CN219119430U

CN219119430U - Self-centering combined sealing box

Info

Publication number: CN219119430U
Application number: CN202223408237.2U
Authority: CN
Inventors: 李�昊; 陈健; 唐飞; 陈依军
Original assignee: Nanjing Yalong Petrochemical Equipment Technology Co ltd
Current assignee: Nanjing Yalong Petrochemical Equipment Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-02
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a self-centering combined type sealing box body, which belongs to the field of sealing boxes and comprises a sealing pressure plate, wherein a sealing box body structure is arranged in the sealing pressure plate, a box body inner core is arranged in the sealing box body structure, a plurality of second mounting clamping blocks are symmetrically arranged on the sealing box body structure, the second mounting clamping blocks are simultaneously positioned in the box body inner core, a first mounting through hole is formed in the sealing pressure plate, the upper end and the lower end of the sealing pressure plate are communicated through the first mounting through hole, four first mounting clamping grooves are symmetrically formed in the lower end of the sealing pressure plate, and are simultaneously formed in the inner wall of the first mounting through hole.

Description

Self-centering combined sealing box

Technical Field

The utility model relates to the field of sealing boxes, in particular to a self-centering combined sealing box.

Background

The sealing box body of the pump is characterized in that a packing sealing component and a leakage flow spacer ring are arranged between a plunger and the radial direction of the box body, and the plunger achieves a sealing effect in the process of reciprocating motion along the axis of the box body.

When the plunger piston reciprocates along the axis of the box body, the inner wall of the box body is easy to be worn by the plunger piston, and when the box body is damaged, the whole box body needs to be replaced, so that certain material waste can be generated, and therefore, the self-centering combined sealing box body capable of reducing the resource waste is needed.

Disclosure of Invention

The utility model mainly aims to provide a self-centering combined sealing box body which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a self-centering combined type sealing letter body, includes sealing pressure disk, install sealing letter body structure in the sealing pressure disk, install letter body inner core in the sealing letter body structure, the structural symmetry of sealing letter body installs a plurality of No. two installation fixture blocks, a plurality of No. two installation fixture blocks are located letter body inner core simultaneously.

Preferably, the sealing pressing plate is provided with a first installation through hole, the first installation through hole penetrates through the upper end and the lower end of the sealing pressing plate, the lower end of the sealing pressing plate is symmetrically provided with four first installation clamping grooves, and the four first installation clamping grooves are simultaneously formed in the inner wall of the first installation through hole.

Preferably, four installation threaded holes are symmetrically formed in the sealing pressure plate, four installation threaded holes are symmetrically formed in the outer side of the first installation through hole, and the four installation threaded holes penetrate through the upper end and the lower end of the sealing pressure plate.

Preferably, the sealing box structure is installed in a first installation through hole formed in the sealing pressing plate, four first installation clamping blocks are symmetrically installed on the outer wall of the sealing box structure, the four first installation clamping blocks are respectively embedded in four first installation clamping grooves symmetrically formed in the sealing pressing plate, the four first installation clamping blocks and the sealing box structure are of an integrated structure, a second installation through hole is formed in the sealing box structure, and the upper end and the lower end of the sealing box structure are communicated through the second installation through hole.

Preferably, the inner core of the box body is arranged in a second installation through hole formed in the structure of the sealed box body, a plurality of second installation clamping grooves are symmetrically formed in the outer wall of the inner core of the box body, and the second installation clamping grooves are formed in the upper end of the inner core of the box body at the same time.

Preferably, the second installation fixture blocks are symmetrically arranged on the inner wall of the second installation through hole, the second installation fixture blocks and the sealing box body are integrally formed, and the second installation fixture blocks are respectively embedded in the second installation fixture grooves symmetrically formed in the outer wall of the inner core of the box body.

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

through setting up detachable letter inner core in sealed letter body structure, at the plunger along the in-process that sealed letter body structure axis was reciprocating motion, sealed letter body structure can not produce wearing and tearing, only can make letter inner core produce wearing and tearing to after letter inner core produces wearing and tearing, only need with it change alone can, and then can reduce the waste of material finally.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the seal platen of the present utility model;

FIG. 3 is a schematic structural view of a sealing box structure of the present utility model;

fig. 4 is a schematic structural diagram of the inner core of the letter body according to the present utility model.

In the figure: 1. sealing the pressure plate; 2. sealing the box structure; 3. an inner core of the letter body; 4. installing a threaded hole; 5. a first installation clamping groove; 6. a first mounting fixture block; 7. a second mounting through hole; 8. a second mounting fixture block; 9. a first mounting through hole; 10. and a second installation clamping groove.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, a self-centering combined sealing box body comprises a sealing press plate 1, wherein a first mounting through hole 9 is formed in the sealing press plate 1, the first mounting through hole 9 penetrates through the upper end and the lower end of the sealing press plate 1, four first mounting clamping grooves 5 are symmetrically formed in the lower end of the sealing press plate 1, the four first mounting clamping grooves 5 are simultaneously formed in the inner wall of the first mounting through hole 9, four mounting threaded holes 4 are symmetrically formed in the sealing press plate 1, the four mounting threaded holes 4 are symmetrically formed in the outer side of the first mounting through hole 9, the four mounting threaded holes 4 penetrate through the upper end and the lower end of the sealing press plate 1, a sealing box body structure 2 is mounted in the sealing press plate 1, the sealing box body structure 2 is mounted in the first mounting through hole 9 formed in the sealing press plate 1, four first mounting clamping blocks 6 are symmetrically mounted on the outer wall of the sealing box body structure 2, the four first mounting clamping blocks 6 are symmetrically formed in the sealing press plate 1 respectively, the four first mounting clamping grooves 5 are symmetrically formed in the sealing press plate 1, the four first mounting clamping blocks 6 and the sealing press plate structure 2 and the sealing press core structure 2 are fixedly arranged at the two ends of the sealing press core 2 through holes 7, and the sealing press core structure 2 can be fixedly arranged at the two ends of the sealing press core 2 through the sealing press core structure 2.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, the inner core 3 of the box body is installed in the sealing box body structure 2, the inner core 3 of the box body is installed in the second installation through hole 7 formed in the sealing box body structure 2, a plurality of second installation clamping grooves 10 are symmetrically formed in the outer wall of the inner core 3 of the box body, the second installation clamping grooves 10 are simultaneously formed in the upper end of the inner core 3 of the box body, a plurality of second installation clamping blocks 8 are symmetrically installed in the sealing box body structure 2, the plurality of second installation clamping blocks 8 are symmetrically installed in the inner wall of the second installation through hole 7, the plurality of second installation clamping blocks 8 and the sealing box body structure 2 are integrally formed, the plurality of second installation clamping blocks 8 are respectively embedded in the plurality of second clamping grooves 10 symmetrically formed in the outer wall of the inner core 3 of the box body, and the inner core 3 of the box body is detachably arranged in the sealing box body structure 2, in the reciprocating motion process of the plunger along the axis of the sealing box body structure 2, the sealing box body structure 2 does not generate abrasion, the inner core 3 can only generate abrasion, and the abrasion can be reduced only after the inner body 3 is independently worn, and the abrasion can be finally reduced.

It should be noted that, the present utility model is a self-centering combined sealing box, when in use, the plunger will reciprocate along the axis of the sealing box structure 2, in this process, due to the existence of the box inner core 3, the plunger can be prevented from contacting the sealing box structure 2, so as to avoid abrasion of the sealing box structure 2, further, in this process, the plunger only contacts the box inner core 3, so that only the box inner core 3 will be abraded, when the box inner core 3 is abraded and needs to be replaced, only the bolts for installing the sealing platen 1, the sealing box structure 2 and the box inner core 3 are loosened, then the sealing platen 1, the sealing box structure 2 and the box inner core 3 are detached from the pump, and then the box inner core 3 is pushed downwards, so that the box inner core 3 is separated from the second installation through hole 7 formed in the sealing box structure 2, and the second installation fixture block 8 is passively separated from the second installation fixture block 10, so that the disassembly of the box inner core 3 is completed, and then the new installation of the box inner core 3 into the sealing box structure 2 is completed.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a self-centering combined type sealing letter body, includes sealing pressure disk (1), install sealing letter body structure (2), its characterized in that in sealing pressure disk (1): the inner core (3) of the box body is arranged in the sealing box body structure (2), a plurality of second installation clamping blocks (8) are symmetrically arranged on the sealing box body structure (2), and the second installation clamping blocks (8) are simultaneously positioned in the inner core (3) of the box body.

2. A self-centering combined seal cartridge as claimed in claim 1, wherein: the sealing platen (1) is provided with a first mounting through hole (9), the first mounting through hole (9) is communicated with the upper end and the lower end of the sealing platen (1), the lower end of the sealing platen (1) is symmetrically provided with four first mounting clamping grooves (5), and the four first mounting clamping grooves (5) are simultaneously formed in the inner wall of the first mounting through hole (9).

3. A self-centering combined seal cartridge as claimed in claim 2, wherein: four installation screw holes (4) are symmetrically formed in the sealing pressing plate (1), the four installation screw holes (4) are symmetrically formed in the outer side of the first installation through hole (9), and the four installation screw holes (4) are communicated with the upper end and the lower end of the sealing pressing plate (1).

4. A self-centering combined seal cartridge as claimed in claim 3, wherein: the sealing box structure (2) is installed in a first installation through hole (9) formed in the sealing pressing disc (1), four first installation clamping blocks (6) are symmetrically installed on the outer wall of the sealing box structure (2), the four first installation clamping blocks (6) are respectively embedded in four first installation clamping grooves (5) symmetrically formed in the sealing pressing disc (1), the four first installation clamping blocks (6) and the sealing box structure (2) are of an integrated structure, a second installation through hole (7) is formed in the sealing box structure (2), and the upper end and the lower end of the sealing box structure (2) are communicated through the second installation through hole (7).

5. The self-centering combined seal box of claim 4, wherein: the inner core (3) of the letter body is arranged in a second mounting through hole (7) formed in the sealing letter body structure (2), a plurality of second mounting clamping grooves (10) are symmetrically formed in the outer wall of the inner core (3) of the letter body, and the second mounting clamping grooves (10) are formed in the upper end of the inner core (3) of the letter body at the same time.

6. The self-centering combined seal cartridge of claim 5, wherein: the installation fixture blocks (8) are symmetrically arranged on the inner wall of the installation through hole (7), the installation fixture blocks (8) and the sealing box body structure (2) are integrally formed, and the installation fixture blocks (8) are respectively embedded into the installation fixture grooves (10) symmetrically arranged on the outer wall of the inner core (3).