CN213512333U

CN213512333U - High-pressure hydraulic valve

Info

Publication number: CN213512333U
Application number: CN202022331913.5U
Authority: CN
Inventors: 孙艳婷; 热娜古丽·麦合木提; 其他发明人请求不公开姓名
Original assignee: Tianma Electro Hydraulic Control Equipment Engineering Co Ltd of Shandong Energy Machinery Group
Current assignee: Tianma Electro Hydraulic Control Equipment Engineering Co Ltd of Shandong Energy Machinery Group
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-22
Anticipated expiration: 2030-10-19

Abstract

The utility model provides a high-pressure hydraulic valve, which comprises a valve main body and a valve rod arranged on the valve main body, wherein a cylinder cover is fixedly connected at the upper end of a valve seat of the valve main body, the upper end of the valve rod penetrates through the cylinder cover and four groups of movable rods are movably arranged at equal intervals, an annular outer end at the lower side of the cylinder cover is fixedly connected with an annular fixed plate, the upper end of the cylinder cover is slidably connected with a protective cylinder and extends into the protective cylinder, at least two guide rods which are arranged in an annular shape are arranged at the lower end of the protective cylinder at equal intervals, the lower ends of the at least two guide rods penetrate through the annular fixed plate, at least two springs are arranged between the annular fixed plate and the protective cylinder at equal intervals, a rubber column is fixedly connected at the upper end of the protective cylinder and extends into the protective cylinder, four movable rods which are arranged in an inclined manner are, effectively prevent carrying out the maloperation to the valve main part, promote the security.

Description

High-pressure hydraulic valve

Technical Field

The utility model relates to a high-pressure hydraulic valve belongs to hydrovalve technical field.

Background

Along with the development of science and technology, the diameter of transmission pipeline is littleer and more, but the pressure that transmission pipeline bore is for changing, when the pipe connection, in order to manage transmission pipeline for convenience, can set up the high pressure hydrovalve on transmission pipeline, high pressure hydrovalve adopts hand wheel or handle etc. to realize the operation among the prior art often, but hand wheel or handle etc. often expose outside, often can lead to hand wheel or handle etc. to take place to rotate and be operated by the mistake because of the collision, increase the safety hazard and take place the probability, the security is poor, consequently, need design a high pressure hydrovalve to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-pressure hydraulic valve to solve the high-pressure hydraulic valve that proposes in the above-mentioned background art's hand wheel or handle etc. often expose outside, often can lead to hand wheel or handle etc. to take place to rotate and by the maloperation because of the collision, increase the safe dangerous probability of taking place, the poor problem of security, the utility model discloses effectively prevent carrying out the maloperation to the valve main part, promote the security.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a high-pressure hydraulic valve comprises a valve body and a valve rod arranged on the valve body, wherein the upper end of a valve seat of the valve body is fixedly connected with a cylinder cover, the upper end of the valve rod penetrates through the cylinder cover and is movably provided with four groups of movable rods at equal intervals, the annular outer end of the lower side of the cylinder cover is fixedly connected with an annular fixed plate, the upper end of the cylinder cover is slidably connected with a protection cylinder and extends into the protection cylinder, the lower side of the protection cylinder is provided with the annular fixed plate, the lower end of the protection cylinder is provided with at least two guide rods which are arranged in an annular shape, the guide rods are positioned outside the cylinder cover, the lower ends of the at least two guide rods penetrate through the annular fixed plate, at least two springs are positioned between the annular fixed plate and the protection cylinder at equal intervals, the upper end of the protection cylinder is fixedly connected with rubber columns, the rubber columns extend, four movable rods which are obliquely arranged are arranged in the rubber column.

Furthermore, a plurality of anti-skid grains are arranged at the outer end of the annular protection cylinder at equal intervals.

Furthermore, the middle position of the rubber column is provided with a conical through groove which is arranged in a large-size manner and a small-size manner, and four groups of movable rods are arranged in the conical through groove.

Furthermore, the annular outer end of the rubber column is fixedly connected with an annular auxiliary plate, and the annular auxiliary plate is fixed at the upper end of the protection cylinder through a bolt.

Further, the lower end of the guide rod is fixedly connected with a limiting disc, and the limiting disc is located on the lower side of the annular fixing plate.

Furthermore, the outer end of the upper ring of the guide rod is provided with external threads, the lower end of the protective cylinder is provided with at least two threaded holes which are arranged in a ring shape at equal intervals, and the part of the guide rod provided with the external threads is positioned in the threaded holes and is in threaded connection with the threaded holes.

Further, valve rod upper end intermediate position fixed connection double-screw bolt, double-screw bolt annular outer end sets up the function dish, double-screw bolt annular outer end threaded connection fastening nut and fastening nut are in the function dish upper end, four breach grooves are seted up to function dish annular outer end equidistance, the movable rod sets up in breach groove outer end and extends into breach inslot and the movable rod rotates through pivot and breach groove and is connected.

Furthermore, the annular outer end of the stud is provided with a limiting disc, the limiting disc is located between the valve rod and the function disc, and the upper end of the limiting disc is provided with four notch grooves.

The utility model has the advantages that: the utility model discloses a high-pressure hydraulic valve.

1. Make a protection section of thick bamboo rebound through the spring to drive the rubber column rebound, and then draw in four movable rods through the rubber column, and make four movable rods remove to the rubber column in, effectively prevent carrying out the maloperation to the valve main part, promote the security.

2. Through external screw thread and screw hole, realize the quick assembly disassembly of guide arm.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a high-pressure hydraulic valve according to the present invention;

fig. 2 is a top view of a high-pressure hydraulic valve according to the present invention;

FIG. 3 is a schematic diagram of a protection cylinder in a high-pressure hydraulic valve

Figure 4 is the utility model discloses a cross-sectional view of rubber column in high-pressure hydraulic valve

FIG. 5 is a schematic diagram of a movable rod in a high-pressure hydraulic valve

In the figure: 1-valve main body, 2-cylinder cover, 3-annular fixed plate, 4-protective cylinder, 5-rubber column, 6-movable rod, 7-guide rod, 8-spring, 9-valve rod, 51-conical through groove, 52-annular auxiliary plate, 71-limit disc, 91-limit disc, 92-stud, 93-fastening nut, 94-notch groove and 95-function disc.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-5, the present invention provides a technical solution: a high-pressure hydraulic valve comprises a valve body 1 and a valve rod 9 arranged on the valve body 1, wherein the valve rod 9 is used for opening and closing the valve body 1, the upper end of a valve seat of the valve body 1 is fixedly connected with a cylinder cover 2, the upper end of the valve rod 9 penetrates through the cylinder cover 2 and is movably provided with four groups of movable rods 6 at equal intervals, the valve rod 9 can be rotated and operated through the four groups of movable rods 6, the annular outer end of the lower side of the cylinder cover 2 is fixedly connected with an annular fixed plate 3, the upper end of the cylinder cover 2 is slidably connected with a protective cylinder 4 and extends into the protective cylinder 4, the lower side of the protective cylinder 4 is provided with the annular fixed plate 3, the lower end of the protective cylinder 4 is equidistantly provided with at least two guide rods 7 which are annularly arranged, the guide rods 7 are positioned on the outer side of the cylinder cover 2, the lower ends of the at least two guide rods 7 all penetrate through the annular fixed plate 3, the, inside a protection section of thick bamboo 4 was extended into to protection section of thick bamboo 4 in 4 upper end fixed connection rubber column 5 and rubber column 5, rubber column 5 sets up just upside at

cover

2, and 9 upsides of valve rod set up

rubber column

5, and 5 inside settings of rubber column are four movable rods 6 that the slope was arranged.

Specifically, when in use, the protection cylinder 4 is pressed downwards at first, so that the protection cylinder 4 moves downwards along the cylinder cover 2, thereby driving the guide rods 7 to move downwards along the annular fixing plate 3, and compressing the springs 8, so that the springs 8 generate elasticity, furthermore, the protection cylinder 4 moves downwards to drive the rubber column 5 to move downwards, further, the four groups of movable rods 6 are all moved out of the rubber column 5 to the outside, at the moment, the movable rods 6 can rotate the movable rods 6 under the action of the self weight, further, the four movable rods 6 are in a vertical state with the valve rods 9, then, the valve rods 9 can be rotated through the movable rods 6, further, the valve main body 1 is operated to be opened and closed, after the protection cylinder 4 is released, then, the protection cylinder 4 moves upwards under the action of the springs 8, thereby driving the rubber column 5 to move upwards, further, the four movable rods 6 are folded through the rubber column 5, and make four movable rods 6 remove to in the rubber column 5, effectively prevent carrying out the maloperation to valve main part 1, promote the security.

A plurality of anti-slip lines are arranged at the outer annular end of the protection cylinder 4 at equal intervals, and particularly, the friction coefficient is increased through the anti-slip lines, so that the protection cylinder 4 is convenient to operate.

Set up the toper through groove 51 that big end down arranged on the intermediate position of rubber column 5 and toper through groove 51 is inside to set up four groups of movable rods 6, specifically, through toper through groove 51, realize drawing in four groups of movable rods 6.

The annular outer end of the rubber column 5 is fixedly connected with an annular auxiliary plate 52, the annular auxiliary plate 52 is fixed at the upper end of the protection barrel 4 through bolts, and particularly, the rubber column 5 is installed on the protection barrel 4 through the annular auxiliary plate 52.

The lower end of the guide rod 7 is fixedly connected with a limiting disc 71, and the limiting disc 71 is positioned at the lower side of the annular fixing plate 3, specifically, the guide rod 7 is effectively prevented from falling off from the annular fixing plate 3 through the limiting disc 71.

The outer thread is seted up to 7 upper portion annular outer ends of guide arm, and the equidistance of protection cylinder 4 lower extreme is seted up two at least screw holes that are the annular and arrange, and the portion of seting up the outer thread of guide arm 7 is in the screw hole and with screw hole threaded connection, specifically, through outer thread and screw hole, realizes the quick assembly disassembly of guide arm 7.

The middle position of the upper end of the valve rod 9 is fixedly connected with a stud 92, the outer annular end of the stud 92 is provided with a function disc 95, the outer annular end of the stud 92 is in threaded connection with a fastening nut 93, the fastening nut 93 is located at the upper end of the function disc 95, four notch grooves 94 are formed in the outer annular end of the function disc 95 at equal intervals, the movable rod 6 is arranged at the outer end of the notch groove 94 and extends into the notch groove 94, the movable rod 6 is rotatably connected with the notch groove 94 through a rotating shaft, specifically, the movable installation of the movable rod 6 is realized through the function disc 95 and the notch groove 94, and in addition, the function disc 95 is installed at the upper end of the valve rod 9.

The annular outer end of stud 92 sets up restriction dish 91 and restriction dish 91 is in between valve rod 9 and function dish 95, and restriction dish 91 upper end sets up four breach grooves 94, specifically, through restriction dish 91, restricts movable rod 6, prevents that movable rod 6 from rotating downwards.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high pressure hydraulic valve, includes valve main body (1) and installs valve rod (9) on valve main body (1), its characterized in that: disk seat upper end fixed connection cover (2) of valve main part (1), valve rod (9) upper end runs through cover (2) and equidistant movable mounting four movable rod groups (6), cover (2) downside annular outer end fixed connection annular fixed plate (3), cover (2) upper end sliding connection protection section of thick bamboo (4) and extend into inside protection section of thick bamboo (4), protection section of thick bamboo (4) downside sets up annular fixed plate (3), protection section of thick bamboo (4) lower extreme equidistance sets up at least two and is guide arm (7) that the annular was arranged and guide arm (7) are in the cover (2) outside, at least two guide arm (7) lower extreme all runs through annular fixed plate (3), the equidistance sets up at least two spring (8) and spring (8) between annular fixed plate (3) and protection section of thick bamboo (4) and is in guide arm (7) annular outside, protection section of thick bamboo (4) upper end fixed connection rubber column (5) and rubber column (5) extend into protection section of thick bamboo (4) ) Inside, rubber column (5) set up the positive upside in cover for barrel (2), valve rod (9) upside sets up rubber column (5), inside four movable rods (6) that are the slope and arrange of rubber column (5).

2. A high pressure hydraulic valve as claimed in claim 1, wherein: a plurality of anti-skid lines are arranged at the outer annular end of the protection cylinder (4) at equal intervals.

3. A high pressure hydraulic valve as claimed in claim 1, wherein: the middle position of the rubber column (5) is provided with a conical through groove (51) which is arranged in a large-size manner and a small-size manner, and four groups of movable rods (6) are arranged in the conical through groove (51).

4. A high pressure hydraulic valve as claimed in claim 1, wherein: the annular outer end of the rubber column (5) is fixedly connected with an annular auxiliary plate (52), and the annular auxiliary plate (52) is fixed at the upper end of the protection barrel (4) through bolts.

5. A high pressure hydraulic valve as claimed in claim 1, wherein: the lower end of the guide rod (7) is fixedly connected with a limiting disc (71), and the limiting disc (71) is positioned on the lower side of the annular fixing plate (3).

6. A high pressure hydraulic valve as claimed in claim 1, wherein: the outer thread is arranged at the annular outer end of the upper part of the guide rod (7), at least two threaded holes which are arranged annularly are arranged at the lower end of the protection cylinder (4) at equal intervals, and the part, provided with the outer thread, of the guide rod (7) is positioned in the threaded holes and is in threaded connection with the threaded holes.

7. A high pressure hydraulic valve as claimed in claim 1, wherein: valve rod (9) upper end intermediate position fixed connection double-screw bolt (92), double-screw bolt (92) annular outer end sets up function dish (95), double-screw bolt (92) annular outer end threaded connection fastening nut (93) and fastening nut (93) are in function dish (95) upper end, four breach grooves (94) are seted up to function dish (95) annular outer end equidistance, movable rod (6) set up in breach groove (94) outer end and extend into in breach groove (94) and movable rod (6) are connected through pivot and breach groove (94) rotation.

8. A high pressure hydraulic valve as claimed in claim 7, wherein: the limiting disc (91) is arranged at the annular outer end of the stud (92), the limiting disc (91) is located between the valve rod (9) and the function disc (95), and four notch grooves (94) are formed in the upper end of the limiting disc (91).