CN218408284U

CN218408284U - High temperature resistant water-cooling nitrogen spring structure

Info

Publication number: CN218408284U
Application number: CN202222254494.9U
Authority: CN
Inventors: 夏超
Original assignee: Dongguan Gangrui Precision Hardware Co ltd
Current assignee: Dongguan Gangrui Precision Hardware Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-01-31
Anticipated expiration: 2032-08-25

Abstract

The utility model relates to a nitrogen spring technical field just discloses a high temperature resistant water-cooling nitrogen spring structure, including the cylinder, cylinder inner wall fixed mounting has the snap ring, snap ring surface joint has the uide bushing, uide bushing fixed surface installs outer dust ring. According to the high-temperature-resistant water-cooling nitrogen spring structure, water flow is introduced into the water inlet through the external water pipe and flows into the cylinder barrel manufactured by printing the D metal, so that a circulating water path is formed inside the cylinder barrel and then flows out of the water outlet, and when the high-temperature-resistant water-cooling nitrogen spring structure is used at high temperature, the flowing water path has a cooling effect on the cylinder barrel, so that the device is more resistant to high temperature, and the retainer ring and the O-shaped ring are prevented from being damaged by high temperature, and the sealing performance of the device is damaged; the full pad and the rod seal are matched with the plunger rod to seal gas, so that gas leakage is prevented when the plunger rod moves up and down; the outer dust ring and the inner dust ring isolate external impurities and dust; the guide ring A and the guide ring B are matched with each other to guide the moving track of the plunger rod.

Description

High temperature resistant water-cooling nitrogen spring structure

Technical Field

The utility model relates to a nitrogen spring technical field specifically is a high temperature resistant water-cooling nitrogen spring structure.

Background

The nitrogen spring is a novel elastic component taking high-pressure nitrogen as a working medium, has small volume, large elasticity, long stroke, stable work, precise manufacture, long service life, gentle elasticity curve, no need of pre-tightening and the like, has the work which is difficult to finish by conventional elastic components such as metal springs, rubber, air cushions and the like, simplifies the design and manufacture of the die, is convenient for the installation and adjustment of the die, prolongs the service life of the die, ensures the stability of the product quality, can also be designed into a nitrogen spring system which is used as a part of the die to participate in the work, can conveniently realize the constant pressure and the delayed action in the system, and is a new generation of optimal elastic component with flexible performance; the nitrogen spring can be widely applied to the mold industry and other industrial fields, such as the industries of automobiles, electronics, instruments and the like, so that the nitrogen spring has quite wide application and meets the requirements of the times;

however, the existing nitrogen spring is lack of high temperature resistant effect, the nitrogen spring can generate gradually large temperature after the internal gas is repeatedly extruded in the using process, and the sealing part of the nitrogen spring is easily damaged under the high-temperature environment, so that the problem of gas leakage is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant water-cooling nitrogen gas spring structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant water-cooling nitrogen spring structure, includes the cylinder, cylinder inner wall fixed mounting has the snap ring, snap ring surface joint has the uide bushing, uide bushing fixed surface installs outer dust ring, outer dust ring surface and cylinder inner wall fixed connection, uide bushing fixed surface installs the retaining ring, retaining ring surface and cylinder inner wall fixed connection, cylinder inner wall fixed mounting has O type circle, O type circle inner wall and uide bushing surface fixed connection, uide bushing inner wall sliding connection has the plunger rod, uide bushing inner wall fixed mounting has interior dust ring, interior dust ring inner wall and plunger rod surface sliding connection, uide bushing inner wall fixed mounting has uide ring A, uide ring A inner wall and plunger rod surface sliding connection, uide bushing inner wall fixed mounting has uide ring B, uide ring B inner wall and plunger rod surface sliding connection, uide bushing inner wall fixed mounting has full pad, full pad inner wall and plunger rod surface sliding connection, uide bushing inner wall fixed mounting has the pole to seal, the pole inner wall and plunger rod surface sliding connection, the inside valve inside is equipped with the valve inside, valve core surface fixed mounting has seted up the water inlet bottom the cylinder, the cylinder openly has seted up the water inlet.

Preferably, the cylinder adopts the manufacturing approach that the D metal printed, makes the inside water route that forms the circulation of cylinder, and outside water pipe is connected from water inlet and delivery port to the cylinder, and when using high temperature, the water route that flows will obtain effectual cooling effect for the product.

Preferably, the shape of the inner wall of the guide sleeve is matched with the shape of the surface of the plunger rod, so that the plunger rod slides on the inner wall of the guide sleeve more stably without shaking.

Preferably, the shape of the inner wall of the inner dust ring is matched with the shape of the surface of the plunger rod, so that the plunger rod slides on the inner wall of the inner dust ring more stably without shaking.

Preferably, the shape of the inner wall of the guide ring A is matched with the shape of the surface of the plunger rod, so that the plunger rod slides on the inner wall of the guide ring A more stably without shaking, and the guide ring plays a role in guiding the plunger rod.

Preferably, the shape of the inner wall of the guide ring B is matched with the shape of the surface of the plunger rod, the guide ring B is equal to the guide ring A in size and same in shape, the plunger rod slides on the inner wall of the guide ring B more stably without shaking, the guide ring B plays a role in guiding the plunger rod, and the guide ring A is matched with the guide ring B to guide the moving track of the plunger rod.

Preferably, the water inlet is connected outside water pipe with the delivery port, when using high temperature, lets in the water inlet with rivers through outside water pipe, at the inside water route that forms the circulation of cylinder, flows from the delivery port again, and the water route that flows plays the cooling effect to the cylinder, avoids the device to damage retaining ring and O type circle at the inside gaseous high temperature that produces after extrudeing repeatedly of cylinder in the use to the phenomenon of gas leakage appears.

The utility model provides a high temperature resistant water-cooling nitrogen spring structure. This high temperature resistant water-cooling nitrogen spring structure possesses following beneficial effect:

(1) This high temperature resistant water-cooling nitrogen gas spring structure lets in the water inlet with rivers through outside water pipe, flows to in the cylinder that the D metal printing was made for the inside water route that forms the circulation of cylinder flows from the delivery port again, and when using high temperature, the water route that flows plays the cooling effect to the cylinder, makes the device high temperature resistant more, and avoids high temperature damage retaining ring and O type circle, thereby destroys the leakproofness of device.

(2) The high-temperature-resistant water-cooling nitrogen spring structure is characterized in that the whole pad and the rod seal are matched with the plunger rod to seal gas, so that gas leakage is prevented when the plunger rod moves up and down.

(3) The outer dust ring and the inner dust ring isolate external impurities and dust.

(4) According to the high-temperature-resistant water-cooling nitrogen spring structure, the guide ring A is matched with the guide ring B, and the moving track of the plunger rod is guided.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic left side sectional view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the present invention at the position A;

fig. 4 is the schematic view of the cylinder water path of the structure of the present invention.

In the figure: the device comprises a plunger rod 1, a guide sleeve 2, an outer dust ring 3, a clamping ring 4, a retaining ring 5, an O-shaped ring 6, a cylinder barrel 7, an inner dust ring 8, a guide ring A9, a full gasket 10, a rod seal 11, a guide ring B12, a valve inside 13, a plug 14, a water inlet 15 and a water outlet 16.

Detailed Description

As shown in fig. 1-4, the utility model provides a technical solution: a high-temperature-resistant water-cooling nitrogen spring structure comprises a cylinder barrel 7, the cylinder barrel 7 adopts a 3D metal printing manufacturing method, a snap ring 4 is fixedly installed on the inner wall of the cylinder barrel 7, a guide sleeve 2 is clamped on the surface of the snap ring 4, the shape of the inner wall of the guide sleeve 2 is matched with the shape of the surface of a plunger rod 1, an outer dust ring 3 is fixedly installed on the surface of the guide sleeve 2, the surface of the outer dust ring 3 is fixedly connected with the inner wall of the cylinder barrel 7, a check ring 5 is fixedly installed on the surface of the guide sleeve 2, the surface of the check ring 5 is fixedly connected with the inner wall of the cylinder barrel 7, the inner wall of an O-shaped ring 6,O-shaped ring 6 is fixedly connected with the surface of the guide sleeve 2, the plunger rod 1 is slidably connected with the inner wall of the guide sleeve 2, an inner dust ring 8 is fixedly installed on the inner wall of the guide sleeve 2, the outer dust ring 3 is isolated from external impurities and dust by the inner dust ring 8, the shape of the inner wall of the inner dust ring 8 is matched with the shape of the surface of the plunger rod 1, the inner wall of the inner dust ring 8 is connected with the surface of the plunger rod 1 in a sliding manner, the inner wall of the guide sleeve 2 is fixedly provided with a guide ring A9, the shape of the inner wall of the guide ring A9 is matched with the shape of the surface of the plunger rod 1, the inner wall of the guide ring A9 is connected with the surface of the plunger rod 1 in a sliding manner, the inner wall of the guide sleeve 2 is fixedly provided with a guide ring B12, the shape of the inner wall of the guide ring B12 is matched with the shape of the surface of the plunger rod 1, the guide ring B12 and the guide ring A9 have the same size and the same shape, the guide ring A9 and the guide ring B12 are matched with each other to guide the moving track of the plunger rod 1, the inner wall of the guide ring B12 is connected with the surface of the plunger rod 1 in a sliding manner, the inner wall of the whole cushion 10 is fixedly arranged on the inner wall of the guide sleeve 2 and is connected with the surface of the plunger rod 1 in a sliding manner, the inner wall of the guide sleeve 11 is connected with the surface of the plunger rod 1 in a sliding manner, the whole cushion 10 and the rod 11 are matched with the plunger rod 1, seal gas, produce gas leakage when preventing plunger rod 1 from moving about from top to bottom, the inside valve inside 13 that is equipped with of cylinder 7, valve inside 13 fixed surface installs end cap 14, water inlet 15 has been seted up to the positive bottom of cylinder 7, delivery port 16 has been seted up to the positive bottom of cylinder 7, water inlet 15 is connected outside water pipe with delivery port 16, let in water inlet 15 through outside water pipe with rivers, flow direction 3D metal prints in the cylinder 7 of making, make the inside circulating water route that forms of cylinder 7, flow out from delivery port 16 again, when using high temperature, the water route that flows plays the cooling effect to cylinder 7, make the device be high temperature resistant more, and avoid high temperature damage retaining ring 5 and O type circle 6, thereby destroy the leakproofness of device.

This high temperature resistant water-cooling nitrogen gas spring structure is when using, valve inside 13 and end cap 14 are used for aerifing and seal gas, retaining ring 5 and O type circle 6 seal gas, outer dust ring 3 and the isolated external impurity of interior dust ring 8 and dust, guide ring A9 and the cooperation of guide ring B12, lead positive plunger rod 1's activity orbit, full pad 10 and pole seal 11 seal gas, gas leakage when avoiding plunger rod 1 to move about from top to bottom, when using high temperature, let in rivers through outside water pipe water inlet 15, flow to in 3D metal printing makes the cylinder 7, make the inside water route that forms the circulation of cylinder 7, flow out from delivery port 16 again.

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

Claims

1. The utility model provides a high temperature resistant water-cooling nitrogen gas spring structure, includes cylinder (7), its characterized in that: the utility model discloses a plunger rod of a plunger pump, including cylinder (7) inner wall fixed mounting has snap ring (4), snap ring (4) surface joint has uide bushing (2), uide bushing (2) fixed surface installs outer dust ring (3), outer dust ring (3) surface and cylinder (7) inner wall fixed connection, uide bushing (2) fixed surface installs retaining ring (5), retaining ring (5) surface and cylinder (7) inner wall fixed connection, cylinder (7) inner wall fixed mounting has O type circle (6), O type circle (6) inner wall and uide bushing (2) fixed surface are connected, uide bushing (2) inner wall sliding connection has plunger rod (1), uide bushing (2) inner wall fixed mounting has interior dust ring (8), interior dust ring (8) inner wall and plunger rod (1) surface sliding connection, uide bushing (2) inner wall fixed mounting has uide ring A (9), uide ring A (9) inner wall and plunger rod (1) surface sliding connection, uide bushing (2) inner wall fixed mounting has uide ring B (12), uide ring B (12) inner wall and plunger rod (1) surface sliding connection has full inner wall sliding pad (10), uide bushing (10) inner wall sliding connection, the inner wall of the guide sleeve (2) is fixedly provided with a rod seal (11), the inner wall of the rod seal (11) is connected with the surface of the plunger rod (1) in a sliding mode, a valve core (13) is arranged inside the cylinder barrel (7), the surface of the valve core (13) is fixedly provided with a plug (14), the front bottom of the cylinder barrel (7) is provided with a water inlet (15), and the front bottom of the cylinder barrel (7) is provided with a water outlet (16).

2. The high temperature resistant water-cooled nitrogen spring structure of claim 1, wherein: the cylinder barrel (7) adopts a 3D metal printing manufacturing mode.

3. The high temperature resistant water-cooled nitrogen spring structure of claim 1, wherein: the shape of the inner wall of the guide sleeve (2) is matched with the shape of the surface of the plunger rod (1).

4. The high temperature resistant water-cooled nitrogen spring structure of claim 1, wherein: the shape of the inner wall of the inner dust ring (8) is matched with the surface shape of the plunger rod (1).

5. The high temperature resistant water-cooled nitrogen spring structure of claim 1, wherein: the shape of the inner wall of the guide ring A (9) is matched with the shape of the surface of the plunger rod (1).

6. The high temperature resistant water-cooled nitrogen spring structure of claim 1, wherein: the shape of the inner wall of the guide ring B (12) is matched with the shape of the surface of the plunger rod (1), and the guide ring B (12) and the guide ring A (9) are equal in size and shape.

7. The high-temperature-resistant water-cooled nitrogen spring structure according to claim 1, characterized in that: the water inlet (15) and the water outlet (16) are connected with an external water pipe.