CN210322194U

CN210322194U - Filter sealing detection device

Info

Publication number: CN210322194U
Application number: CN201921357472.7U
Authority: CN
Inventors: 王平; 艾劲松
Original assignee: Chongqing Yuanbo Machinery Co ltd
Current assignee: Chongqing Yuanbo Machinery Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-04-14
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a filter sealing detection device, which relates to the field of sealing detection, and in order to achieve the purpose, the technical proposal of the utility model comprises a detection pool, a guide post, a pressure plate, a support plate, a linear driving device, an inflator, a piston and a push rod; it has detection liquid to adorn in the detection pond, the bottom of detecting the pond is equipped with the through-hole, the peripheral vertical guide post that is equipped with of through-hole, sliding fit has clamp plate and backup pad on the guide post, the clamp plate is located the top of backup pad, it provides the support to be equipped with reset spring on the guide post of clamp plate below, the top of guide post is equipped with the roof, the top of roof is equipped with linear drive device, the vertical below that extends to the roof of linear drive device's output, and linear drive device's output tip is fixed with the clamp plate, the gas filled action is accomplished in the filter when getting into to detect liquid, do not need special gas filled assembly, the whole operation is more smooth, it is simple and convenient to detect the.

Description

Filter sealing detection device

Technical Field

The utility model relates to a filter seals detection device mainly relates to the sealed field that detects.

Background

The gasoline filter comprises a cylindrical shell with built-in filter paper, wherein an oil inlet pipe is fixedly connected to the center of the bottom of the shell, an upper cover is fixedly connected to the top of the shell, an oil outlet is fixedly connected to the center of the upper cover, a double-layer seam is processed at the joint of the upper cover and the shell, and the double-layer seam is used for ensuring the connection strength and the sealing performance between the upper cover and the shell. After the processing and forming, the tightness of the gasoline filter needs to be detected, and whether the reliable sealing connection exists at the joint of the upper cover and the oil outlet pipe, the joint of the center of the bottom of the shell and the oil inlet pipe and the double-layer bite opening is found in a reasonable detection mode. The existing filter tightness detection assembly is usually separated from a mechanism for inflating and moving a filter into a detection pool, so that the detection process is more complicated to operate, and the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to above prior art, the utility model provides a sealed detection device of filter can accomplish gas filled action when getting into detection liquid by the filter, does not need special aeration component, and overall operation is more smooth, and the detection principle is simple and convenient, can show improvement detection efficiency.

In order to achieve the above purpose, the technical scheme of the utility model is that: comprises a detection pool, a guide post, a pressure plate, a supporting plate, a linear driving device, an air cylinder, a piston and a push rod; the detection device comprises a detection tank, a detection liquid, a through hole, a guide post, a pressing plate and a support plate, wherein the detection liquid is pre-installed in the detection tank, the bottom of the detection tank is provided with the through hole, the periphery of the through hole is vertically provided with the guide post, the guide post is in sliding fit with the pressing plate and the support plate, the pressing plate is positioned above the support plate, the guide post below the pressing plate is provided with a reset spring for supporting, the top of the guide post is provided with a top plate, the linear driving device is arranged above the top plate, the output end of the linear driving device vertically extends to the lower side of the top plate; the below of through-hole with the nozzle butt joint of inflator, through-hole sliding fit has the push rod, the upper end of push rod with the backup pad, the up end of backup pad be equipped with the air cock of the up end mouth intercommunication of push rod, the lower extreme of push rod extends to in the inflator, sliding fit have in the inflator with sliding fit's piston in the inflator.

The technical principle and the beneficial effects of the utility model are as follows:

be used for placing the filter that needs detected in the backup pad, the business turn over gas port of filter blocks up through the air cock.

The upper end of the push rod is provided with a supporting plate, the push rod pushes the air cylinder downwards when the supporting plate moves downwards, the air of the air cylinder is pressed tightly in the filter through the push rod and the air nozzle, namely, when the filter is pressed into the detection liquid of the detection pool downwards along with the supporting plate, that is, the piston will pressurize the gas in the gas cylinder, the pressurized gas will fill the pressurized filter at the same time, the filter in the liquid will fill the gas, if the filter has a problem of tightness, the gas inside will leak out into the detection liquid, thereby rapidly detecting the tightness of the filter, removing the pressure on the filter or the supporting plate when the detection is finished, under the expansion action of the pressurized gas, the gas pushes the piston to move upwards, the piston is connected with the push rod, and the push rod moves upwards together with the piston, namely the support plate and the push rod move upwards together to push the filter out of the detection liquid.

The action of pressing the supporting plate downwards to enter the detection liquid is through the linear driving device, the pressing plate is pushed to move downwards through the linear driving device, and the pressing plate presses the filter downwards so that the filter and the supporting plate can enter the detection liquid together downwards.

The filter is detected through the scheme, the filter completes the inflatable action when entering the detection liquid, a special inflation assembly is not needed, the whole operation is smoother, the detection principle is simple and convenient, and the detection efficiency can be obviously improved.

Preferably, the linear driving device is a cylinder, a cylinder body of the cylinder is fixed with the top plate, an output shaft of the cylinder extends to the lower part of the top plate, and the pressing plate is driven by the cylinder to move up and down so as to be convenient to control.

Preferably, a supporting cylinder is sleeved outside the guide column between the supporting plate and the pressing plate, the supporting cylinder is in sliding fit with the guide column, the pressing plate acts on the supporting plate through the supporting cylinder, the supporting plate is further pressed downwards, and the filter is prevented from being crushed by pressing the supporting plate on the filter.

Preferably, the bottom of the air cylinder is communicated with the elastic air bag, the air capacity of the whole inner space of the air cylinder is improved through the elastic air bag, a larger volume change space is convenient to provide, and continuous air supply can be provided.

Preferably, a sealing rubber ring is matched between the push rod and the through hole, and the sealing performance of the matching between the push rod and the through hole is improved through the sealing rubber ring.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments will be briefly described below, it is obvious that the drawings in the following description are only two of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

The device comprises a detection pool 1, a guide post 2, a support plate 3, a pressure plate 4, a push rod 5, an air nozzle 6, a support cylinder 7, a return spring 8, a piston 9, a sealing rubber ring 10, an air cylinder 11, an elastic air bag 12, an air cylinder 13 and a top plate 14.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are merely preferred embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1, the embodiment of the present invention includes a detection cell 1, a guide post 2, a pressing plate 4, a supporting plate 3, a linear driving device, an air cylinder 11, a piston 9, and a push rod 5.

The detection device is characterized in that detection liquid is preassembled in the detection pool 1, a through hole is formed in the bottom of the detection pool 1, a guide post 2 is vertically arranged on the periphery of the through hole, a pressing plate 4 and a supporting plate 3 are slidably matched on the guide post 2, the pressing plate 4 is located above the supporting plate 3, a reset spring 8 is arranged on the guide post 2 below the pressing plate 4 to provide support, a top plate 14 is arranged at the top of the guide post 2, a linear driving device is arranged above the top plate 14, the output end of the linear driving device vertically extends to the position below the top plate 14, and the end part of the output end of the linear driving device is fixed with the pressing plate 4.

The lower part of the through hole is butted with the opening of the inflator 11, the push rod 5 is in sliding fit with the through hole, a sealing rubber ring 10 is matched between the push rod 5 and the through hole, and the sealing performance of the matching between the push rod 5 and the through hole is improved through the sealing rubber ring 10.

The upper end of push rod 5 with backup pad 3, the up end of backup pad 3 be equipped with the air cock 6 of the last port intercommunication of push rod 5, the lower extreme of push rod 5 extends to in the

inflator

11, 11 interior sliding fit in the inflator have with 11 interior sliding fit's of inflator piston 9.

The supporting plate 3 is used for placing a filter to be detected, and an air inlet and an air outlet of the filter are blocked by an air nozzle 6.

The upper end of the push rod 5 is provided with a supporting plate 3, the push rod 5 pushes the air cylinder 11 downwards while the supporting plate 3 moves downwards, the air in the air cylinder 11 is pressed in the filter through the push rod 5 and the air nozzle 6, namely, the air cylinder 9 pressurizes the air in the air cylinder 11 while the filter is pressed into the detection liquid in the detection pool 1 along with the supporting plate 3, the pressurized air is filled in the pressurized filter, the filter in the liquid is filled with the air, if the filter has the problem of tightness, the internal air is leaked outwards into the detection liquid, the tightness of the filter is detected quickly, when the detection is finished, the pressure on the filter or the supporting plate 3 is removed, the air pushes the piston 9 to move upwards under the expansion action of the pressurized air, the piston 9 is connected with the push rod 5, the push rod 5 moves upwards together with the piston 9, that is, the support plate 3 pushes the filter upward together with the push rod 5 to push out the detection liquid.

The action of pressing the supporting plate 3 downwards to enter the detection liquid is realized through the linear driving device, the pressing plate 4 is pushed to move downwards through the linear driving device, and the pressing plate 4 presses the filter downwards so that the filter and the supporting plate 3 enter the detection liquid together downwards. The linear driving device is a commonly used part in the prior art, and in the technology, the linear driving device is a cylinder 13, a cylinder body of the cylinder 13 is fixed with a top plate 14, an output shaft of the cylinder 13 extends to the lower part of the top plate 14, and a pressing plate 4 is driven by the cylinder 13 to move up and down, so that the linear driving device is convenient to control.

The guide post 2 overcoat between backup pad 3 with the clamp plate 4 has a section of thick bamboo 7 that props, prop a section of thick bamboo 7 with guide post 2 sliding fit, clamp plate 4 acts on backup pad 3 through propping a section of thick bamboo 7, and then pushes down backup pad 3, avoids pressing and crushes the filter on the filter.

The bottom of the air cylinder 11 is communicated with an elastic air bag 12, the air capacity of the whole inner space of the air cylinder 11 is improved through the elastic air bag 12, a larger volume change space is convenient to provide, and continuous air supply can be provided.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The filter sealing detection device is characterized by comprising a detection pool (1), a guide post (2), a pressure plate (4), a support plate (3), a linear driving device, an air cylinder (11), a piston (9) and a push rod (5); the detection device is characterized in that detection liquid is pre-installed in the detection pool (1), a through hole is formed in the bottom of the detection pool (1), a guide post (2) is vertically arranged on the periphery of the through hole, a pressing plate (4) and a supporting plate (3) are matched on the guide post (2) in a sliding mode, the pressing plate (4) is located above the supporting plate (3), a reset spring (8) is arranged on the guide post (2) below the pressing plate (4) to support the guide post, a top plate (14) is arranged at the top of the guide post (2), the linear driving device is arranged above the top plate (14), the output end of the linear driving device vertically extends to the position below the top plate (14), and the end portion of the output end of the linear driving device is fixed with the pressing plate (4); the below of through-hole with the nozzle butt joint of inflator (11), through-hole sliding fit has push rod (5), the upper end of push rod (5) with backup pad (3), the up end of backup pad (3) be equipped with air cock (6) of the up end intercommunication of push rod (5), the lower extreme of push rod (5) extends to in inflator (11), inflator (11) sliding fit have with sliding fit's piston (9) in inflator (11).

2. The filter seal detection device according to claim 1, wherein: the linear driving device is an air cylinder (13), a cylinder body of the air cylinder (13) is fixed with the top plate (14), and an output shaft of the air cylinder (13) extends to the lower part of the top plate (14).

3. The filter seal detection device according to claim 1, wherein: the guide post (2) between the supporting plate (3) and the pressing plate (4) is sleeved with a supporting cylinder (7), and the supporting cylinder (7) is in sliding fit with the guide post (2).

4. The filter seal detection device according to claim 1, wherein: the bottom of the inflator (11) is communicated with an elastic air bag (12).

5. The filter seal detection device according to claim 1, wherein: and a sealing rubber ring (10) is matched between the push rod (5) and the through hole.