CN219224051U

CN219224051U - Detection device for valve rubber

Info

Publication number: CN219224051U
Application number: CN202223404675.1U
Authority: CN
Inventors: 周永善; 杨兴伟
Original assignee: Chongqing Yonghong Petrochemical Equipment Co ltd
Current assignee: Chongqing Yonghong Petrochemical Equipment Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-20
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to the technical field of sealing element detection, in particular to a detection device for valve rubber; comprising the following steps: the LED color lamp comprises a box body and an LED color lamp, wherein a water storage groove is formed in the box body, a fixed sealing assembly is arranged in the box body, a detection assembly is arranged in the box body, the LED color lamp is arranged at the bottom end of the box body, the installation position of the LED color lamp corresponds to the installation position of the water storage groove, and the installation height of the LED color lamp is lower than that of the water storage groove. This detection device for valve rubber, rubber sealing member are in the gas tightness testing process, and the staff can be according to the light condition difference that is located, through the colour of adjusting the LED color lamp, get rid of the interference of environmental light factor to reach the condition that the leakproofness gas tightness that awaits measuring was come clear to the best observation state, thereby ensured the accuracy of testing result.

Description

Detection device for valve rubber

Technical Field

The utility model relates to the technical field of sealing element detection, in particular to a detection device for valve rubber.

Background

The valve rubber is used for sealing the valve seat of the drilling mud pump and the valve seat of the well cementation cement vehicle, is a vulnerable part of petroleum equipment such as a fracturing truck, a well cementation cement vehicle, a plunger pump, a mud pump and the like, and is a rubber part matched with the valve body of the drilling mud pump. The valve rubber is made of polyurethane material. Polyurethane is short for polyurethane, is a high polymer material, and is widely applied to various fields of national economy due to its excellent performance.

At present, detection items of rubber seals mainly aim at detecting seal materials, and specific detection items comprise: hardness, tensile strength, elongation at break, compression set, and the like; the test data are processed by the aging tests of oil resistance, hot air aging, low-temperature brittleness, sulfuric acid resistance, nitric acid resistance, hydrochloric acid resistance, sodium hydroxide resistance and the like, and the airtight performance of the sealing ring is comprehensively judged.

With the development of society, there are a large number of devices for directly measuring the air tightness of a sealing member, for example, a "device for detecting the air tightness of a rubber sealing member for a water pump" disclosed in patent No. 202122457582.4 includes: the workbench is fixedly provided with a supporting frame, the inside of the supporting frame is suspended with a sealing cover through a telescopic device, the upper wall surface of the supporting frame is fixedly provided with a miniature air pump, the position of the upper wall surface of the workbench, which corresponds to the sealing cover, is provided with a water storage tank, the inside of the water storage tank is fixedly provided with a placing block through a cylindrical block, the upper wall surface of the placing block is provided with a fixing groove, and the bottom surface of the inside of the fixing groove is provided with four exhaust holes at equal intervals;

when the device is used, whether the sealing effect of the sealing element is judged by observing whether the water storage tank is provided with bubbles or not, but the situation that the leakage amount of the sealing element is very small exists in the detection process, so that the generated bubbles are less, and the water storage tank is arranged in the workbench, so that workers are easily interfered by the factors of ambient light when observing, and the accuracy of the sealing performance detection result of the sealing element is affected.

Therefore, those skilled in the art have been working to develop a detection device for valve rubber.

Disclosure of Invention

The utility model aims to solve the technical problem that the existing device is easily interfered by the environmental light factor.

In order to achieve the above object, the present utility model provides a detection device for valve rubber, comprising: the LED color lamp comprises a box body and an LED color lamp, wherein a water storage groove is formed in the box body, a fixed sealing assembly is arranged in the box body, a detection assembly is arranged in the box body, the LED color lamp is arranged at the bottom end of the box body, the installation position of the LED color lamp corresponds to the installation position of the water storage groove, and the installation height of the LED color lamp is lower than that of the water storage groove.

In the rubber sealing performance detection process, firstly, a specified amount of water is placed in the water storage tank, secondly, a workpiece to be detected is fixedly sealed by utilizing the fixed sealing assembly, and then the sealing performance of the workpiece is detected by utilizing the detection assembly.

The front surface of the box body is provided with a sliding door, the outer surface of the sliding door is provided with an observation window, and the installation height of the observation window corresponds to the installation height of the water storage groove. The outer surface of the sliding door is provided with a control panel, and the control panel is electrically connected with the LED colored lamps.

The sliding door adopts the existing sealing structure in the market in the field, so that the sealing performance of the sliding door when being connected with the box body can be ensured. The design of the control panel facilitates the staff to turn on the LED colored lamps, and simultaneously enables the staff to adjust the colors of the LED colored lamps according to the environment in actual use.

Wherein the cross section of the water storage tank is in a concave structure. The water inlet pipe and the water outlet pipe are symmetrically arranged on the left side and the right side of the outer surface of the water storage tank, the tail ends of the water inlet pipe and the water outlet pipe extend from the inside of the tank body to the outside, and the installation height of the water inlet pipe is higher than that of the water outlet pipe.

The adoption of inlet tube and drain pipe is on the market current from taking unidirectional structure of valve, and the user accessible inlet tube adds the moisture of appointed volume in the catch basin inside, and when not using, the accessible drain pipe is with the inside moisture direction drainage of catch basin to external storage, avoids the waste of moisture. The width of the recess in the cross section of the water storage tank corresponds to the width of the sealing cover, so that when the gas leakage phenomenon occurs, the sealing cover can limit the gas flowing upwards, and the leaked gas enters the water storage tank through the preset air inlet hole.

The fixed sealing assembly comprises a fixed plate, the fixed plate is arranged at the center of the upper surface of the water storage tank, and the fixed plate is of a dismounting and mounting structure fixed through bolts.

The rubber sealing piece to be detected is fixedly supported through the design of the fixing plate, and the fixing plate with the corresponding radian is convenient for workers to select according to the curvature of the rubber sealing piece through the dismounting and mounting structure.

The detection assembly comprises an air inlet hole, and two groups of air inlet holes are symmetrically arranged on the left side and the right side of the inner surface of the water storage groove in advance.

If the rubber sealing piece has poor tightness detection in the detection process and has air leakage, leaked air can enter the water storage tank through the air inlet hole, so that air bubbles are generated in the water storage tank, and the air tightness of the rubber sealing piece is not up to the standard.

The fixed sealing assembly further comprises an electric push rod, the electric push rod is vertically arranged at the center of the upper end face of the box body, and the tail end of the output end of the electric push rod is connected with a sealing cover in a clamping mode. The installation position of the sealing cover corresponds to the installation position of the fixing plate.

The electric push rod is electrically connected with the control panel, and a worker can start the electric push rod through the control panel, so that the electric push rod drives the sealing cover to vertically move up and down, and the tail end of the output end of the electric push rod is fixed with the sealing cover through a bolt.

The detection assembly further comprises a gas channel, the gas channel is vertically arranged on one side of the upper end face of the sealing cover, and a dismounting and mounting structure is arranged between the gas channel and the sealing cover. The upper end of the gas channel extends from the inside of the box body to the outside.

The gas channel adopts the pipeline that middle part is telescopic structure on the market, in the gas tightness testing process, can be connected gas channel upper end with external air pump for the gas that draws when the air pump starts enters into sealed lid inside through gas channel, and fixes through the bolt between gas channel and the sealed lid.

The beneficial effects of the utility model are as follows:

when the utility model is used, in the air tightness detection process of the rubber sealing piece, a worker can clear observe the air tightness of the sealing property to be detected by adjusting the color of the LED colored lamp and eliminating the interference of environmental light factors so as to achieve the optimal observation state according to different light conditions, thereby ensuring the accuracy of the detection result.

Drawings

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

FIG. 1 is a schematic view of the external perspective structure of a cabinet according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the internal front view of the case according to the embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a water reservoir according to an embodiment of the present utility model;

fig. 4 is a schematic perspective view of a sealing cover according to an embodiment of the present utility model.

Part name

1. A case; 2. a sliding door; 3. an observation window; 4. a control panel; 5. a water storage tank; 6. a water inlet pipe; 7. a drain pipe; 8. a fixing plate; 9. an air inlet hole; 10. an electric push rod; 11. sealing cover; 12. a gas channel; 13. LED colored lamps.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1 to 4, the present utility model provides a detection device for a valve rubber, comprising: the LED color lamp box comprises a box body 1 and an LED color lamp 13, wherein a water storage groove 5 is formed in the box body 1, a fixed sealing assembly is arranged in the box body 1, a detection assembly is arranged in the box body 1, the LED color lamp 13 is arranged at the bottom end in the box body 1, the installation position of the LED color lamp 13 corresponds to the installation position of the water storage groove 5, and the installation height of the LED color lamp 13 is lower than that of the water storage groove 5;

in this embodiment, firstly, the rubber sealing member to be detected is placed inside the box 1, and meanwhile, the fixed sealing assembly is used for fixedly supporting the tightness of the rubber, and a closed space is formed between the fixed sealing assembly and the workpiece, secondly, the air tightness of the workpiece is detected by the detection assembly, in the detection process, staff can eliminate the interference of environmental light factors by adjusting the color of the LED colored lamp 13 according to different light conditions, so that the condition of clearly observing the air tightness of the tightness to be detected in the optimal observation state is achieved, and the accuracy of the detection result is ensured.

Further, a sliding door 2 is arranged on the front surface of the box body 1, an observation window 3 is arranged on the outer surface of the sliding door 2, and the installation height of the observation window 3 corresponds to the installation height of the water storage groove 5. The outer surface of the sliding door 2 is provided with a control panel 4, and the control panel 4 is electrically connected with the LED colored lamps 13;

in this embodiment, first, when the sealing member is placed, the operator can push or pull the sliding door 2, so that the sliding door 2 is tightly attached to the box 1, in the process of detecting the air tightness of the workpiece, the observation window 3 can observe the inside of the water storage tank 5, if no air bubble is generated in the water storage tank 5, the air tightness of the workpiece reaches the standard, and if air bubble is generated in the water storage tank 5, the air leakage phenomenon of the rubber sealing member is indicated, so that the air tightness of the workpiece does not reach the standard. The control panel 4 design embodies the degree of automation of the present device.

Further, the cross section of the water storage tank 5 is in a concave structure. The left side and the right side of the outer surface of the water storage tank 5 are symmetrically provided with a water inlet pipe 6 and a water outlet pipe 7, the tail ends of the water inlet pipe 6 and the water outlet pipe 7 extend from the inside of the box body 1 to the outside, and the installation height of the water inlet pipe 6 is higher than that of the water outlet pipe 7;

in this embodiment, before the air tightness of the workpiece is detected, a specified amount of water can be added into the water storage tank 5 through the water inlet pipe 6, and when the detection is completed and the water storage tank is not used, the valve on the outer surface of the water discharge pipe 7 can be opened, so that the water in the water storage tank 5 is discharged to the outside.

Further, the fixed seal assembly comprises a fixed plate 8, the fixed plate 8 is arranged at the center of the upper surface of the water storage tank 5, the fixed plate 8 is of a disassembling and installing structure fixed through bolts, the fixed seal assembly further comprises an electric push rod 10, the electric push rod 10 is vertically arranged at the center of the upper end face of the box body 1, and the tail end of the output end of the electric push rod 10 is connected with a seal cover 11 in a clamping mode. The installation position of the sealing cover 11 corresponds to the installation position of the fixing plate 8;

in this embodiment, firstly, the corresponding fixing plate 8 is selected according to the curvature of the workpiece to be detected, and when the fixing plate 8 is selected to be assembled, the workpiece to be detected can be placed on the upper end surface of the fixing plate, so that the fixing effect on the workpiece is achieved, and secondly, the electric push rod 10 is started, so that the electric push rod 10 drives the sealing cover 11 to vertically move downwards until the sealing cover 11 is tightly attached to the fixing plate 8, and a closed space is formed.

Further, the detection assembly comprises an air inlet hole 9, two groups of air inlet holes 9 are symmetrically arranged on the left side and the right side of the inner surface of the water storage tank 5 in advance, the detection assembly further comprises a gas channel 12, the gas channel 12 is vertically arranged on one side of the upper end face of the sealing cover 11, and a dismounting and mounting structure is arranged between the gas channel 12 and the sealing cover 11. The upper end of the gas channel 12 extends from the inside of the box body 1 to the outside;

in this embodiment, firstly, the upper end of the gas channel 12 is connected with an external air pump, secondly, when the workpiece is fixed and placed, the gas in the gas channel 12 can flow into a sealed space formed between the sealing cover 11 and the fixing plate 8, if no gas leaks from the sealed space formed between the sealing cover 11 and the fixing plate 8, the gas tightness of the workpiece meets the standard, if the gas leakage phenomenon occurs at the sealed space formed between the sealing cover 11 and the fixing plate 8, the gas can enter the water storage tank 5 through the air inlet hole 9, so that bubbles are generated in the water storage tank 5, and the gas tightness of the workpiece is conveniently judged by staff.

The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.

Claims

1. A valve body is detection device for rubber, includes: box (1) and LED festoon lamp (13), box (1) inside is provided with catch basin (5), box (1) inside is provided with fixed seal assembly, box (1) inside is provided with detection component, its characterized in that, LED festoon lamp (13) set up in box (1) inside bottom, and the mounted position of LED festoon lamp (13) is corresponding with the mounted position of catch basin (5) to the mounting height of LED festoon lamp (13) is less than the mounting height of catch basin (5).

2. The detection device for the valve rubber according to claim 1, wherein a sliding door (2) is mounted on the front surface of the box body (1), an observation window (3) is arranged on the outer surface of the sliding door (2), the installation height of the observation window (3) corresponds to the installation height of the water storage groove (5), a control panel (4) is arranged on the outer surface of the sliding door (2), and the control panel (4) is electrically connected with the LED colored lamp (13).

3. The device for detecting the valve rubber according to claim 1, wherein the cross section of the water storage tank (5) is of a concave structure, the water inlet pipe (6) and the water outlet pipe (7) are symmetrically arranged on the left side and the right side of the outer surface of the water storage tank (5), the tail ends of the water inlet pipe (6) and the water outlet pipe (7) extend from the inside of the box body (1) to the outside, and the installation height of the water inlet pipe (6) is higher than that of the water outlet pipe (7).

4. A valve rubber detection device as in claim 1, wherein the fixed sealing assembly comprises a fixed plate (8), the fixed plate (8) is mounted at the center of the upper surface of the water storage tank (5), and the fixed plate (8) is a detachable mounting structure fixed by bolts.

5. The detection device for the valve rubber according to claim 1, wherein the detection assembly comprises air inlets (9), and two groups of air inlets (9) are symmetrically arranged on the left side and the right side of the inner surface of the water storage tank (5).

6. The detection device for the valve rubber according to claim 1, wherein the fixed sealing assembly further comprises an electric push rod (10), the electric push rod (10) is vertically installed at the center of the upper end face of the box body (1), the tail end of the output end of the electric push rod (10) is connected with a sealing cover (11) in a clamping mode, and the installation position of the sealing cover (11) corresponds to the installation position of the fixed plate (8).

7. The detection device for the valve rubber according to claim 1, wherein the detection assembly further comprises a gas channel (12), the gas channel (12) is vertically arranged on one side of the upper end face of the sealing cover (11), a dismounting and mounting structure is arranged between the gas channel (12) and the sealing cover (11), and the upper end of the gas channel (12) extends from the inside of the box body (1) to the outside.