CN217926535U

CN217926535U - Hydraulic pressure screw thread dismouting valve collision avoidance device

Info

Publication number: CN217926535U
Application number: CN202222411928.1U
Authority: CN
Inventors: 毛少寅; 李一尔; 陈明仁; 曾海军; 黄军明; 叶好兴; 甘维
Original assignee: Zhejiang Jielier Hydraulic Technology Co ltd
Current assignee: Zhejiang Jielier Hydraulic Technology Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2022-11-29
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a hydraulic pressure screw thread dismouting valve collision avoidance device, including the gland, the bottom of gland is connected with the valve barrel, the valve barrel lower extreme has seted up first hydraulic fluid port, the outer wall of valve barrel has seted up the second hydraulic fluid port, the sealed sliding connection has the case in the valve barrel, the top of gland is connected with the cylinder seat, U type pole has been pegged graft in the cylinder seat, the end that U type pole stretched into the valve barrel is connected with the elevator, be connected with the first spring between elevator and the case, the top center of U type pole is connected with the fixing base, the top of fixing base is connected with the thread bush, the threaded rod has been screwed in the thread bush, the upper end of threaded rod is connected with the protecting crust; the utility model has the advantages of reasonable design, reduce external shock, can adjust the valve and open required oil pressure, the dustcoat body can shelter from dustproof to the gland, avoids the protecting crust to rock simultaneously, and is practical convenient.

Description

Hydraulic pressure screw thread dismouting valve collision avoidance device

Technical Field

The utility model relates to a cartridge valve technical field especially relates to a hydraulic pressure screw thread dismouting valve collision avoidance device.

Background

The threaded cartridge valve takes liquid as a medium, and in a hydraulic system, the hydraulic system can adjust and control the fluid direction, flow, pressure and other oil circuit actions in a motor-driven or electric mode; the installation form is a hydraulic actuator of a screw-in type. When the threaded cartridge valve is installed, the end part is exposed outside, and the threaded cartridge valve is easily damaged by accidental impact, so that oil leakage is caused and the environment is polluted. Therefore, the hydraulic thread dismounting valve anti-collision protection device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic pressure screw thread dismouting valve collision avoidance device to overcome the technical problem who exists among the prior art.

In order to realize the technical purpose, the technical effect is achieved, the utility model provides a following technical scheme:

the utility model provides a hydraulic pressure screw thread dismouting valve collision avoidance device, includes the gland, the bottom of gland is connected with the valve barrel, first hydraulic fluid port has been seted up to the valve barrel lower extreme, the second hydraulic fluid port has been seted up to the outer wall of valve barrel, sealed sliding connection has the case in the valve barrel, the top of gland is connected with the cylinder seat, the U type pole has been inserted in the cylinder seat, the end connection that the valve barrel was stretched into to the U type pole has the elevator, be connected with first spring between elevator and the case, the top center of U type pole is connected with the fixing base, the top of fixing base is connected with the threaded sleeve pipe, threaded sleeve pipe internal thread connects has the threaded rod, the upper end of threaded rod is connected with the protecting crust.

Preferably, among a hydraulic pressure screw thread dismouting valve collision avoidance device, the spacing groove has been seted up about the outer wall of protecting crust, the spacing inslot is connected with the montant, montant outer wall activity cover is equipped with the lantern ring, be connected with the second spring between lantern ring and the spacing groove roof, two the outer wall of the lantern ring is connected with the dustcoat body jointly, the inner wall connection of the dustcoat body has a plurality of locating levers.

Preferably, in a hydraulic pressure screw thread dismouting valve collision avoidance device, the circumference lateral wall of cylinder seat has seted up annular slide, sliding connection has a plurality of sliders in the annular slide, slider rigid coupling protective housing inside wall.

Preferably, among a hydraulic pressure screw thread dismouting valve collision avoidance device, the outer wall lower part of valve barrel is equipped with screw thread portion, the outer wall upper portion of valve barrel inlays and is equipped with first sealing washer, the ladder surface mounting of valve barrel has the second sealing washer.

Preferably, in the hydraulic pressure thread dismouting valve collision avoidance device, all set up the guiding hole that supplies U type pole to pass in valve barrel upper end and the gland.

Preferably, in the hydraulic pressure thread dismouting valve collision avoidance device, the gland is the setting of hexagonal prism structure, a plurality of locating holes have been seted up to the top circumference of gland, the locating lever lower extreme stretches into the locating hole.

The beneficial effects of the utility model are that:

the utility model has the advantages of reasonable design, utilize the screw thread portion in with valve barrel screw in mounting hole, it is sealed to realize the hole site through first sealing washer and second sealing washer, utilize first hydraulic fluid port and the operation of second hydraulic fluid port control oil circuit, utilize the gland to protect the valve barrel upper end, reduce external shock, the threaded rod rotates along with the protecting crust is synchronous, make the thread bush drive fixing base lift, can adjust U type pole and stretch into valve barrel length, and then to the initial length adjustment of first spring, can adjust the valve and open required oil pressure, more practical, drive the lantern ring through the second spring and reset, the locating lever stretches into in the locating hole, the dustcoat body can shelter from dustproof to the gland, avoid the protecting crust to rock simultaneously, and is practical convenient.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a top view structural diagram of the middle gland of the present invention.

In the figure: 1. a gland; 2. a valve housing; 3. a first oil port; 4. a second oil port; 5. a valve core; 6. a cylindrical seat; 7. a U-shaped rod; 8. a lifting block; 9. a first spring; 10. a fixed seat; 11. a threaded bushing; 12. a threaded rod; 13. a protective shell; 101. positioning holes; 201. a threaded portion; 202. a first seal ring; 203. a second seal ring; 601. an annular chute; 602. a slider; 701. a guide hole; 131. a limiting groove; 132. a vertical rod; 133. a collar; 134. a third spring; 135. an outer cover body; 136. and (5) positioning the rod.

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 skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the embodiment is a hydraulic pressure thread dismounting valve anti-collision protection device, which includes a gland 1, a valve housing 2 is connected to the bottom of the gland 1, a first oil port 3 is formed at the lower end of the valve housing 2, a second oil port 4 is formed on the outer wall of the valve housing 2, a valve core 5 is connected to the interior of the valve housing 2 in a sealing and sliding manner, a cylindrical seat 6 is connected to the top of the gland 1, a U-shaped rod 7 is inserted into the cylindrical seat 6, an elevating block 8 is connected to the end of the U-shaped rod 7 extending into the valve housing 2, a first spring 9 is connected between the elevating block 8 and the valve core 5, a fixed seat 10 is connected to the center of the top of the U-shaped rod 7, a threaded sleeve 11 is connected to the top of the fixed seat 10, a threaded rod 12 is screwed into the threaded sleeve 11, and a protective shell 13 is connected to the upper end of the threaded rod 12.

Limiting grooves 131 are formed in the left and right sides of the outer wall of the protective shell 13, vertical rods 132 are connected in the limiting grooves 131, lantern rings 133 are movably sleeved on the outer walls of the vertical rods 132, second springs 134 are connected between the lantern rings 133 and the top wall of the limiting grooves 131, outer walls of the two lantern rings 133 are connected with an outer cover body 135 together, and the inner wall of the outer cover body 135 is connected with a plurality of positioning rods 136

Annular slide 601 has been seted up to the circumference lateral wall of cylinder seat 6, and sliding connection has a plurality of sliders 602 in annular slide 601, and the 13 inside walls of slider 602 rigid coupling protecting crust are convenient for protecting crust 13 and are rotated.

The outer wall lower part of valve barrel 2 is equipped with screw thread portion 201, is convenient for install, and the outer wall upper portion of valve barrel 2 inlays and is equipped with first sealing washer 202, and second sealing washer 203 is installed to the ladder surface of valve barrel 2, improves sealed effect.

The upper end of the valve sleeve 2 and the gland 1 are provided with guide holes 701 for the U-shaped rod 7 to pass through, so that the U-shaped rod 7 can drive the lifting block 8 to move conveniently.

The gland is the setting of hexagonal prism structure, and a plurality of locating holes 101 have been seted up to gland 1's top circumference, and locating lever 136 lower extreme stretches into locating hole 101, is convenient for carry on spacingly to the dustcoat body 135.

The utility model discloses a concrete implementation way does:

this device is when using, utilize screw thread portion 201 with in the valve barrel 2 screw in mounting hole, expose gland 1 behind the pulling dustcoat body 135 upwards, can rotate its laminating installation top surface to gland 1 with the help of spanner tool, realize the hole site is sealed through first sealing washer 202 and second sealing washer 203, utilize first hydraulic fluid port 3 and the operation of second hydraulic fluid port 4 control circuit, when fluid gets into the valve barrel 2 inner chamber along first hydraulic fluid port 3, can upwards push up and move case 5, first spring 9 length shortens, fluid is seen off through second hydraulic fluid port 4, utilize gland 1 to protect the 2 upper ends of valve barrel, reduce external impact, cylinder seat 6 connects gland 1 top, protective housing 13 can rotate when dustcoat body 135 rises, threaded rod 12 rotates along with protective housing 13 synchronization, thereby make threaded sleeve 11 drive fixing base 10 lift, can adjust U shaped rod 7 and stretch into valve barrel 2 length, and then to first spring 9 initial length adjustment, can adjust the required oil pressure of valve opening, and be more practical, it resets to drive lantern ring 133 through second spring 134, the locating lever stretches into locating hole 101, the dustcoat body 135 can shelter from gland 11, simultaneously, it makes things convenient for protective housing 13 to rock.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a hydraulic pressure screw thread dismouting valve collision avoidance device, includes gland (1), its characterized in that: the bottom of gland (1) is connected with valve barrel (2), first hydraulic fluid port (3) have been seted up to valve barrel (2) lower extreme, second hydraulic fluid port (4) have been seted up to the outer wall of valve barrel (2), valve barrel (2) internal seal sliding connection has case (5), the top of gland (1) is connected with cylinder seat (6), it has U shaped bar (7) to peg graft in cylinder seat (6), the end connection that U shaped bar (7) stretched into valve barrel (2) has elevator block (8), be connected with first spring (9) between elevator block (8) and case (5), the top center of U shaped bar (7) is connected with fixing base (10), the top of fixing base (10) is connected with threaded sleeve (11), threaded sleeve (11) internal thread has threaded rod (12), the upper end of threaded rod (12) is connected with protecting crust (13).

2. The hydraulic thread disassembling and assembling valve anti-collision protection device according to claim 1, characterized in that: spacing groove (131) have been seted up about the outer wall of protecting crust (13), spacing groove (131) in-connection has montant (132), montant (132) outer wall movable sleeve is equipped with lantern ring (133), be connected with second spring (134) between lantern ring (133) and spacing groove (131) roof, two the outer wall of lantern ring (133) is connected with the outer cover body (135) jointly, the inner wall connection of outer cover body (135) has a plurality of locating levers (136).

3. The hydraulic thread disassembling and assembling valve anti-collision protection device according to claim 1, characterized in that: annular slide (601) have been seted up to the circumference lateral wall of cylinder seat (6), sliding connection has a plurality of sliders (602) in annular slide (601), slider (602) rigid coupling protecting crust (13) inside wall.

4. The hydraulic thread dismounting valve anti-collision protection device according to claim 1, characterized in that: the outer wall lower part of valve barrel (2) is equipped with screw thread portion (201), the outer wall upper portion of valve barrel (2) inlays and is equipped with first sealing washer (202), second sealing washer (203) are installed to the ladder surface of valve barrel (2).

5. The hydraulic thread dismounting valve anti-collision protection device according to claim 1, characterized in that: and guide holes (701) for the U-shaped rods (7) to penetrate are formed in the upper end of the valve sleeve (2) and the gland (1).

6. The hydraulic thread disassembling and assembling valve anti-collision protection device according to claim 2, characterized in that: the gland (1) is in a hexagonal prism structure, a plurality of positioning holes (101) are formed in the circumferential direction of the top of the gland (1), and the lower ends of the positioning rods (136) extend into the positioning holes (101).