CN219673588U - Gate valve convenient to install and maintain - Google Patents

Abstract

The utility model discloses a gate valve convenient to install and maintain, which belongs to the technical field of gate valve installation, and relates to a gate valve convenient to install and maintain.

Description

Gate valve convenient to install and maintain

Technical Field

The utility model relates to the technical field of gate valve installation, in particular to a gate valve convenient to install and maintain.

Background

In the fluid pipeline system, the gate valve is a control element, and mainly has the functions of isolating equipment and the pipeline system, regulating flow, preventing backflow, regulating and discharging pressure, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

When the existing gate valve is installed with a pipeline, the valve body and the pipeline are fixed through a large number of bolts, and the valve body and the threaded holes on the connecting surface of the pipeline are inconvenient to align, so that the gate valve is time-consuming and labor-consuming to disassemble and assemble, and meanwhile, the valve is inconvenient to maintain and overhaul.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide the gate valve which is convenient to install and maintain, can greatly reduce the operation difficulty of workers in assembling and disassembling the gate valve and the pipeline, and is more time-saving and labor-saving, thereby improving the daily maintenance and overhaul efficiency of the gate valve.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides an installation and easy maintenance's gate valve, includes the gate valve body, both ends all are provided with the gate valve pipeline about the gate valve body, the gate valve pipeline is kept away from the one end of gate valve body and is provided with connecting tube, the one end fixedly connected with that the gate valve pipeline is close to connecting tube increases the footpath lantern ring, be provided with the draw-in groove between increasing footpath lantern ring and the gate valve pipeline, four spacing grooves have been seted up to the inner wall of increasing the footpath lantern ring, four first screw holes that are linked together with the spacing groove have been seted up to the inner bottom of increasing the footpath lantern ring, the one end fixedly connected with that the connecting tube is close to the gate valve pipeline increases the footpath ring, the one end fixedly connected with snap ring that the footpath ring is close to the gate valve pipeline, four fixedly connected with stopper of snap ring all has been seted up the second screw hole on the stopper, first screw hole and second screw hole department all install fastening bolt, can realize can reducing the operation degree of difficulty when this gate valve and pipeline by a wide margin to the dismouting, more labour saving and time saving to improve the daily maintenance and maintenance efficiency of gate valve.

Further, four the spacing groove is annular array distribution on the inner wall of increase footpath lantern ring, four the stopper is annular array distribution on the outer wall of snap ring, the spacing groove is the semicircle cell body of indent, the shape of stopper is with it assorted, is convenient for fix a position first screw hole and second screw hole through spacing groove and stopper, when the installation, when the stopper slides to the interior bottom of spacing groove, increase footpath lantern ring and increase footpath ring and be the laminating state, and be the state that is linked together between first screw hole and the second screw hole.

Further, the first threaded hole is the identical threaded hole of specification with the second threaded hole, fastening bolt sets up the back end at the footpath lantern ring that increases, reduces the quantity that the bolt used when gate valve pipeline and connecting pipe are assembled, reduces the operation degree of difficulty when gate valve pipeline and connecting pipe carry out the dismouting, more labour saving and time saving.

Furthermore, the groove depth of the clamping groove is matched with the length of the clamping ring, the diameter-increasing lantern ring and one end, close to each other, of the diameter-increasing lantern ring are fixedly connected with a sealing ring matched with the diameter-increasing lantern ring in shape, tightness of the gate valve pipeline after being assembled with the connecting pipeline can be effectively improved, and leakage of internal fluid from the pipeline connection position is prevented.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) The scheme can greatly reduce the operation difficulty of the gate valve and the pipeline when the worker dismounts the gate valve and the pipeline, and is more time-saving and labor-saving, so that the daily maintenance and overhaul efficiency of the gate valve is improved.

(2) Four spacing grooves are annular array distribution on the inner wall of increasing the footpath lantern ring, four stopper are annular array distribution on the outer wall of snap ring, and the spacing groove is the semicircle cell body of indent, and the shape of stopper is with it assorted, is convenient for fix a position first screw hole and second screw hole through spacing groove and stopper, when the installation, when the stopper slides to the interior bottom of spacing groove, increases the footpath lantern ring and increases the footpath and encircle and be the laminating state, and is the state that is linked together between first screw hole and the second screw hole.

(3) The first threaded hole and the second threaded hole are the identical threaded holes of specification, and fastening bolt sets up the back end at the footpath lantern ring that increases, reduces the quantity that the bolt used when gate valve pipeline and connecting pipe assembly, reduces the operation degree of difficulty when gate valve pipeline and connecting pipe carry out the dismouting, more labour saving and time saving.

(4) The groove depth of the clamping groove is matched with the length of the clamping ring, one ends of the diameter-increasing lantern ring and the diameter-increasing ring, which are close to each other, are fixedly connected with sealing rings matched with the diameters of the diameter-increasing lantern ring and the diameter-increasing ring, so that the tightness of the gate valve pipeline after being assembled with the connecting pipeline can be effectively improved, and leakage of internal fluid from the pipeline connection position can be prevented.

Drawings

FIG. 1 is a schematic view of a gate valve pipe and a connecting pipe when the gate valve pipe is detached;

FIG. 2 is a front cross-sectional view of a gate valve conduit;

fig. 3 is an enlarged view at a of fig. 1.

The reference numerals in the figures illustrate:

1 gate valve body, 2 gate valve pipeline, 3 connecting tube, 4 increase footpath lantern ring, 5 draw-in grooves, 6 spacing groove, 7 first screw hole, 8 increase footpath ring, 9 snap ring, 10 stopper, 11 second screw hole, 12 fastening bolt.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1:

referring to fig. 1-3, a gate valve convenient to install and maintain comprises a gate valve body 1, gate valve pipelines 2 are arranged at the left end and the right end of the gate valve body 1, one end, far away from the gate valve body 1, of the gate valve pipelines 2 is provided with a connecting pipeline 3, one end, close to the connecting pipeline 3, of the gate valve pipelines 2 is fixedly connected with a diameter-increasing lantern ring 4, clamping grooves 5 are formed between the diameter-increasing lantern ring 4 and the gate valve pipelines 2, four limit grooves 6 are formed in the inner wall of the diameter-increasing lantern ring 4, four first threaded holes 7 communicated with the limit grooves 6 are formed in the inner bottom end of the diameter-increasing lantern ring 4, one end, close to the gate valve pipelines 2, of the connecting pipeline 3 is fixedly connected with a diameter-increasing ring 8, one end, close to the gate valve pipelines 2, of the diameter-increasing ring 8 is fixedly connected with a clamping ring 9, the outer end of the clamping ring 9 is fixedly connected with four limiting blocks 10, second threaded holes 11 are formed in the four limiting blocks 10, fastening bolts 12 are arranged at the positions of the first threaded holes 7 and the second threaded holes 11, and the fastening bolts 12 are the sum of the hole depths of the first threaded holes 7 and the second threaded holes 11.

Referring to fig. 1-3, four limit grooves 6 are distributed in an annular array on the inner wall of the diameter-increasing collar 4, four limit blocks 10 are distributed in an annular array on the outer wall of the snap ring 9, the limit grooves 6 are concave semicircular groove bodies, the shape of each limit block 10 is matched with the corresponding limit groove, the limit grooves 6 and the limit blocks 10 are used for conveniently positioning the first threaded holes 7 and the second threaded holes 11, when the limit blocks 10 slide to the inner bottom ends of the limit grooves 6 during installation, the diameter-increasing collar 4 and the diameter-increasing collar 8 are in an attaching state, and the first threaded holes 7 and the second threaded holes 11 are in a communicating state.

Referring to fig. 1, the first threaded hole 7 and the second threaded hole 11 are threaded holes with identical specifications, and the fastening bolt 12 is arranged at the back end of the diameter-increasing collar 4, so that the number of bolts used when the gate valve pipeline 2 and the connecting pipeline 3 are assembled is reduced, the operation difficulty when the gate valve pipeline 2 and the connecting pipeline 3 are disassembled is reduced, and time and labor are saved.

Referring to fig. 1, the groove depth of the clamping groove 5 is matched with the length of the clamping ring 9, and the ends of the diameter-increasing lantern ring 4 and the diameter-increasing ring 8, which are close to each other, are fixedly connected with sealing rings matched with the shape of the diameter-increasing lantern ring, so that the tightness of the gate valve pipeline 2 and the connecting pipeline 3 after being assembled can be effectively improved, and leakage of internal fluid from the pipeline connection position can be prevented.

When the gate valve pipeline and the connecting pipeline are installed, firstly, the limiting block 10 is aligned with the limiting groove 6, then the clamping ring 9 is slid into the clamping groove 5, when the clamping ring 9 moves to the bottom end in the clamping groove 5, the limiting block 10 synchronously moves to the inner bottom end of the limiting groove 6, the first threaded hole 7 is attached to the limiting block 10 to be in a communicating state, and the gate valve pipeline 2 is communicated with the connecting pipeline 3; outside, increase footpath ring 8 and increase footpath lantern ring 4 and be the laminating state, then use fastening bolt 12 and first screw hole 7 and second screw hole 11 to assemble in the back end department of increasing footpath lantern ring 4 and can accomplish the installation, this scheme can realize can reducing the staff by a wide margin and carry out the operation degree of difficulty when dismouting to this gate valve and pipeline, more labour saving and time saving to improve the daily maintenance and the maintenance efficiency of gate valve.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (5)

1. The utility model provides an installation and easy maintenance's gate valve, includes gate valve body (1), both ends all are provided with gate valve pipeline (2) about gate valve body (1), gate valve pipeline (2) are kept away from the one end of gate valve body (1) and are provided with connecting tube (3), its characterized in that: the utility model discloses a gate valve pipeline (2) is close to one end fixedly connected with that connecting tube (3) increases footpath lantern ring (4), it is provided with draw-in groove (5) to increase between footpath lantern ring (4) and gate valve pipeline (2), four spacing groove (6) have been seted up to the inner wall that increases footpath lantern ring (4), four first screw holes (7) that are linked together with spacing groove (6) have been seted up to the interior bottom of footpath lantern ring (4), one end fixedly connected with that connecting tube (3) is close to gate valve pipeline (2) increases footpath ring (8), one end fixedly connected with snap ring (9) that increases footpath ring (8) is close to gate valve pipeline (2), four outer end fixedly connected with stopper (10) of snap ring (9), four all set up second screw hole (11) on stopper (10), fastening bolt (12) are all installed in first screw hole (7) and second screw hole (11) department.

2. A gate valve for easy installation and maintenance according to claim 1, wherein: four limit grooves (6) are distributed in an annular array on the inner wall of the diameter-increasing lantern ring (4), and four limit blocks (10) are distributed in an annular array on the outer wall of the clamping ring (9).

3. A gate valve for easy installation and maintenance according to claim 1, wherein: the limiting groove (6) is a concave semicircular groove body, and the shape of the limiting block (10) is matched with the limiting groove.

4. A gate valve for easy installation and maintenance according to claim 1, wherein: the first threaded hole (7) and the second threaded hole (11) are threaded holes with the same specification, and the fastening bolt (12) is arranged at the back end of the diameter-increasing lantern ring (4).

5. A gate valve for easy installation and maintenance according to claim 1, wherein: the groove depth of the clamping groove (5) is matched with the length of the clamping ring (9), and one ends, close to each other, of the diameter-increasing lantern ring (4) and the diameter-increasing ring (8) are fixedly connected with a sealing ring matched with the shape of the diameter-increasing lantern ring.