CN216714793U

CN216714793U - Packing gland of slurry pump

Info

Publication number: CN216714793U
Application number: CN202122973121.2U
Authority: CN
Inventors: 贾志芳; 乔志杰; 宋冬亮; 王小奔
Original assignee: Hebei Lingqi Mechanical Equipment Co ltd
Current assignee: Hebei Lingqi Mechanical Equipment Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-06-10
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a packing gland of a slurry pump, which comprises a split body A and a split body B, wherein fixing heads A are symmetrically fixed on two sides of the split body A, fixing heads B are symmetrically fixed on two sides of the split body B, one side of each fixing head A is provided with an installation groove, one end of each installation groove penetrates through each through hole, the inner side of each fixing head B is provided with a screw hole corresponding to each through hole, bolts are arranged inside the installation grooves and the through holes, the end parts of the bolts penetrate through the through holes and are in threaded connection with the screw holes, and a protective plug is arranged inside each installation groove and on the outer side of one end of each bolt; through the mounting groove of design, protection stopper, fixed side piece and fixed side groove isotructure, can carry out effectual protection to the bolt, avoid the bolt to receive the external influence and take place not hard up the condition, guaranteed the connection stability between fixed head A and the fixed head B.

Description

Packing gland of slurry pump

Technical Field

The utility model belongs to the technical field of slurry pump gland covers, and particularly relates to a slurry pump packing gland cover.

Background

The slurry pump has the advantages of corrosion resistance, difficult abrasion, low requirement on sucked water (water slag and small solid particles in the water), high efficiency, strong centrifugal force and the like, so the slurry pump is widely applied to metallurgical enterprises. The space between the shell of the slurry pump and the rotating shaft is sealed by using packing, and the packing gland is an important part to cover the packing.

Most of the existing gland covers adopt split structures, the purpose is to facilitate disassembly and assembly, the split structures are generally connected through bolts, and the existing device is not provided with a protective structure aiming at the bolts, so that the bolts are easy to loosen and are not beneficial to keeping the stability between the split structures; meanwhile, the existing split structure has insufficient sealing performance, cannot well perform the covering and protecting function, and is not beneficial to the normal use of the device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a packing gland of a slurry pump, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a slurry pump gland, includes components of a whole that can function independently A and components of a whole that can function independently B, components of a whole that can function independently A's bilateral symmetry is fixed with fixed head A, the mounting groove has been seted up to fixed head A's one side, the one end of mounting groove is run through and has been seted up the through hole, fixed head B's inboard is seted up and is passed through the corresponding screw of through hole, the inside of mounting groove and through hole is provided with the bolt, the tip of bolt run through the through hole and with screw threaded connection, the inside of mounting groove is provided with the protection stopper for the outside of bolt one end, the bilateral symmetry of protection stopper is fixed with fixed side piece, fixed side groove has been seted up to the both sides inner wall symmetry of mounting groove, fixed side piece imbeds the inside of fixed side groove.

Preferably, fixed chutes are symmetrically formed in two sides of the end portion of the mounting groove, and the sections of the fixed chutes are of rectangular structures.

Preferably, the cross section of the fixed side groove is of an annular structure, and one end of the fixed sliding groove is communicated with the fixed side groove.

Preferably, one end of the protective plug is provided with a circular groove, and the inner wall of the circular groove is provided with a rubber pad.

Preferably, the outer side surface of the protective plug is provided with a spongy cushion, and the spongy cushion is tightly attached to the inner wall of the mounting groove.

Preferably, the two ends of the split body A are symmetrically fixed with fixing blocks, the two ends of the split body B are symmetrically provided with fixing grooves corresponding to the fixing blocks, the fixing blocks are embedded into the fixing grooves, copper sheets are arranged on the inner sides of the fixing grooves, the end portions of the fixing blocks are in extrusion contact with the copper sheets, rubber side pads are symmetrically arranged on the inner walls of the two sides of the fixing grooves, and the rubber side pads are tightly attached to the surfaces of the fixing blocks.

Preferably, the two ends of the split body A are symmetrically provided with a protective cushion layer, and the protective cushion layer is clung to the two ends of the split body B.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the mounting groove of design, protection stopper, fixed side piece and fixed side groove isotructure, can carry out effectual protection to the bolt, avoid the bolt to receive the external influence and take place not hard up the condition, guaranteed the connection stability between fixed head A and the fixed head B.

2. Through the fixed block, fixed slot and copper sheet isotructure of design, promoted the connection leakproofness of components of a whole that can function independently A and components of a whole that can function independently B junction, let its cover guard action of the line that the device can be fine, be favorable to the normal use of device.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a partial top cross-sectional view of the joint of anchor A and anchor B of the present invention;

FIG. 3 is an enlarged view of a portion of the area A of FIG. 2 according to the present invention;

FIG. 4 is a top view of region A of FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of a portion of the area B of FIG. 2 according to the present invention;

in the figure: 1. a fixed head A; 2. a split body A; 3. a split body B; 4. a fixed head B; 5. mounting grooves; 6. a through hole; 7. a bolt; 8. a screw hole; 9. a protective plug; 10. fixing the side block; 11. fixing the side groove; 12. a circular groove; 13. a rubber pad; 14. a sponge cushion; 15. fixing the chute; 16. a fixed block; 17. fixing grooves; 18. a copper sheet; 19. a rubber side pad; 20. a protective cushion layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1 to 5, the present invention provides a technical solution: a packing gland of a slurry pump comprises a split body A2 and a split body B3, wherein fixing heads A1 are symmetrically fixed on two sides of a split body A2, fixing heads B4 are symmetrically fixed on two sides of a split body B3, one side of the fixing head A1 is provided with a mounting groove 5, one end of the mounting groove 5 is provided with a through hole 6 in a penetrating way, the inner side of the fixing head B4 is provided with a screw hole 8 corresponding to the through hole 6, bolts 7 are arranged inside the mounting groove 5 and the through hole 6, the end part of each bolt 7 penetrates through the through hole 6 and is in threaded connection with the corresponding screw hole 8, the split body A2 and the split body B3 are fixed, a protective plug 9 is arranged inside the mounting groove 5 and on the outer side opposite to one end of each bolt 7, fixing side blocks 10 are symmetrically fixed on two sides of the protective plug 9, a fixing side groove 11 is arranged on the inner wall of the mounting groove 5, the fixing side blocks 10 are embedded into the fixing side groove 11, and the mounting groove 5, the protective plug 9, the fixing side blocks 10, the fixing side groove 11 and the fixing side groove 11 are designed, can carry out effectual protection to bolt 7, avoid bolt 7 to receive the external influence and take place not hard up the condition, guarantee the connection stability between fixed head A1 and the fixed head B4.

In this embodiment, preferably, the two sides of the end of the mounting groove 5 are symmetrically provided with the fixed sliding grooves 15, the cross section of the fixed sliding grooves 15 is of a rectangular structure, and the fixed side blocks 10 can slide in the fixed sliding grooves 15.

In this embodiment, it is preferable that the cross section of the fixed side groove 11 is a ring structure, and one end of the fixed sliding groove 15 is communicated with the fixed side groove 11, so that the fixed side block 10 can slide between the fixed sliding groove 15 and the fixed side groove 11.

In this embodiment, preferably, one end of the protective plug 9 is provided with a circular groove 12, and a rubber pad 13 is disposed on an inner wall of the circular groove 12, so as to facilitate rotation of the protective plug 9.

In this embodiment, preferably, the sponge pad 14 is arranged on the outer side surface of the protective plug 9, and the sponge pad 14 is tightly attached to the inner wall of the mounting groove 5, so that the stability of the protective plug 9 is ensured.

In this embodiment, preferably, the fixing blocks 16 are symmetrically fixed to two ends of the split body a2, the fixing grooves 17 corresponding to the fixing blocks 16 are symmetrically formed in two ends of the split body B3, the fixing blocks 16 are embedded into the fixing grooves 17, so that the connection sealing performance between the split body a2 and the split body B3 is improved, the copper sheets 18 are arranged on the inner sides of the fixing grooves 17, the end portions of the fixing blocks 16 are in pressing contact with the copper sheets 18, the fixing blocks 16 are prevented from wearing the fixing grooves 17, the connection sealing performance at the joint of the split body a2 and the split body B3 is improved through the designed structures of the fixing blocks 16, the fixing grooves 17, the copper sheets 18 and the like, so that the device can well perform the covering protection function, the device is beneficial to normal use, the rubber side pads 19 are symmetrically arranged on the inner walls of two sides of the fixing grooves 17, and the rubber side pads 19 are tightly attached to the surfaces of the fixing blocks 16.

In this embodiment, preferably, the protection pad layer 20 is symmetrically disposed at two ends of the split body a2, the protection pad layer 20 is made of high manganese steel, and has good wear resistance, and the protection pad layer 20 and the split body B3 are tightly attached at two ends, so as to prevent two ends of the split body B3 from being worn.

The working principle and the using process of the utility model are as follows: before the utility model is used, the split A2 and the split B3 need to be spliced together, the operation is that the two ends of the split A2 are respectively aligned with the two ends of the split B3, the end part of the fixed block 16 is embedded into the fixed groove 17 and is in extrusion contact with the copper sheet 18, the rubber side pad 19 and the protective cushion 20 are respectively clung to the two ends of the fixed block 16 and the split B3, the connection sealing property between the split A2 and the split B3 is ensured, the normal use of the device is facilitated, then the split A2 and the split B3 need to be thoroughly fixed, the operation is that two bolts 7 are put into the mounting groove 5 and the through hole 6, one end of the bolt 7 penetrates through the through hole 6 and is in threaded connection with the screw hole 8, the fixation of the split A2 and the split B3 is completed, finally, the protective plug 9 needs to be installed, the operation is that the fixed side blocks 10 at the two sides of the protective plug 9 are aligned with the fixed sliding groove 15, the protective plug 9 is pushed, the protective plug 9 and the fixed side block 10 respectively slide to the innermost side in the mounting groove 5 and the fixed sliding groove 15, at the moment, the fixed side block 10 is aligned with the fixed side groove 11, the protective plug 9 is rotated by utilizing the rubber pad 13 in the circular groove 12, the fixed side block 10 is rotated to the inside of the fixed side groove 11, at the moment, the fixed side block 10 is separated from the inside of the fixed sliding groove 15 and cannot slide in the fixed sliding groove 15, the protective plug 9 is fixed, the sponge pad 14 on the outer side surface of the protective plug 9 can be tightly attached to the mounting groove 5, one end of the protective plug 9 can prop against the end of the bolt 7, the stability of the bolt 7 is improved, and the connection stability between the split body A2 and the split body B3 is guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a slurry pump packing gland, includes components of a whole that can function independently A (2) and components of a whole that can function independently B (3), its characterized in that: the fixing device is characterized in that fixing heads A (1) are symmetrically fixed on two sides of the split body A (2), fixing heads B (4) are symmetrically fixed on two sides of the split body B (3), a mounting groove (5) is formed in one side of the fixing head A (1), a through hole (6) is formed in one end of the mounting groove (5) in a penetrating mode, screw holes (8) corresponding to the through hole (6) are formed in the inner side of the fixing head B (4), bolts (7) are arranged inside the mounting groove (5) and the through hole (6), the end portion of each bolt (7) penetrates through the through hole (6) and is in threaded connection with the corresponding screw hole (8), a protective plug (9) is arranged on the outer side, opposite to one end of each bolt (7), fixing side blocks (10) are symmetrically fixed on two sides of the protective plug (9), and a fixing side groove (11) is formed in the inner wall of the mounting groove (5), the fixed side block (10) is embedded into the fixed side groove (11).

2. The slurry pump packing gland according to claim 1, wherein: fixed chutes (15) are symmetrically formed in two sides of the end part of the mounting groove (5), and the cross sections of the fixed chutes (15) are of rectangular structures.

3. The slurry pump packing gland according to claim 2, wherein: the cross section of the fixed side groove (11) is of an annular structure, and one end of the fixed sliding groove (15) is communicated with the fixed side groove (11).

4. The slurry pump packing gland according to claim 1, wherein: one end of the protective plug (9) is provided with a circular groove (12), and the inner wall of the circular groove (12) is provided with a rubber pad (13).

5. The slurry pump packing gland according to claim 1, wherein: the outer side surface of the protective plug (9) is provided with a spongy cushion (14), and the spongy cushion (14) is tightly attached to the inner wall of the mounting groove (5).

6. The slurry pump packing gland according to claim 1, wherein: the two ends of the split body A (2) are symmetrically fixed with fixing blocks (16), the two ends of the split body B (3) are symmetrically provided with fixing grooves (17) corresponding to the fixing blocks (16), the fixing blocks (16) are embedded into the fixing grooves (17), copper sheets (18) are arranged on the inner sides of the fixing grooves (17), the end portions of the fixing blocks (16) are in extrusion contact with the copper sheets (18), rubber side pads (19) are symmetrically arranged on the inner walls of the two sides of the fixing grooves (17), and the surfaces of the rubber side pads (19) and the fixing blocks (16) are tightly attached.

7. The slurry pump packing gland according to claim 6, wherein: and two ends of the split body A (2) are symmetrically provided with a protective cushion layer (20), and two ends of the protective cushion layer (20) and the split body B (3) are tightly attached.