CN219102151U

CN219102151U - Electrohydraulic hammer safety valve

Info

Publication number: CN219102151U
Application number: CN202320046200.5U
Authority: CN
Inventors: 鲁柄杰; 鲁向旗
Original assignee: Luoyang Xuanfei Machinery Equipment Co ltd
Current assignee: Luoyang Xuanfei Machinery Equipment Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-30
Anticipated expiration: 2033-01-09

Abstract

The utility model provides an electrohydraulic hammer relief valve, relates to the machining technology field, including first fixed pipe, second fixed pipe, third fixed pipe, first connecting pipe, second connecting pipe and third connecting pipe, first fixed pipe one end is equipped with the second fixed pipe, and the other end of first fixed pipe is equipped with the third fixed pipe, and first fixed pipe is connected through first connecting pipe with the second fixed pipe, is connected through second connecting pipe with the third connecting pipe between first fixed pipe and the third fixed pipe; the utility model has strong practicability and very convenient use, not only can reduce the failure rate of the use of the electric liquid hammer, but also is easy to install and maintain and reduces the labor intensity of staff.

Description

Electrohydraulic hammer safety valve

Technical Field

The utility model relates to the technical field of machining, in particular to an electrohydraulic hammer safety valve.

Background

The principle is that the hammer head of the electric hydraulic hammer is utilized to impact a metal workpiece to deform, the beneficial characteristics of self energy conservation and pollution reduction are raised, high-pressure oil released by a safety valve in the impact process directly returns to a hydraulic station to cause pressure loss, so that the failure rate of the electric hydraulic hammer in the use process is very high, the production efficiency is reduced, the labor intensity of workers is increased, and the normal production is influenced.

Disclosure of Invention

In order to overcome the defects in the background art, the utility model discloses an electrohydraulic hammer safety valve, which aims to avoid pressure loss caused by high-pressure oil released by the safety valve by arranging a second fixed pipe and a third fixed pipe on a first fixed pipe.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:

the utility model provides an electrohydraulic hammer relief valve, includes first fixed pipe, second fixed pipe, third fixed pipe, first connecting pipe, second connecting pipe and third connecting pipe, and first fixed pipe one end is equipped with the fixed pipe of second, and the other end of first fixed pipe is equipped with the fixed pipe of third, and first fixed pipe is connected through first connecting pipe with the fixed pipe of second, is connected through second connecting pipe and third connecting pipe between first fixed pipe and the fixed pipe of third.

The first fixed pipe is hollow cylinder type structure, and it is the same that the last first draw-in groove that distributes of first fixed pipe, and first draw-in groove ring type sets up the side at first fixed pipe, and each first draw-in groove equidistance array setting is on first fixed pipe, and the below recess of first draw-in groove is equipped with the perforation in the recess.

The groove is arranged in parallel with the first clamping groove, the groove is annularly arranged on the side face of the first fixed pipe, perforations are uniformly distributed in the groove, the perforation structures are identical, and the perforations penetrate through the inner wall face of the first fixed pipe and the bottom face of the groove.

The first connecting pipe is of an inverted funnel structure, the lower face of the first connecting pipe is connected with the upper face of the first fixed pipe, and the upper face of the first connecting pipe is provided with a second fixed pipe.

The second fixed pipe is of a hollow cylindrical structure, the lower face of the second fixed pipe is connected with the upper face of the first connecting pipe, second clamping grooves are distributed on the second fixed pipe, the structures of the second clamping grooves are the same, and the second clamping grooves are annularly arranged on the side face of the second fixed pipe.

The third connecting pipe is of a hollow cylindrical structure, the upper face of the third connecting pipe is connected with the lower face of the first fixed pipe, the side face of the third connecting pipe is provided with external threads, and the third connecting pipe is provided with a second connecting pipe.

The second connecting pipe is hollow cylinder type structure, and the second connecting pipe cover is equipped with the internal thread on the inner wall of second connecting pipe on the third connecting pipe, the internal thread of second connecting pipe and the mutual threaded connection of external screw thread of third connecting pipe are equipped with first snap ring on the inner wall of second connecting pipe, are equipped with the fixed pipe of third on the first snap ring.

The third fixed pipe is hollow cylinder type structure, and the upper end of third fixed pipe passes first snap ring, and the upper end of third fixed pipe is equipped with the second snap ring, and the inner wall of second snap ring is connected with the side of third fixed pipe, and the second snap ring mutually supports with first snap ring, and the lower extreme setting of third fixed pipe is outside the second connecting pipe, and it has the third draw-in groove to distribute on the third fixed pipe, and each third draw-in groove structure is the same, and the setting of third draw-in groove ring is in the side of third fixed pipe.

The first fixed pipe, the second fixed pipe, the third fixed pipe, the first connecting pipe, the second connecting pipe and the third connecting pipe are the same central axis.

According to the electrohydraulic hammer safety valve, the purpose of avoiding pressure loss caused by high-pressure oil released by the safety valve is achieved through the second fixed pipe and the third fixed pipe on the first fixed pipe; the utility model has strong practicability and very convenient use, not only can reduce the failure rate of the use of the electric liquid hammer, but also is easy to install and maintain and reduces the labor intensity of staff.

Drawings

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

FIG. 2 is a schematic diagram showing the connection of the first fixing tube and the third connecting tube according to the present utility model;

FIG. 3 is a cross-sectional view of a second connecting tube of the present utility model;

FIG. 4 is a cross-sectional view of a third stationary tube according to the present utility model;

in the figure: 1. a first fixed tube; 2. a second fixed tube; 3. a first connection pipe; 4. a second connection pipe; 5. a third fixed tube; 6. a first clamping groove; 7. a second clamping groove; 8. a groove; 9. perforating; 10. a third clamping groove; 11. a third connection pipe; 12. a first snap ring; 13. and a second snap ring.

Detailed Description

The utility model will be explained in more detail by the following examples, the purpose of which is to protect all technical improvements within the scope of the utility model.

The electro-hydraulic hammer safety valve comprises a first fixed pipe 1, a second fixed pipe 2, a third fixed pipe 5, a first connecting pipe 3, a second connecting pipe 4 and a third connecting pipe 11, wherein one end of the first fixed pipe 1 is provided with the second fixed pipe 2, the other end of the first fixed pipe 1 is provided with the third fixed pipe 5, the first fixed pipe 1 is connected with the second fixed pipe 2 through the first connecting pipe 3, and the first fixed pipe 1 is connected with the third connecting pipe 11 through the second connecting pipe 4 between the first fixed pipe 1 and the third fixed pipe 5.

The first fixed pipe 1 is of a hollow cylindrical structure, first clamping grooves 6 are distributed on the first fixed pipe 1, the structures of the first clamping grooves 6 are identical, the first clamping grooves 6 are annularly arranged on the side face of the first fixed pipe 1, the first clamping grooves 6 are equidistantly arranged on the first fixed pipe 1 in an array mode, grooves 8 are arranged below the first clamping grooves 6, and through holes 9 are formed in the grooves 8.

The groove 8 is arranged in parallel with the first clamping groove 6, the groove 8 is annularly arranged on the side face of the first fixed pipe 1, perforations 9 are uniformly distributed in the groove 8, the structures of the perforations 9 are identical, and the perforations 9 penetrate through the inner wall face of the first fixed pipe 1 and the bottom face of the groove 8.

The first connecting pipe 3 is of an inverted funnel structure, the lower face of the first connecting pipe 3 is connected with the upper face of the first fixed pipe 1, and the upper face of the first connecting pipe 3 is provided with a second fixed pipe 2.

The second fixing tube 2 is of a hollow cylindrical structure, the lower face of the second fixing tube 2 is connected with the upper face of the first connecting tube 3, second clamping grooves 7 are distributed on the second fixing tube 2, the second clamping grooves 7 are identical in structure, and the second clamping grooves 7 are annularly arranged on the side face of the second fixing tube 2.

The third connecting pipe 11 is of a hollow cylindrical structure, the upper surface of the third connecting pipe 11 is connected with the lower surface of the first fixed pipe 1, the side surface of the third connecting pipe 11 is provided with external threads, and the third connecting pipe 11 is provided with the second connecting pipe 4.

The second connecting pipe 4 is of a hollow cylindrical structure, the second connecting pipe 4 is sleeved on the third connecting pipe 11, internal threads are arranged on the inner wall of the second connecting pipe 4, the internal threads of the second connecting pipe 4 are in threaded connection with the external threads of the third connecting pipe 11, a first clamping ring 12 is arranged on the inner wall of the second connecting pipe 4, and a third fixing pipe 5 is arranged on the first clamping ring 12.

The third fixed pipe 5 is hollow cylinder structure, and the upper end of third fixed pipe 5 passes first snap ring 12, and the upper end of third fixed pipe 5 is equipped with second snap ring 13, and the inner wall of second snap ring 13 is connected with the side of third fixed pipe 5, and second snap ring 13 and first snap ring 12 mutually support, and the lower extreme setting of third fixed pipe 5 is outside second connecting pipe 4, and it has third draw-in groove 10 to distribute on the third fixed pipe 5, and each third draw-in groove 10 structure is the same, and the annular setting of third draw-in groove 10 is in the side of third fixed pipe 5.

The first fixed pipe 1, the second fixed pipe 2, the third fixed pipe 5, the first connecting pipe 3, the second connecting pipe 4 and the third connecting pipe 11 are the same central axis.

In the embodiment of the electrohydraulic hammer safety valve, the second connecting pipe is firstly arranged on the third connecting pipe 11 during installation, so that the internal thread of the second connecting pipe 4 is connected with the external thread of the third connecting pipe 11 in a threaded manner, the second clamping ring is tightly attached to the first clamping ring, the third fixed pipe and the first fixed pipe are mutually fixed, and then the safety valve is arranged on the electrohydraulic hammer, so that the second fixed pipe 2 and the third fixed pipe 5 are respectively connected with corresponding pipelines.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an electrohydraulic hammer relief valve, includes first fixed pipe (1), second fixed pipe (2), third fixed pipe (5), first connecting pipe (3), second connecting pipe (4) and third connecting pipe (11), and first fixed pipe (1) one end is equipped with second fixed pipe (2), and the other end of first fixed pipe (1) is equipped with third fixed pipe (5), its characterized in that: the first fixed pipe (1) is connected with the second fixed pipe (2) through a first connecting pipe (3), and the first fixed pipe (1) is connected with the third fixed pipe (5) through a second connecting pipe (4) and a third connecting pipe (11).

2. The electrohydraulic hammer safety valve of claim 1 wherein: the first fixed pipe (1) is of a hollow cylinder structure, first clamping grooves (6) are distributed on the first fixed pipe (1), the structures of the first clamping grooves (6) are the same, the first clamping grooves (6) are annularly arranged on the side face of the first fixed pipe (1), each first clamping groove (6) is arranged on the first fixed pipe (1) in an equidistant array mode, a groove (8) is arranged below the first clamping groove (6), and a perforation (9) is arranged in the groove (8).

3. The electrohydraulic hammer safety valve of claim 2 wherein: the groove (8) is arranged in parallel with the first clamping groove (6), the groove (8) is annularly arranged on the side face of the first fixed pipe (1), perforations (9) are uniformly distributed in the groove (8), the structures of the perforations (9) are identical, and the perforations (9) penetrate through the inner wall face of the first fixed pipe (1) and the bottom face of the groove (8).

4. The electrohydraulic hammer safety valve of claim 1 wherein: the first connecting pipe (3) is of an inverted funnel structure, the lower face of the first connecting pipe (3) is connected with the upper face of the first fixed pipe (1), and the upper face of the first connecting pipe (3) is provided with a second fixed pipe (2).

5. The electrohydraulic hammer safety valve of claim 4 wherein: the second fixing tube (2) is of a hollow cylinder structure, the lower face of the second fixing tube (2) is connected with the upper face of the first connecting tube (3), second clamping grooves (7) are distributed on the second fixing tube (2), the second clamping grooves (7) are identical in structure, and the second clamping grooves (7) are annularly arranged on the side face of the second fixing tube (2).

6. The electrohydraulic hammer safety valve of claim 5 wherein: the third connecting pipe (11) is of a hollow cylindrical structure, the upper surface of the third connecting pipe (11) is connected with the lower surface of the first fixed pipe (1), the side surface of the third connecting pipe (11) is provided with external threads, and the third connecting pipe (11) is provided with a second connecting pipe (4).

7. The electrohydraulic hammer safety valve of claim 6 wherein: the second connecting pipe (4) is of a hollow cylindrical structure, the second connecting pipe (4) is sleeved on the third connecting pipe (11), internal threads are arranged on the inner wall of the second connecting pipe (4), the internal threads of the second connecting pipe (4) are in threaded connection with the external threads of the third connecting pipe (11), a first clamping ring (12) is arranged on the inner wall of the second connecting pipe (4), and a third fixing pipe (5) is arranged on the first clamping ring (12).

8. The electrohydraulic hammer safety valve of claim 7 wherein: the third fixed pipe (5) is hollow cylinder type structure, first snap ring (12) are passed to the upper end of third fixed pipe (5), the upper end of third fixed pipe (5) is equipped with second snap ring (13), the inner wall of second snap ring (13) is connected with the side of third fixed pipe (5), second snap ring (13) mutually support with first snap ring (12), the lower extreme setting of third fixed pipe (5) is outside second connecting pipe (4), third draw-in groove (10) have been distributed on third fixed pipe (5), each third draw-in groove (10) structure is the same, third draw-in groove (10) ring type sets up the side at third fixed pipe (5).

9. The electrohydraulic hammer safety valve of claim 1 wherein: the first fixing pipe (1), the second fixing pipe (2), the third fixing pipe (5), the first connecting pipe (3), the second connecting pipe (4) and the third connecting pipe (11) are the same central axis.