CN219224079U - Valve internal leakage detection mechanism and cleaning device thereof - Google Patents

Abstract

The utility model relates to the technical field of detection tools, in particular to a valve internal leakage detection mechanism and a cleaning device thereof, comprising a bearing assembly, a cleaning device and a cleaning device, wherein the bearing assembly comprises a base, an auxiliary movable assembly arranged at the end part of the base and a metering pump body detachably arranged at the end part of the base; four vertical rods are symmetrically screwed at the end part of the base, and a vertical plate with a concave section is arranged between every two vertical rods; and the valve detection assembly comprises a header arranged at the end part of the vertical plate, a plurality of detection pipelines which are integrally injection molded outside the header and are communicated with the inside of the header, and a pressure gauge arranged at one end of the header, wherein a metering pump is used as motive power to be installed on the header, the header is inspected by the valve to form a detection system, the working pressure of the header is inspected through the apparent pressure, and backflow is arranged to ensure the stable, reliable and effective pressure of the valve detection system, so that the valve detection effect and the actual condition are ensured to be correct.

Description

Valve internal leakage detection mechanism and cleaning device thereof

Technical Field

The utility model relates to the technical field of detection tools, in particular to a valve internal leakage detection mechanism and a cleaning device thereof.

Background

Currently, valves are plumbing fixtures used to open and close plumbing, control flow, regulate and control parameters (temperature, pressure and flow) of a transmission medium. Depending on their function, they can be classified into shutoff valves, check valves, regulating valves, etc. The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. Valves for fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are quite diverse in variety and specification.

In the specific use process of the valve, in order to ensure the safe operation of production operation, the air tightness of the valve needs to be checked regularly, and in the process of overhauling the valve in the prior art, whether the valve has seepage situation is usually observed by naked eyes of overhaulers, but the overhauling effect is not ideal.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

In view of the problem that the existing valve is poor in overhaul effect, the valve internal leakage detection mechanism is provided.

In order to solve the technical problems, the utility model provides the following technical scheme: the metering pump comprises a bearing assembly, a metering pump body, a metering pump assembly and a metering pump assembly, wherein the bearing assembly comprises a base, an auxiliary movable assembly arranged at the end part of the base and a metering pump body detachably arranged at the end part of the base; four vertical rods are symmetrically screwed at the end part of the base, and a vertical plate with a concave section is arranged between every two vertical rods; and the valve detection assembly comprises a header arranged at the end part of the vertical plate, a plurality of detection pipelines which are integrally injection molded outside the header and communicated with the inside of the header, and a pressure gauge arranged at one end of the header.

As a preferable scheme of the valve internal leakage detection mechanism, the utility model comprises the following steps: the detection pipeline is provided with flange pieces, the other end of the header is provided with an opening, the inner wall of the opening is provided with an internal thread groove, the other end of the header is detachably provided with a temporary sealing component, and the temporary sealing component comprises a swivel.

As a preferable scheme of the valve internal leakage detection mechanism, the utility model comprises the following steps: the end part of the swivel is integrally injection molded with a screw rod matched with the internal thread groove, and a plurality of anti-slip bulges are arranged on the outer circle Zhou Zhen of the swivel.

As a preferable scheme of the valve internal leakage detection mechanism, the utility model comprises the following steps: the water inlet pipe is installed at the water inlet end of the metering pump body, the water outlet pipe is installed at the water outlet end of the metering pump body, and one ends of the water inlet pipe and the water outlet pipe are communicated with the header.

As a preferable scheme of the valve internal leakage detection mechanism, the utility model comprises the following steps: the metering pump is characterized in that wedge-shaped limiting blocks are arranged outside the vertical rods, two wedge-shaped limiting blocks of the vertical rods form a limiting groove, and limiting bosses which can be movably matched with the limiting groove are arranged at the end parts of the metering pump body.

As a preferable scheme of the valve internal leakage detection mechanism, the utility model comprises the following steps: the auxiliary movable assembly comprises a first hinging seat and a second hinging seat which are arranged at the end part of the base, a supporting arm arranged outside the first hinging seat and a roller arranged outside the supporting arm.

As a preferable scheme of the valve internal leakage detection mechanism, the utility model comprises the following steps: the second hinge seat is provided with a damper outside, one end of the damper is hinged with the supporting arm, and the damper is sleeved with a first elastic piece.

The valve internal leakage detection mechanism has the beneficial effects that: the metering pump is used as motive power to be installed on the header, the header is inspected by the valve to form a detection system, the working pressure of the header is inspected through the apparent pressure, and the backflow is arranged to ensure the stable, reliable and effective pressure of the metering pump, so that the detection effect of the valve and the actual situation are ensured.

In view of the problem that the detection mechanism can store scale and is difficult to clean, a cleaning device is provided.

In order to solve the technical problems, the utility model also provides the following technical scheme: the cleaning device comprises a cleaning rod, a stud arranged at one end of the cleaning rod, a rotating cover rotatably arranged on the end face of the stud and brush assemblies arranged outside the cleaning rod in an array mode.

As a preferred embodiment of the cleaning device according to the utility model, wherein: the end face of the stud is provided with a fixing frame, the end face of the rotary cover is provided with a rocking handle, a first transmission tooth slot is integrally formed in the rotary cover in an injection molding mode, and one end of the cleaning rod extends into the rotary cover and is provided with a second transmission tooth slot meshed with the first transmission tooth slot.

As a preferred embodiment of the cleaning device according to the utility model, wherein: the brush assembly comprises a fixed frame in threaded connection with the cleaning rod, a movable plate movably arranged in the fixed frame, a fixed panel in threaded connection with the outside of the movable plate and a cleaning brush arranged on the end face of the fixed panel; the movable channel is arranged outside the fixed frame in a penetrating manner, the movable plate is provided with a supporting sliding block which is in sliding connection with the movable channel, one end of the supporting sliding block penetrates through the movable channel and is in threaded connection with a limiting strip, and a second elastic piece is arranged between the end part of the movable plate and the inner end surface of the fixed frame.

The cleaning device has the beneficial effects that: the cleaning device is placed in the header, the brush in the brush assembly is effectively contacted with the inner wall of the header through the rotary cover, and the brush is used for cleaning the inner wall of the header, so that the problems are effectively solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic structural view of an auxiliary movable assembly in the present utility model.

Fig. 3 is a schematic view of the overall structure of the cleaning device in the present utility model.

Fig. 4 is a schematic cross-sectional view of a transfer cover according to the present utility model.

Fig. 5 is a schematic view illustrating a structure of a brush assembly according to the present utility model.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 and 2, in a first embodiment of the present utility model, a valve internal leakage detection mechanism is provided, in which a metering pump body 103 is mounted on a header 301 as a motive force, the header 301 is checked by a valve to form a detection system, the working pressure of the header 301 is checked by a pressure gauge 302, and a backflow is set to ensure that the pressure is stable, reliable and effective, so as to ensure that the valve detection effect is correct from the actual situation.

Specifically, the bearing assembly 100 comprises a base 101, an auxiliary movable assembly 102 arranged at the end part of the base 101 and a metering pump body 103 detachably arranged at the end part of the base 101; four upright posts 200 symmetrically screwed on the end part of the base 101, and a vertical plate 201 with a concave section is arranged between every two upright posts 200; and, the valve detecting assembly 300 comprises a header 301 arranged at the end of the vertical plate 201, a plurality of detecting pipelines 301a which are integrally injection molded outside the header 301 and communicated with the interior of the header 301, and a pressure gauge 302 arranged at one end of the header 301.

Preferably, the outer sides of the detection pipelines 301a are respectively provided with a flange plate 301a-1, the other ends of the headers 301 are provided with openings, the inner walls of the openings are provided with internal thread grooves, the other ends of the headers 301 are detachably provided with temporary sealing components 303, and the temporary sealing components 303 comprise swivel 303a; when the valves of each type are required to be inspected, the flange 301a-1 on the overhaul pipeline 301a corresponding to the water inlet port diameter of the type is detached, and the valves are installed on the overhaul pipeline 301a, wherein the temporary sealing component 303 is used for sealing operation in the valve overhaul process of the header 301.

Preferably, the end part of the swivel 303a is integrally injection-molded with a screw rod matched with the internal thread groove, and the outer circle Zhou Zhen of the swivel 303a is provided with a plurality of anti-slip bosses 303a-2; wherein the anti-slip lobes 303a-2 increase friction between the tool and the swivel 303 a.

Preferably, a water inlet pipe 103a is arranged at the water inlet end of the metering pump body 103, a water outlet pipe 103b is arranged at the water outlet end of the metering pump body 103, and one end of the water inlet pipe 103a and one end of the water outlet pipe 103b are communicated with the header 301; and a travel reflux system is used for realizing the maintenance operation.

To sum up, when the valve is overhauled, the valve is tightly closed, the flange piece 301a-1 is disassembled, the water inlet end of the valve is installed on the overhauling pipeline 301a, the inner cavity of the header 301 is in a closed state, at the moment, the metering pump body 103 is started, the stroke of the metering pump body 103 is utilized to regulate the control pressure (which is fully recorded in the prior art), and whether the valve has internal leakage or not can be known by observing the numerical value of the pressure gauge 203, so that the internal leakage detection of the valve is completed.

Example 2

Referring to fig. 1, a second embodiment of the present utility model is based on the previous embodiment, except that it is ensured that the metering pump body 103 does not roll while ensuring the integrity of the detection mechanism.

Specifically, the wedge-shaped limiting blocks 200a are arranged outside the upright rods 200, the wedge-shaped limiting blocks 200a of the two upright rods 200 form a limiting groove, and a limiting boss 103c which can be movably matched with the limiting groove is arranged at the end part of the metering pump body 103.

In summary, when the detection mechanism is assembled, the metering pump body 103 can be placed at the top of the base 101, then the upright rod 201 is installed, and the metering pump body 103 is fixed by matching the wedge-shaped limiting block 200a on the upright rod 201 with the limiting boss 103c below the metering pump body 103.

Example 3

Referring to fig. 1-2, a third embodiment of the present utility model is based on the previous embodiment, except that the mobility of the detecting mechanism can be effectively improved.

Specifically, the auxiliary movable assembly 102 includes a first hinge seat 102a and a second hinge seat 102b disposed at the end of the base 101, a support arm 102a-1 disposed outside the first hinge seat 102a, and a roller 102a-2 disposed outside the support arm 102 a-1; wherein the support arm 102a-1 rotates a small amount on the first hinge base 102a, and the roller 102a-2 is used to provide displacement of the mechanism as a whole.

The damper 102b-1 is arranged outside the second hinging seat 102b, one end of the damper 102b-1 is hinged with the supporting arm 102a-1, and a first elastic piece 102b-2 is sleeved outside the damper 102 b-1; wherein the first elastic member 102b-2 is a compression spring.

In summary, when the entire detection mechanism is moved, the upright 201 is pushed to move the mechanism under the support of the roller 102a-2, and when the road surface is rugged, the damper 102b-1 and the first elastic member 102b-2 cooperate to give a certain damping effect to the base 101 and improve the passing performance.

Example 4

Referring to fig. 1-5, a fourth embodiment of the present utility model provides a cleaning apparatus 400, wherein the cleaning apparatus 400 is placed in a header 301, a cleaning brush 404b-2 in a brush assembly 404 is effectively contacted with the wall of the header 301 by rotating a cap 403, and cleaning work is performed on the inner wall of the header 301 by using the cleaning brush 404 b-2.

Specifically, the cleaning rod 401, the stud 402 arranged at one end of the cleaning rod 401, the rotary cover 403 rotatably arranged at the end face of the stud 402, and the brush assembly 404 arranged outside the cleaning rod 401 in an array; wherein studs 402 are used to effect the connection of cleaning device 400 to header 301.

The end face of the stud 402 is provided with a fixed frame 402a, the end face of the rotary cover 403 is provided with a rocking handle 403b, a first transmission tooth groove 403a is integrally formed in the rotary cover 403 in an injection molding mode, and one end of the cleaning rod 401 extends into the rotary cover 403 and is provided with a second transmission tooth groove 401a meshed with the first transmission tooth groove 403 a; wherein, on the basis of the engagement of the first transmission tooth slot 403a and the second transmission tooth slot 401a, the cleaning rod 401 can be driven to rotate when the rotary cover 403 is rotated.

The brush assembly 404 includes a fixed frame 404a screw-coupled to the cleaning rod 401, a movable plate 404b movably disposed in the fixed frame 404a, a fixed panel 404b-1 screw-coupled to the outside of the movable plate 404b, and a cleaning brush 404b-2 mounted on an end surface of the fixed panel 404 b-1; the fixed frame 404a is externally provided with a movable channel 404a-1 in a penetrating way, the movable plate 404b is externally provided with a support sliding block 404c which is in sliding connection with the movable channel 404a-1, one end of the support sliding block 404c penetrates through the movable channel 404a-1 and is in threaded connection with a limit bar 404c-1, and a second elastic piece is arranged between the end part of the movable plate 404b and the inner end surface of the fixed frame 404 a; wherein the cleaning brush 404b-2 will be thrown out when the cleaning lever 401 is rotated to ensure sufficient contact of the cleaning brush 404b-2 with the inner wall of the header 301.

To sum up, when cleaning the inner wall of the header 301, the temporary seal assembly 303 is removed, and the cleaning device 400 is mounted on the header 301 through the stud, and at this time, the cleaning rod 401 enters the inner wall of the header 301; the cleaning lever 401 is brought into a rotated state by rotating the rotating cover 403 by the crank 403 b. The rotating cleaning bar 401 will generate a centrifugal force so that the movable plate 404b is gradually thrown out from the inside of the fixed frame 404a to drive the cleaning brush 404b-2 outside the fixed panel 404b-1 to make full contact with the inner wall of the header 301.

The sliding connection between the supporting slider 404c and the movable channel 404a-1 can realize a certain stability of the movable plate 404b during movement, and the limit bar 404c-1 can prevent the movable plate 404 from being separated from the fixed frame 404a.

It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. The utility model provides a leak detection mechanism in valve which characterized in that: comprising the steps of (a) a step of,

the bearing assembly (100) comprises a base (101), an auxiliary movable assembly (102) arranged at the end part of the base (101) and a metering pump body (103) detachably arranged at the end part of the base (101); the method comprises the steps of,

four vertical rods (200) symmetrically screwed at the end part of the base (101), and vertical plates (201) with the cross sections in a concave shape are arranged between every two vertical rods (200); the method comprises the steps of,

the valve detection assembly (300) comprises a header (301) arranged at the end part of the vertical plate (201), a plurality of detection pipelines (301 a) which are integrally injection molded outside the header (301) and communicated with the interior of the header (301), and a pressure gauge (302) arranged at one end of the header (301).

2. The valve leak detection mechanism as defined in claim 1, wherein: the detection pipeline (301 a) is externally provided with flange pieces (301 a-1), the other end of the header (301) is of an opening design, the inner wall of the opening is provided with an inner thread groove, the other end of the header (301) is detachably provided with a temporary sealing component (303), and the temporary sealing component (303) comprises a swivel (303 a).

3. The valve internal leakage detection mechanism of claim 2, wherein: the end part of the swivel (303 a) is integrally injection-molded with a screw rod matched with the internal thread groove, and a plurality of anti-slip bulges (303 a-2) are arranged on the outer circle Zhou Zhen of the swivel (303 a).

4. The valve leak detection mechanism as defined in claim 1, wherein: the metering pump is characterized in that a water inlet pipe (103 a) is arranged at the water inlet end of the metering pump body (103), a water outlet pipe (103 b) is arranged at the water outlet end of the metering pump body (103), and one ends of the water inlet pipe (103 a) and the water outlet pipe (103 b) are communicated with the header (301).

5. The valve leak detection mechanism as defined in claim 1, wherein: the metering pump is characterized in that wedge-shaped limiting blocks (200 a) are arranged outside the vertical rods (200), two wedge-shaped limiting blocks (200 a) of the vertical rods (200) form a limiting groove, and a limiting boss (103 c) which can be movably matched with the limiting groove is arranged at the end part of the metering pump body (103).

6. The valve leak detection mechanism as defined in claim 1, wherein: the auxiliary movable assembly (102) comprises a first hinging seat (102 a) and a second hinging seat (102 b) which are arranged at the end part of the base (101), a supporting arm (102 a-1) arranged outside the first hinging seat (102 a) and a roller (102 a-2) arranged outside the supporting arm (102 a-1).

7. The valve leak detection mechanism as defined in claim 6, wherein: the damper (102 b-1) is arranged outside the second hinging seat (102 b), one end of the damper (102 b-1) is hinged with the supporting arm (102 a-1), and a first elastic piece (102 b-2) is sleeved outside the damper (102 b-1).

8. A cleaning device (400), characterized by: the valve internal leakage detection mechanism comprises the valve internal leakage detection mechanism according to any one of claims 1-7; the method comprises the steps of,

the cleaning device comprises a cleaning rod (401), a stud (402) arranged at one end of the cleaning rod (401), a rotating cover (403) rotatably arranged on the end face of the stud (402) and brush assemblies (404) arranged outside the cleaning rod (401) in an array mode.

9. The cleaning apparatus (400) of claim 8, wherein: the end face of the stud (402) is provided with a fixing frame (402 a), the end face of the rotary cover (403) is provided with a rocking handle (403 b), a first transmission tooth groove (403 a) is integrally formed in the rotary cover (403) in an injection molding mode, and one end of the cleaning rod (401) extends into the rotary cover (403) and is provided with a second transmission tooth groove (401 a) meshed with the first transmission tooth groove (403 a).

10. The cleaning apparatus (400) of claim 9, wherein: the brush assembly (404) comprises a fixed frame (404 a) in threaded connection with the cleaning rod (401), a movable plate (404 b) movably arranged in the fixed frame (404 a), a fixed panel (404 b-1) in threaded connection with the outside of the movable plate (404 b), and a cleaning brush (404 b-2) arranged on the end face of the fixed panel (404 b-1);

the fixed frame (404 a) is externally provided with a movable channel (404 a-1) in a penetrating mode, the movable plate (404 b) is externally provided with a supporting sliding block (404 c) which is in sliding connection with the movable channel (404 a-1), one end of the supporting sliding block (404 c) penetrates through the movable channel (404 a-1) and is in threaded connection with a limiting strip (404 c-1), and a second elastic piece is arranged between the end portion of the movable plate (404 b) and the inner end face of the fixed frame (404 a).

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