhile, the waterproof electric push rod 1002 controls the filter screen 1001 to move back and forth and the anti-blocking rod 1004 to contact through stretching and contracting, the anti-blocking rod 1004 plays a role of cleaning the sundries clamped in the hole of the filter screen 1001, so that the filter screen 1001 is prevented from being blocked and affecting the use of the pump body 2.

[0025] The embodiments of the present application are given for the purpose of illustration and description, and are not exhaustive or limit the present application to the disclosed form. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to best explain the principles of the present application and its practical application, and to enable others skilled in the art to understand the present application for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A multiple seal slurry centrifugal pump seal arrangement comprising a pump cover (1) and a reinforcement assembly (4), characterized in that, The rear side of the pump cover (1) is provided with a pump body (2), and the upper end of the pump body (2) is provided with a discharge pipe (3), the reinforced assembly (4) for multiple sealing is arranged outside the discharge pipe (3), and the reinforced assembly (4) comprises a sealing strip (401), a mounting ring (402), a reinforcing frame (403), a spring (404), a reinforcing pressing block (405) and a limiting plate (406), the outer side of the sealing strip (401) is provided with the mounting ring (402), the upper end of the mounting ring (402) is provided with the reinforcing frame (403) through a rotating shaft, the lower end of the top of the reinforcing frame (403) is provided with the spring (404), and the end of the spring (404) is connected with the reinforcing pressing block (405), and the side of the reinforcing pressing block (405) is provided with the limiting plate (406).

2. A multiple seal slurry centrifugal pump seal arrangement according to claim 1 wherein, The reinforcing frame (403) is arranged in four groups about the center point of the mounting ring (402) in an annular manner, and the shape of the reinforcing frame (403) is a character-shaped.

3. A multiple seal slurry centrifugal pump seal arrangement according to claim 1 wherein, The outer side of the mounting ring (402) is provided with a fixed block (5), and the side of the fixed block (5) is provided with a reinforcing screw rod (6).

4. A multiple seal slurry centrifugal pump seal arrangement according to claim 1 wherein, The outer side of the discharge pipe (3) is provided with an assembling block (7), and the lower end of the pump body (2) is provided with a rack (8).

5. A multiple seal slurry centrifugal pump seal arrangement according to claim 1 wherein, The middle of the front end of the pump cover (1) is provided with a feeding pipe (9), and the inner side of the feeding pipe (9) is provided with a filtering assembly (10) for filtering.

6. A multiple seal slurry centrifugal pump seal arrangement according to claim 5 wherein, The filtering assembly (10) comprises a filter screen (1001) and a waterproof electric push rod (1002), and the rear end of the filter screen (1001) is provided with the waterproof electric push rod (1002).

7. A multiple seal slurry centrifugal pump seal arrangement according to claim 6 wherein, The filtering assembly (10) further comprises a mounting frame (1003) and an anti-blocking rod (1004), the outer side of the waterproof electric push rod (1002) is provided with the mounting frame (1003), and the inner side of the mounting frame (1003) is provided with the anti-blocking rod (1004).

8. A multiple seal slurry centrifugal pump seal arrangement according to claim 7 wherein, The mounting frame (1003) and the anti-blocking rod (1004) are fixedly connected, and the anti-blocking rod (1004) and the filter screen (1001) are arranged in parallel.

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