CN216477811U

CN216477811U - Take wearing layer's plunger rod

Info

Publication number: CN216477811U
Application number: CN202123123344.6U
Authority: CN
Inventors: 鲍贤明
Original assignee: Ningbo Hegodeno Machinery Co ltd
Current assignee: Ningbo Hegodeno Machinery Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-10
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a take plunger rod of wearing layer, the electric iron comprises an iron body, the mounting hole has been seted up in the body of rod, install the plunger connecting rod in the mounting hole, body of rod one end fixed mounting has gland nut and counter-lock nut, the top cap is installed to the other end of the body of rod, the seal groove has been seted up in the top cap, install the sealing washer of contradicting with body of rod exterior wall in the seal groove. The utility model discloses in, unscrew the top cap, the elasticity fixture block leaves the draw-in groove, and then pull down the top cap from the body of rod, rotates the locknut and pulls down it, rotates gland nut and pulls down it, and then can pull down the plunger connecting rod from the body of rod, when a certain department of plunger rod appears wearing and tearing and receive the damage, will receive the part of damage pull down change can, all the other parts can continue to use, and then reduced the use cost of plunger rod.

Description

Take wearing layer's plunger rod

Technical Field

The utility model relates to a plunger rod technical field especially relates to a take plunger rod of wearing layer.

Background

At present, the simple airless sprayer is gradually popularized and used in the field of indoor decoration, a high-pressure plunger pump is arranged in the simple airless sprayer, and the high-pressure plunger pump extracts fluid through reciprocating motion of a plunger rod in a pump body, pressurizes and extrudes the fluid, and then carries out spraying and other constructions.

Fig. 7 shows a plunger rod used in a high pressure plunger pump in the prior art, which is an integrated structure made of carbon steel material, however, because the integrated structure is not detachable, if a certain part of the plunger rod is worn and damaged, the whole plunger rod cannot be used, and only can be discarded, thereby increasing the use cost of the plunger rod.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the plunger rod is of an integrated structure and cannot be disassembled, if a certain part of the plunger rod is worn and damaged, the whole plunger rod cannot be used and can only be scrapped, and the use cost of the plunger rod is further improved, the plunger rod with the wear-resistant layer is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a take plunger rod of wearing layer, includes the body of rod, set up the mounting hole in the body of rod, install the plunger connecting rod in the mounting hole, body of rod one end fixed mounting has gland nut and counter-lock nut, the top cap is installed to the other end of the body of rod, it has the seal groove to open in the top cap, install the sealing washer of contradicting with body of rod outward appearance wall in the seal groove, it is fixed through locking mechanism between top cap and the body of rod.

As a further description of the above technical solution:

the locking mechanism comprises elastic clamping blocks and clamping grooves, a plurality of clamping grooves are formed in the rod body, and a plurality of elastic clamping blocks inserted into the clamping grooves are fixedly connected to the top cover.

As a further description of the above technical solution:

the elastic fixture blocks are arranged on the top cover at equal angles around the axis of the top cover.

As a further description of the above technical solution:

a guide groove is formed in the top cover, and guide blocks matched with the guide groove are fixedly connected to the two ends of the rod body.

As a further description of the above technical solution:

the sealing ring is made of silicon rubber, the outer surface wall of the rod body is provided with a wear-resistant layer, and the elastic clamping block is made of plastic.

As a further description of the above technical solution:

the plunger connecting rod comprises a first section, the first section is installed in the installation hole, a second section is fixedly connected onto the first section, a third section is fixedly connected onto the second section, a fourth section is fixedly connected onto the third section, and a fifth section is fixedly connected onto the fourth section.

As a further description of the above technical solution:

the size of the first section is larger than that of the second section, the size of the second section is larger than that of the third section, the size of the third section is larger than that of the fourth section, and the size of the fifth section is larger than that of the fourth section.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, unscrew the top cap, the elasticity fixture block leaves the draw-in groove, and then pull down the top cap from the body of rod, rotates the locknut and pulls down it, rotates gland nut and pulls down it, and then can pull down the plunger connecting rod from the body of rod, when a certain department of plunger rod appears wearing and tearing and receive the damage, will receive the part of damage pull down change can, all the other parts can continue to use, and then reduced the use cost of plunger rod.

2. The utility model discloses in, the outward appearance wall of the body of rod is equipped with the wearing layer, and the outward appearance wall of plunger connecting rod is equipped with the wearing layer, and the wearing layer reinforcing rod is the wear resistance of the outer outward appearance wall of body and plunger connecting rod, improves the life of plunger rod.

Drawings

Fig. 1 shows an exploded view of a plunger rod with a wear layer according to an embodiment of the present invention;

fig. 2 shows an axial view of a plunger rod with a wear layer according to an embodiment of the present invention;

fig. 3 is a front cross-sectional view of a plunger rod with a wear layer according to an embodiment of the present invention;

fig. 4 is a schematic view illustrating a top cap structure of a plunger rod with a wear-resistant layer according to an embodiment of the present invention;

fig. 5 is a schematic view illustrating a rod body structure of a plunger rod with a wear-resistant layer according to an embodiment of the present invention;

fig. 6 shows a schematic diagram of a plunger connecting rod structure provided according to an embodiment of the present invention;

fig. 7 shows a schematic view of a prior art plunger rod.

Illustration of the drawings:

1. a rod body; 101. mounting holes; 102. a card slot; 2. a plunger connecting rod; 3. a top cover; 301. a sealing groove; 302. a guide groove; 4. a compression nut; 5. reversely locking the nut; 6. an elastic clamping block; 7. a seal ring; 8. a guide block; 9. a wear layer; 10. a first stage; 11. a second section; 12. a third stage; 13. a fourth stage; 14. and a fifth stage.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a take plunger rod of wearing layer, includes the body of rod 1, has seted up mounting hole 101 in the body of rod 1, installs plunger connecting rod 2 in the mounting hole 101, and 1 one end fixed mounting of the body of rod has gland nut 4 and locknut 5, and top cap 3 is installed to the other end of the body of rod 1, has seted up seal groove 301 in the top cap 3, installs the sealing washer 7 of contradicting with 1 exterior wall of the body of rod in the seal groove 301, and is fixed through locking mechanism between top cap 3 and the body of rod 1.

The locking mechanism comprises an elastic clamping block 6 and a clamping groove 102, a plurality of clamping grooves 102 are formed in the rod body 1, and a plurality of elastic clamping blocks 6 inserted into the clamping grooves 102 are fixedly connected to the top cover 3.

A plurality of elasticity fixture blocks 6 wind top cap 3 axis on top cap 3 equidistance setting, seted up guide way 302 in the top cap 3, the guide block 8 of body of rod 1 both ends fixedly connected with and guide way 302 looks adaptation, sealing washer 7 is made by the silicon rubber material, elasticity fixture block 6 is made by the plastics material.

The plunger connecting rod 2 comprises a first section 10, the first section 10 is installed in the installation hole 101, a second section 11 is fixedly connected to the first section 10, a third section 12 is fixedly connected to the second section 11, a fourth section 13 is fixedly connected to the third section 12, a fifth section 14 is fixedly connected to the fourth section 13, the size of the first section 10 is larger than that of the second section 11, the size of the second section 11 is larger than that of the third section 12, the size of the third section 12 is larger than that of the fourth section 13, the size of the fifth section 14 is larger than that of the fourth section 13, a wear-resistant layer 9 is arranged on the outer wall of the rod body 1, a wear-resistant layer 9 is arranged on the outer wall of the plunger connecting rod 2, the wear-resistant layer 9 enhances the wear resistance of the outer wall of the rod body 1 and the outer wall of the plunger connecting rod 2, the service life of the plunger rod is prolonged, and the elastic clamping block 6 is made of plastic materials.

The working principle is as follows: when the plunger rod is used, the top cover 3 is unscrewed, the elastic clamping block 6 leaves the clamping groove 102, the top cover 3 is further detached from the rod body 1, the locking nut 5 is rotated to detach the locking nut, the compression nut 4 is rotated to detach the compression nut, the plunger connecting rod 2 can be detached from the rod body 1, when one part of the plunger rod is worn and damaged, the damaged part is detached and replaced, other parts can be continuously used, and the use cost of the plunger rod is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a take plunger rod of wearing layer, includes the body of rod (1), its characterized in that, mounting hole (101) have been seted up in the body of rod (1), install plunger connecting rod (2) in mounting hole (101), body of rod (1) one end fixed mounting has gland nut (4) and counter lock nut (5), top cap (3) are installed to the other end of the body of rod (1), seal groove (301) have been seted up in top cap (3), install in seal groove (301) and with the body of rod (1) exterior wall conflict sealing washer (7), it is fixed through locking mechanism between top cap (3) and the body of rod (1).

2. The plunger rod with the wear-resistant layer as claimed in claim 1, wherein the locking mechanism comprises a plurality of elastic clamping blocks (6) and clamping grooves (102), a plurality of clamping grooves (102) are formed in the rod body (1), and a plurality of elastic clamping blocks (6) inserted into the clamping grooves (102) are fixedly connected to the top cover (3).

3. A stopper rod with a wear layer according to claim 2, characterised in that the plurality of resilient fingers (6) are arranged equiangularly around the axis of the cap (3) on the cap (3).

4. The plunger rod with the wear-resistant layer as claimed in claim 3, wherein a guide groove (302) is formed in the top cover (3), and guide blocks (8) matched with the guide groove (302) are fixedly connected to two ends of the rod body (1).

5. A stopper rod with a wear layer according to claim 4, characterised in that the sealing ring (7) is made of silicone rubber, the outer surface wall of the rod body (1) is provided with a wear layer (9), and the resilient detent (6) is made of plastic.

6. The plunger rod with the wear-resistant layer as claimed in claim 5, wherein the plunger connecting rod (2) comprises a first section (10), the first section (10) is installed in the installation hole (101), a second section (11) is fixedly connected to the first section (10), a third section (12) is fixedly connected to the second section (11), a fourth section (13) is fixedly connected to the third section (12), and a fifth section (14) is fixedly connected to the fourth section (13).

7. A stopper rod with a wear resistant layer according to claim 6, characterised in that the size of the first section (10) is larger than the size of the second section (11), that the size of the second section (11) is larger than the size of the third section (12), that the size of the third section (12) is larger than the size of the fourth section (13), and that the size of the fifth section (14) is larger than the size of the fourth section (13).