CN220825909U - Filter clamping mechanism - Google Patents
Filter clamping mechanism Download PDFInfo
- Publication number
- CN220825909U CN220825909U CN202322557552.XU CN202322557552U CN220825909U CN 220825909 U CN220825909 U CN 220825909U CN 202322557552 U CN202322557552 U CN 202322557552U CN 220825909 U CN220825909 U CN 220825909U
- Authority
- CN
- China
- Prior art keywords
- pull rod
- filter
- inner sleeve
- clamping mechanism
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims description 30
- 238000001514 detection method Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a filter clamping mechanism, which comprises: an inner sleeve; a jacket; the first pull rod is inserted into the through hole of the inner sleeve, axially slides with the inner sleeve, is in circumferential limit fit, and is provided with a round hole at the front end; a second pull rod; the elastic piece is arranged between the second pull rod and the first pull rod; the thread head is in threaded connection with an inner hole of the filter and is detachably arranged in the fixing hole; and the power source is fixedly connected with the first pull rod and gives the pulling force for the axial movement of the first pull rod. The pull rod is arranged to be the first pull rod and the second pull rod, so that the second pull rod can axially move relative to the first pull rod, and when the threaded head is matched with the filter, if the insection is not aligned, the second pull rod can relatively move to play a role of avoiding, so that damage to the filter is avoided.
Description
Technical Field
The utility model particularly relates to a filter clamping mechanism.
Background
The filter needs to carry out the gas tightness detection, and when carrying out the gas tightness detection, need to pass through the hole threaded connection of screw rod and filter, and drive it and press on sealed face, realize the sealing of filter bottom, then carry out the gas tightness detection through soaking the water tank, in order to improve production efficiency, a testing mechanism for filter check out equipment as disclosed in chinese patent CN214502788U at present, its inside is equipped with a plurality of filter mounting fixtures, utilize the filter mounting fixture to fix the filter, and press on sealed face, it adopts full automated inspection's mode to carry out the gas tightness detection of filter, but because a plurality of filters of needs once only centre gripping, and the screw thread position of the hole of every filter is inconsistent, if directly utilize the direct rotation of filter mounting fixture and the hole connection of filter, because the screw thread mouth does not correspond, it can lead to the screw thread mouth of filter hole.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model aims to provide a filter clamping mechanism.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a filter clamping mechanism, comprising:
The inner sleeve is provided with a through hole which is penetrated up and down, and a rotating piece which is arranged in a linkage way with the inner sleeve is arranged outside the inner sleeve;
The outer sleeve is sleeved on the outer side of the inner sleeve, and the front end of the outer sleeve is provided with a sealing surface matched with the filter;
The first pull rod is inserted into the through hole of the inner sleeve, axially slides with the inner sleeve, is in circumferential limit fit, and is provided with a round hole at the front end;
A second pull rod; the elastic piece is arranged between the second pull rod and the first pull rod;
the thread head is in threaded connection with an inner hole of the filter and is detachably arranged in the fixing hole;
And the power source is fixedly connected with the first pull rod and gives the pulling force for the axial movement of the first pull rod.
The front end of the outer sleeve is provided with a matching surface, a detachable sealing element is arranged on the matching surface, and a fixing element for fixing the sealing element on the matching surface is arranged on the outer side of the sealing element.
The front end of the thread head is provided with a conical surface.
The surface of the first pull rod is provided with a strip-shaped groove, the second pull rod is correspondingly provided with a positioning pin, and the positioning pin is arranged in the strip-shaped groove and can slide relative to the strip-shaped groove.
The inner wall of the inner sleeve is provided with a key groove, and the surface of the first pull rod is provided with a key matched with the key groove.
The bottom of the second pull rod is provided with a positioning column, and the bottom of the round hole is provided with a positioning hole matched with the positioning column.
And an avoidance space for placing the elastic piece is arranged between the bottom of the second pull rod and the positioning hole.
An elastic piece is arranged between the front end of the second pull rod and the opening of the round hole.
A plurality of sealing rings are arranged between the first pull rod and the inner sleeve.
A plurality of sealing rings are arranged between the second pull rod and the second pull rod.
The utility model has the beneficial effects that: the pull rod is arranged to be the first pull rod and the second pull rod, so that the second pull rod can axially move relative to the first pull rod, and when the threaded head is matched with the filter, if the insection is not aligned, the second pull rod can relatively move to play a role of avoiding, so that damage to the filter is avoided.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic cross-sectional view of the present utility model.
FIG. 3 is a schematic cross-sectional view of the inner sleeve, the first tie rod and the second tie rod of the present utility model.
Fig. 4 is a schematic structural view of the first tie rod of the present utility model.
Fig. 5 is a schematic structural view of the second tie rod of the present utility model.
Fig. 6 is a schematic structural view of the inner sleeve of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
As shown, the present utility model discloses a filter clamping mechanism, comprising:
The inner sleeve 8 is provided with a through hole which penetrates up and down, the outer part of the inner sleeve is provided with a rotating piece 2 which is arranged in a linkage way with the inner sleeve, the rotating piece can be a belt pulley, the surface of the rotating piece is provided with an air inlet hole for air intake during air tightness detection, and the outer part of the inner sleeve is also provided with a fixing mechanism 5 for fixing a clamping mechanism;
The outer sleeve 1 is sleeved on the outer side of the inner sleeve, and the front end of the outer sleeve is provided with a sealing surface matched with the filter; the outer sleeve is matched with the inner sleeve, a plurality of sealing rings are arranged between the outer sleeve and the inner sleeve, and air outlet holes are arranged between the sealing rings and the sealing surfaces, so that a circulating gas channel is formed inside the inner sleeve by matching with the inner sleeve;
The first pull rod 6 is inserted into the through hole of the inner sleeve, axially slides with the inner sleeve, is in circumferential limit fit, and is provided with a round hole at the front end;
A second tie rod 7; the elastic piece is arranged between the second pull rod and the first pull rod;
Through setting up the pull rod into the split structure of first pull rod and second pull rod for the second pull rod can produce the displacement relative to first pull rod, and then makes when second pull rod atress, and it can utilize this displacement to realize dodging, and then can avoid the impact of screw thread head to the screw thread of filter hole, causes the damage to it.
The thread head 9 is in threaded connection with an inner hole of the filter, can be detachably arranged in the fixed hole, can be matched with the second pull rod in a threaded connection mode, and can be replaced according to the inner hole diameters of different filters, so that different filters can be clamped and used;
The power source 3 is fixedly connected with the first pull rod, the first pull rod is connected with the power source through the coupler 4, the tensile force for axial movement of the first pull rod is given, the power source is an air cylinder, the first pull rod is driven to relatively move, and then the filter fixedly connected with the threaded head moves towards the sealing surface.
The front end of the outer sleeve is provided with a matching surface, a detachable sealing element 12 is arranged on the matching surface, a fixing element 11 for fixing the sealing element on the matching surface is arranged on the outer side of the sealing element, the sealing element is arranged in multiple steps, the bottom-most step of the sealing element is pressed by the fixing element, fixing is achieved, and meanwhile the sealing element can be replaced by disassembling the fixing element.
The front end of the thread head is provided with the conical surface 91, so that the thread head is easier to be matched with an inner hole of the filter, the function of fixing the filter is achieved, and then the power source drives the first pull rod to tightly press the filter on the sealing surface of the outer sleeve, so that the sealing between the filter and the clamping mechanism is achieved.
The first pull rod surface is equipped with bar groove 63, the second pull rod corresponds to be equipped with locating pin 72, the locating pin is arranged in the bar groove, and can slide relative bar groove, realizes through the cooperation of locating pin and bar groove that the first pull rod axial displacement circumference is spacing relatively.
The inner wall of the inner sleeve is provided with a key groove 81, the surface of the first pull rod is provided with a key 10 matched with the key groove, and circumferential limitation of the first pull rod and the inner sleeve is realized by utilizing the key groove matching.
The locating column 73 is arranged at the bottom of the second pull rod, the locating hole 61 matched with the locating column is arranged at the bottom of the round hole, the guiding function is achieved, meanwhile, the second pull rod is arranged into tubular structures with different diameters, the matching reliability of the second pull rod and the tubular structures with different diameters can be better guaranteed, and the elastic piece is fixed by the aid of the tubular structures with different diameters.
An avoidance space for placing the elastic piece is arranged between the bottom of the second pull rod and the positioning hole, so that the second pull rod has a certain displacement relative to the first pull rod, and the avoidance effect is achieved.
An elastic piece is arranged between the front end of the second pull rod and the opening of the round hole, and is arranged at the bottom or the opening end or both, and the elastic piece is selected according to requirements.
A plurality of sealing rings are arranged between the first pull rod and the inner sleeve to play a role in sealing, so that air leakage is prevented, and air tightness detection is affected.
A plurality of sealing rings are arranged between the second pull rod and the second pull rod, so that the sealing effect is achieved, air leakage is prevented, and air tightness detection is affected.
The examples should not be construed as limiting the utility model, but any modifications based on the spirit of the utility model should be within the scope of the utility model.
Claims (10)
1. A filter fixture, characterized in that: it comprises the following steps:
The inner sleeve is provided with a through hole which is penetrated up and down, and a rotating piece which is arranged in a linkage way with the inner sleeve is arranged outside the inner sleeve;
The outer sleeve is sleeved on the outer side of the inner sleeve, and the front end of the outer sleeve is provided with a sealing surface matched with the filter;
The first pull rod is inserted into the through hole of the inner sleeve, axially slides with the inner sleeve, is in circumferential limit fit, and is provided with a round hole at the front end;
A second pull rod; the elastic piece is arranged between the second pull rod and the first pull rod;
the thread head is in threaded connection with an inner hole of the filter and is detachably arranged in the fixing hole;
And the power source is fixedly connected with the first pull rod and gives the pulling force for the axial movement of the first pull rod.
2. The filter clamping mechanism of claim 1, wherein: the front end of the outer sleeve is provided with a matching surface, a detachable sealing element is arranged on the matching surface, and a fixing element for fixing the sealing element on the matching surface is arranged on the outer side of the sealing element.
3. The filter clamping mechanism of claim 1, wherein: the front end of the thread head is provided with a conical surface.
4. The filter clamping mechanism of claim 1, wherein: the surface of the first pull rod is provided with a strip-shaped groove, the second pull rod is correspondingly provided with a positioning pin, and the positioning pin is arranged in the strip-shaped groove and can slide relative to the strip-shaped groove.
5. The filter clamping mechanism of claim 1, wherein: the inner wall of the inner sleeve is provided with a key groove, and the surface of the first pull rod is provided with a key matched with the key groove.
6. The filter clamping mechanism of claim 1, wherein: the bottom of the second pull rod is provided with a positioning column, and the bottom of the round hole is provided with a positioning hole matched with the positioning column.
7. The filter clamping mechanism of claim 6, wherein: and an avoidance space for placing the elastic piece is arranged between the bottom of the second pull rod and the positioning hole.
8. The filter clamping mechanism of claim 1, wherein: an elastic piece is arranged between the front end of the second pull rod and the opening of the round hole.
9. The filter clamping mechanism of claim 1, wherein: a plurality of sealing rings are arranged between the first pull rod and the inner sleeve.
10. The filter clamping mechanism of claim 1, wherein: a plurality of sealing rings are arranged between the second pull rod and the second pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322557552.XU CN220825909U (en) | 2023-09-20 | 2023-09-20 | Filter clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322557552.XU CN220825909U (en) | 2023-09-20 | 2023-09-20 | Filter clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220825909U true CN220825909U (en) | 2024-04-23 |
Family
ID=90724199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322557552.XU Active CN220825909U (en) | 2023-09-20 | 2023-09-20 | Filter clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220825909U (en) |
-
2023
- 2023-09-20 CN CN202322557552.XU patent/CN220825909U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |