CN221195393U

CN221195393U - Gland with good sealing performance

Info

Publication number: CN221195393U
Application number: CN202323161662.0U
Authority: CN
Inventors: 邓开文
Original assignee: Ningbo Hongwen Machinery Co ltd
Current assignee: Ningbo Hongwen Machinery Co ltd
Priority date: 2023-11-23
Filing date: 2023-11-23
Publication date: 2024-06-21
Anticipated expiration: 2033-11-23

Abstract

The utility model relates to the technical field of rotor pumps, and discloses a gland with good sealing performance, which comprises a gland body, wherein a threaded hole is formed in the outer side of the gland body, a first protruding strip is fixedly connected to the gland body, a through groove is formed in the outer side of the gland body, a first sealing ring is arranged at the top end of the first protruding strip, and a baffle is connected to the inner side of the gland body in a bonding mode. This gland with good leakproofness has set up logical groove, recess one, spring one and movable block and has constituteed spacing subassembly, in the recess one in pushing the baffle with movable block through spring one, make baffle and gland body joint, and simple structure is convenient for install and dismantlement, has set up two detachable dog, when the rotor pump damages, rotatory adjusting bolt pushes back spacing post in recess two again, releases the spacing to the dog, afterwards rotatory 90 can take out the dog to maintain damaged position, need not pull down whole gland body and can maintain, facilitate the use.

Description

Gland with good sealing performance

Technical Field

The utility model relates to the technical field of rotor pumps, in particular to a gland with good sealing performance.

Background

The rotor pump is one form of positive displacement pump, and is composed of rotary rotor and static pump body, it has no suction and discharge valve, and utilizes the relative movement between rotor and pump body to change working volume, and utilizes the extrusion action of rotary rotor to discharge liquid, at the same time, a space is left on another side to form low pressure, so that the liquid can be continuously sucked, and the pressure cover is a component for sealing end portion of pump body to form pump cavity.

Chinese patent publication No.: CN203604197U, disclosing: the rotor pump cover is characterized in that seven set screws are arranged on each wear-resisting plate, six wear-resisting plates are evenly distributed along the circumferential direction, one wear-resisting plate is located at the circle center of the circle, two wear-resisting plates are located near the splicing plane, and therefore connection is more reliable under the condition of using fewer set screws, but bolts are more, the bolts are required to be taken down completely for overhauling when overhauling, the use is inconvenient, the use of the bolts is also inconvenient, and the installation is also inconvenient because the bolts are higher, so that the practicability is poor.

Disclosure of utility model

The technical problems to be solved are as follows: in order to overcome the defects in the prior art, the utility model provides a gland with good sealing performance, so as to solve the problems in the background.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gland with good leakproofness, includes the gland body, threaded hole has been seted up in the outside of gland body, logical groove has been seted up in the outside of gland body, the top of sand grip one is provided with sealing washer one, the inboard laminating of gland body is connected with the baffle, recess one has been seted up to the inboard of baffle, the inside of logical groove is provided with spring one, the inside sliding connection of logical groove has the movable block, the through-hole has been seted up on the top of baffle, spacing hole has been seted up on the top of baffle, the inside fixedly connected with sand grip two of through-hole, the change groove has been seted up to the inside of through-hole, the slot has been seted up to the inside of through-hole, the top of sand grip two is provided with sealing washer two, the dog is installed to the inside joint of baffle, the outside fixedly connected with fixture block of dog, recess two has been seted up on the top of fixture block, the inside of recess two is provided with spring two, the inside of recess two is provided with spacing post, the internal thread connection of spacing hole has adjusting bolt.

Preferably, the screw holes are arranged in the same plurality, and the gland body is in a capsule shape.

Through above-mentioned technical scheme, screw the screw hole with the bolt with gland body and rotor pump connection.

Preferably, the through groove, the first spring and the movable block are provided with two groups, the two groups of the through groove, the first spring and the movable block are symmetrically distributed about the gland body, the through groove is communicated with the first groove, and the movable block is matched with the through groove and the first groove.

Through the technical scheme, the limit assembly is formed by the through groove, the first spring and the movable block, and the movable block is inserted into the first groove in the baffle, so that the baffle is conveniently installed and detached, the whole gland body can be removed without being taken down when the rotor pump is cleaned, and the rotor pump is convenient to use.

Preferably, the two through holes are the same, and the two through holes are symmetrically distributed about the baffle.

Through the technical scheme, two through holes are formed for installing two stop blocks, and when a rotor at a certain position in the rotor pump is abnormal, the stop blocks at the position can be taken down for maintenance, so that the maintenance is convenient.

Preferably, the upper surface of the second raised strip is located at the center of the baffle, the same two rotating grooves and the same two slots are arranged, the two rotating grooves and the two slots are symmetrically distributed about the center of the through hole, and the rotating grooves are perpendicular to the slots.

Through above-mentioned technical scheme, set up the joint that two are central symmetry's change groove and slot make things convenient for the fixture block to the dog joint is in the baffle conveniently.

Preferably, the two same blocks are arranged, the number of the clamping blocks is twice that of the two same blocks, the two same clamping blocks are symmetrically arranged on the two same blocks, and the clamping blocks are matched with the rotating groove and the inserting groove.

Through the technical scheme, when the check block is inserted into the through hole, the check block is rotated by 90 degrees after the clamping block is inserted into the slot, so that the check block is completely clamped in the baffle, and the check block is more firmly connected.

Preferably, one end of the second spring is fixedly connected with the clamping block, the other end of the second spring is fixedly connected with the limiting column, the top end of the limiting column is in an inclined shape, and the length of the adjusting bolt is the same as that of the limiting hole.

Through the technical scheme, after the fixture block is inserted into the slot and the baffle rotates, the limiting column is extruded back into the groove II by the baffle to simultaneously compress the spring II, after the fixture block rotates by 90 degrees, the spring II pushes the limiting column to move upwards, so that the limiting column is inserted into the limiting hole, the baffle and the baffle are fixed, and when the baffle is taken down, the limiting column is pushed back into the groove II again by the rotary adjusting bolt, and the limiting of the baffle is relieved.

Compared with the prior art, the gland provided by the utility model has the beneficial effects that: this gland with good leakproofness has set up logical groove, recess one, spring one and movable block and has constituteed spacing subassembly, in the recess one in pushing the baffle with movable block through spring one, make baffle and gland body joint, and simple structure is convenient for install and dismantlement, has set up two detachable dog, when the rotor pump damages, rotatory adjusting bolt pushes back spacing post in recess two again, releases the spacing to the dog, afterwards rotatory 90 can take out the dog to maintain damaged position, need not pull down whole gland body and can maintain, facilitate the use.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a split structure according to the present utility model;

FIG. 3 is a diagram showing a second split structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

Fig. 5 is an enlarged view of the structure of fig. 3B according to the present utility model.

Wherein: 1. a gland body; 2. a threaded hole; 3. a first convex strip; 4. a through groove; 5. a first sealing ring; 6. a baffle; 7. a groove I; 8. a first spring; 9. a movable block; 10. a through hole; 11. a limiting hole; 12. a second protruding strip; 13. a rotary groove; 14. a slot; 15. a second sealing ring; 16. a stop block; 17. a clamping block; 18. a second groove; 19. a second spring; 20. a limit column; 21. and (5) adjusting a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: as shown in fig. 1-5, the gland with good sealing performance provided by the utility model comprises a gland body 1, wherein a threaded hole 2 is formed in the outer side of the gland body 1, a first raised strip 3 is fixedly connected to the gland body 1, a second through groove 4 is formed in the outer side of the gland body 1, a first sealing ring 5 is arranged at the top end of the first raised strip 3, a baffle 6 is connected to the inner side of the gland body 1 in a bonding mode, a first groove 7 is formed in the inner side of the baffle 6, a first spring 8 is arranged in the first through groove 4, a movable block 9 is connected to the inner side of the first through groove 4 in a sliding mode, a through hole 10 is formed in the top end of the baffle 6, a limit hole 11 is formed in the top end of the baffle 6, a second raised strip 12 is fixedly connected to the inner side of the through hole 10, a rotary groove 13 is formed in the inner side of the through hole 10, a slot 14 is formed in the inner side of the through hole 10, a second sealing ring 15 is formed in the top end of the second raised strip 12, a stop 16 is mounted in a clamping mode, a clamping block 17 is fixedly connected to the outer side of the stop block 16, a second groove 18 is formed in the top end of the stop 17, a second spring 19 is formed in the inner side of the groove 18 is formed in the inner side of the stop block 18, a limit hole 20 is formed in the inner side of the stop block 18, a limit hole 11 is formed in the inner side of the stop bolt 11 is connected to the inner screw 21.

Specifically, the screw holes 2 are provided with the same plurality, and the gland body 1 is in a capsule shape, which has the advantage that the gland body 1 is connected with the rotor pump by screwing bolts into the screw holes 2.

Specifically, lead to groove 4, recess one 7, spring one 8 and movable block 9 are provided with two sets of with, two sets of groove 4, recess one 7, spring one 8, movable block 9 are about gland body 1 symmetric distribution, lead to groove 4 and recess one 7 switch-on each other, movable block 9 and lead to groove 4 and recess one 7 looks adaptation, and the advantage is, lead to groove 4, spring one 8 and movable block 9 constitution spacing subassembly, in the recess one 7 in the movable block 9 inserts baffle 6 to the convenience installs baffle 6 with dismantling, can not need take off whole gland body 1 when the rotor pump clearance, facilitate the use.

Specifically, the through holes 10 are provided with two identical through holes 10 and are symmetrically distributed about the baffle 6, and the advantage is that the two through holes 10 are provided for installing two stop blocks 16, and when a certain rotor in the rotor pump is abnormal, the stop blocks 16 at the position can be taken down for maintenance, so that the maintenance is convenient.

Embodiment two: as shown in fig. 2-5, as an improvement over the previous embodiment.

Specifically, the upper surface of sand grip two 12 is located the central point of baffle 6, and change groove 13 and slot 14 and be provided with the same two, and two change groove 13 and slot 14 are about the centre of a circle symmetric distribution of through-hole 10, change groove 13 and slot 14 are perpendicular, and the advantage is, has set up two and is the joint of centre symmetric change groove 13 and slot 14 convenience fixture block 17 to the convenience is with dog 16 joint in baffle 6.

Specifically, the two same clamping blocks 16 are arranged, the number of clamping blocks 17 is twice that of the two same clamping blocks 16, the two same clamping blocks 17 are symmetrically arranged on the two same clamping blocks 16, and the clamping blocks 17 are matched with the rotating groove 13 and the slot 14.

Specifically, one end of the second spring 19 is fixedly connected with the clamping block 17, the other end of the second spring is fixedly connected with the limiting post 20, the top end of the limiting post 20 is in an inclined shape, and the length of the adjusting bolt 21 is the same as that of the limiting hole 11.

Working principle: when the novel rotor pump is used, the gland body 1 and the rotor pump are fixedly connected through bolts, then the baffle 6 is inserted into the gland body 1, the movable blocks 9 on two sides of the gland body 1 are pulled, the movable blocks 9 are mutually far away and compress the first spring 8, after the baffle 6 is completely inserted into the gland body 1, the movable blocks 9 are released, the movable blocks 9 are pushed into the first grooves 7 by the springs 8, the baffle 6 is clamped in the gland body 1, then the clamping blocks 17 are aligned with the slots 14, then the baffle 16 is inserted into the through holes 10, then the baffle 16 is rotated by 90 degrees, when the baffle 17 is rotated, the limit post 20 is extruded into the second grooves 18 by the baffle 6, meanwhile, the second spring 19 is used for pushing the limit post 20 to move upwards, the limit post 20 is inserted into the limit holes 11, the baffle 16 and the baffle 6 are fixed, the installation mode is simple, the operation is convenient, after long-time use, the rotor is required to be cleaned, the movable blocks 9 are pulled out of the first grooves 7 of the baffle 6, the baffle 6 is fixed, then the baffle 6 is removed, the baffle 16 is removed from the through pulling the movable blocks 16, and when the rotor is removed from the through holes 21, the whole direction of the rotor is required to be removed, the limit post 16 is removed, and the limit post is required to be removed from the through holes, and the rotation of the rotary pump is removed, and the rotary pump is removed from the rotary body.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Gland with good leakproofness, including gland body (1), its characterized in that: screw hole (2) have been seted up in the outside of gland body (1), logical groove (4) have been seted up in the fixedly connected with sand grip (3) of gland body (1) in the outside of gland body (1), the top of sand grip (3) is provided with sealing washer one (5), the inboard laminating of gland body (1) is connected with baffle (6), recess one (7) have been seted up to the inboard of baffle (6), the inside of logical groove (4) is provided with spring one (8), the inside sliding connection of logical groove (4) has movable block (9), through-hole (10) have been seted up on the top of baffle (6), spacing hole (11) have been seted up on the top of baffle (6), the inside fixedly connected with sand grip two (12) of through-hole (10), rotary groove (13) have been seted up to the inside of through-hole (10), slot (14) have been seted up to the inside of baffle two (12), the top of sand grip two (15) have sealing washer two (15), the inside joint of baffle (6) has spring one (16), the inside joint (16) has two (17) have the recess two (17) to be provided with, two fixture blocks (18), the inside of recess two (18) is provided with spacing post (20), the inside threaded connection of spacing hole (11) has adjusting bolt (21).

2. A gland with good tightness according to claim 1, characterized in that: the screw holes (2) are arranged in the same number, and the gland body (1) is in a capsule shape.

3. A gland with good tightness according to claim 1, characterized in that: the novel gland is characterized in that the through groove (4), the first groove (7), the first spring (8) and the movable block (9) are arranged in the same two groups, the through groove (4), the first groove (7), the first spring (8) and the movable block (9) are symmetrically distributed with respect to the gland body (1), the through groove (4) and the first groove (7) are mutually communicated, and the movable block (9) is matched with the through groove (4) and the first groove (7).

4. A gland with good tightness according to claim 1, characterized in that: the two through holes (10) are identical, and the two through holes (10) are symmetrically distributed about the baffle plate (6).

5. A gland with good tightness according to claim 1, characterized in that: the upper surface of the second raised strip (12) is positioned at the center of the baffle (6), the rotary groove (13) and the slot (14) are provided with two identical rotary grooves, the two rotary grooves (13) and the slot (14) are symmetrically distributed about the center of the through hole (10), and the rotary grooves (13) are perpendicular to the slot (14).

6. A gland with good tightness according to claim 1, characterized in that: the stop blocks (16) are provided with two identical stop blocks (17), the number of the stop blocks (17) is twice that of the stop blocks (16), the stop blocks (16) are symmetrically provided with two identical stop blocks (17), and the stop blocks (17) are matched with the rotary groove (13) and the slot (14).

7. A gland with good tightness according to claim 1, characterized in that: one end of the second spring (19) is fixedly connected with the clamping block (17), the other end of the second spring is fixedly connected with the limiting column (20), the top end of the limiting column (20) is in an inclined shape, and the length of the adjusting bolt (21) is the same as that of the limiting hole (11).