CN218157430U - Integrity detection device for barrel filter - Google Patents
Integrity detection device for barrel filter Download PDFInfo
- Publication number
- CN218157430U CN218157430U CN202221868565.8U CN202221868565U CN218157430U CN 218157430 U CN218157430 U CN 218157430U CN 202221868565 U CN202221868565 U CN 202221868565U CN 218157430 U CN218157430 U CN 218157430U
- Authority
- CN
- China
- Prior art keywords
- lead screw
- movable
- testing
- barrel
- guide
- 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.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The application provides a bucket filter integrality detection device, includes: a drive assembly (1); a guide portion (5), the guide portion (5) extending along a straight line; the movable detection part (2) can be connected to the guide part (5) in a sliding manner along the guide part (5), the movable detection part (2) is annular, and an area defined by the movable detection part (2) is used for placing a filter to be detected; and the screw transmission assembly (4) is used for connecting the driving assembly (1) and the movable detection part (2) through the screw transmission assembly (4), and the screw transmission assembly (4) can convert the rotary motion of the driving assembly (1) into the linear motion of the movable detection part (2).
Description
Technical Field
The present application relates to a barrel filter integrity detection device.
Background
For the barrel-type high-efficiency filter, due to the structural limitation of the filter, when the integrity of the filter is detected, a certain amount of aerosol is generally injected into the inner side of the barrel-type high-efficiency filter, and then the overall concentration of the aerosol at the inner side and the outer side of the high-efficiency filter is detected, and point-by-point detection is not performed.
The detection method cannot guarantee that all leakage points are covered, and certain detection missing risks exist.
SUMMERY OF THE UTILITY MODEL
The application aims at providing a bucket formula filter integrality detection device, solves the problem to bucket formula high efficiency filter detection accuracy nature.
An embodiment of the present application provides a barrel filter integrity detection device, including:
a drive assembly;
a guide portion extending along a straight line;
the movable detection part can be connected to the guide part in a sliding mode along the guide part, the movable detection part is annular, and an area limited by the movable detection part is used for placing a filter to be detected; and
the screw transmission assembly is connected with the movable detection part through the driving assembly, and the screw transmission assembly can convert the rotary motion of the driving assembly into the linear motion of the movable detection part.
In at least one possible embodiment, the inner periphery of the movable detection portion is provided with a hollow tube having a circular ring shape, and the hollow tube is provided with a plurality of detection holes distributed along the circumferential direction of the hollow tube, the plurality of detection holes facing the radially inner side of the movable detection portion.
In at least one possible embodiment, the plurality of detection holes are arranged at equal intervals on the inner peripheral surface of the activity detection portion.
In at least one possible embodiment, the hollow tube is further provided with a pipe connector for connecting an aerosol detection instrument, the pipe connector is communicated with the detection hole.
In at least one possible embodiment, the barrel filter integrity testing device further includes a mounting portion to which the guide portion is coupled,
the lead screw transmission assembly comprises a lead screw and a lead screw sliding block, the lead screw is connected with the lead screw sliding block in a matched mode, the lead screw is connected with the installation portion, the lead screw sliding block can be rotationally connected with the movable detection portion relative to the movable detection portion, the lead screw sliding block is connected with the driving assembly to enable the lead screw sliding block to be driven to rotate, and then the movable detection portion is enabled to move along the guide portion.
In at least one possible embodiment, the drive assembly comprises:
a motor connected to the activity detection part;
the driving gear is connected to an output shaft of the motor; and
the driven gear is meshed with the driving gear and connected to the lead screw sliding block, so that the lead screw sliding block can rotate along with the driven gear.
In at least one possible embodiment, the movement detection unit is provided with a bearing housing in which a bearing is mounted, and the lead screw slider is rotatably connected to the movement detection unit through the bearing with respect to the movement detection unit.
In at least one possible embodiment, the guide portion is a guide shaft, and the movement detection portion is provided with a sliding bearing, which is sleeved on the guide shaft.
In at least one possible embodiment, a plurality of the guide portions are provided in a circumferential direction of the movement detection portion.
By adopting the technical scheme, the movable detection part can move along the axial direction of the barrel-type efficient filter through the lead screw transmission assembly, so that the aerosol detection instrument can detect the aerosol concentration outside the barrel-type efficient filter point by point in the axial direction, and the integrity of the barrel-type efficient filter is accurately and efficiently judged.
Drawings
Fig. 1 shows a schematic structural diagram of a barrel filter integrity testing device according to an embodiment of the present application.
Fig. 2 shows a schematic structural view of another angle of a barrel filter integrity testing device according to an embodiment of the present application.
Fig. 3 shows a schematic structural diagram of a barrel filter integrity detection device and a barrel high efficiency filter according to an embodiment of the present application.
Description of the reference numerals
1 drive assembly 11 motor 12 driving gear 13 driven gear
2 detection part 21 sliding bearing 22 bearing seat 23 hollow tube 231 detection hole
3 top plate 32 bottom plate of mounting part 31
4 lead screw transmission assembly 41 lead screw 42 lead screw slide block
5 guide part
100-barrel type high-efficiency filter
The A axis is towards the C circumference.
Detailed Description
In order to more clearly illustrate the above objects, features and advantages of the present application, a detailed description of the present application is provided in this section in conjunction with the accompanying drawings. This application is capable of embodiments in addition to those described herein, and is intended to cover such departures from the present disclosure as come within known or customary practice in the art to which this application pertains and which fall within the limits of the appended claims. The protection scope of the present application shall be subject to the claims.
As shown in fig. 1 to 3, an embodiment of the present application provides a barrel filter integrity detection device, which includes a driving assembly 1, a movable detection portion 2, a mounting portion 3, a lead screw transmission assembly 4, and a guide portion 5.
The mounting portion 3 may include a top plate 31 and a bottom plate 32, both the top plate 31 and the bottom plate 32 may be annular, and the top plate 31 and the bottom plate 32 may be connected by the guide portion 5. The guide portion 5 may be a guide shaft, and the guide shaft may be provided in plurality, for example, 3 guide shafts provided at regular intervals in the circumferential direction C of the mounting portion 3. The top plate 31 and the bottom plate 32 may be parallel to each other, and the top plate 31 and the bottom plate 32 may be connected to both ends of the guide shaft, respectively.
The movement detection unit 2 is slidably connected to the guide unit 5 along the guide unit 5, for example, the movement detection unit 2 may be fitted over the guide shaft, and the movement detection unit 2 may be annular.
As shown in fig. 1, the inner circumferential surface of the activity detection portion 2 may be provided with a hollow tube 23, and the hollow tube 23 may have a circular ring shape. The hollow tube 23 is provided with a detection hole 231, and the detection hole 231 may be directed toward the radial inside of the movable detection part 2 such that the detection hole 231 faces the outer circumferential surface of the barrel type high efficiency filter 100 to be detected (see fig. 3). The plurality of detection holes 231 may be arranged along a circumferential direction C of the hollow tube 23, and the hollow tube 23 may be further provided with a pipe joint for connecting an aerosol detection instrument, the pipe joint communicating with the detection holes 231. Aerogel can get into hollow tube 23 from inspection hole 231, and then is detected by aerosol detecting instrument, and aerosol detecting instrument can detect whether there is the leakage on the whole week of bucket formula high efficiency filter 100 simultaneously, and detection efficiency is higher.
The sliding bearing 21 may be installed on the movement detection portion 2, the sliding bearing 21 may be sleeved on the guide shaft, and the sliding bearing 21 may make the friction of the movement detection portion 2 when sliding along the guide portion 5 less, so that the movement is smooth. The sliding bearing 21 may be an oilless bearing.
The movement detecting section 2 is provided with a bearing housing 22, a bearing is mounted in the bearing housing 22, an outer ring of the bearing can be fitted to the bearing housing 22, and an inner ring of the bearing can be fitted to a lead screw slider 42 described later, so that the lead screw slider 42 can be rotatably connected to the movement detecting section 2 via the bearing.
The screw transmission assembly 4 includes a screw 41 and a screw slider 42, two ends of the screw 41 can be respectively connected to the top plate 31 and the bottom plate 32, the screw 41 is sleeved with the screw slider 42, the screw slider 42 can move along the screw of the screw 41, and the screw slider 42 can be a ball screw slider. The screw slider 42 is connected to the movement detecting section 2 through a bearing so that the screw slider 42 can rotate relative to the movement detecting section 2.
The driving assembly 1 comprises a motor 11, a driving gear 12 and a driven gear 13, the motor 11 is fixedly installed on the movable detection part 2, the driving gear 12 is connected to an output shaft of the motor 11, the driven gear 13 is connected to the screw rod sliding block 42, and the driving gear 12 is meshed with the driven gear 13, so that the screw rod sliding block 42 can be driven to rotate through the motor 11.
The motor 11 may be a servo motor.
The motor 11 rotates to drive the driving gear 12 to rotate, the driven gear 13 is meshed with the driving gear 12 to rotate, and the lead screw slider 42 can rotate along with the driven gear 13. Because the lead screw 41 is matched with the lead screw slider 42, the lead screw slider 42 can drive the movable detection part 2 to move along the axial direction a of the lead screw 41 by rotating. The movement detecting section 2 can be moved in both directions in the axial direction a by the bidirectional rotation of the motor 11.
The motor 11 and the lead screw transmission assembly 4 are matched to accurately control the movement speed of the movable detection part 2, so that the movable detection part 2 can move from one axial end of the barrel filter to the other axial end at a constant speed and at a low speed, and the movable detection part 2 can cover all effective filtering areas of the barrel filter.
The barrel filter integrity detection apparatus of the embodiments of the present application may be used to detect the integrity of the barrel high efficiency filter 100.
When the integrity of the high-efficiency barrel filter 100 is detected, the high-efficiency barrel filter 100 is placed in the annular ring of the movable detection unit 2, and the aerosol is injected into the high-efficiency barrel filter 100, and the concentration of the aerosol in the high-efficiency barrel filter 100 is detected. The aerosol detecting instrument is connected to the pipe joint of the hollow pipe 23, and controls the rotation of the motor 11 to move the movable detecting part 2 along the axial direction a of the barrel-type high efficiency filter 100 to be detected, and the detecting hole 231 can be aligned to any position in the axial direction of the barrel-type high efficiency filter 100. The aerosol detection instrument can detect the aerosol concentration outside the barrel-type high-efficiency filter 100 point by point in the axial direction a of the barrel-type high-efficiency filter 100. Through the concentration difference of the inside and outside of the barrel-type high-efficiency filter 100, whether leakage exists at any position of the barrel-type high-efficiency filter 100 in the axial direction A or not can be judged, the accuracy of the detection result is high, and then the leakage point can be conveniently repaired.
It is understood that, in the above-described embodiment, the lead screw 41 of the lead screw transmission assembly is fixed to the mounting portion 3, and the lead screw slider 42 is rotatable, but the present application is not limited thereto, and the lead screw of the lead screw transmission assembly may be rotatably connected to the mounting portion with respect to the mounting portion, and the lead screw slider is fixedly connected to the movable detection portion. The driving assembly can be connected to the installation part, and the lead screw is driven by the driving assembly to rotate so that the lead screw sliding block drives the movable detection part to slide along the guide part.
While the present application has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that the present application is not limited to the embodiments described in the present specification. The present application can be modified and implemented as an alternative embodiment without departing from the spirit and scope of the present application defined by the claims. Therefore, the description in this specification is for illustrative purposes and does not have any limiting meaning for the present application.
Claims (9)
1. A canister filter integrity testing device, comprising:
a drive assembly (1);
a guide portion (5), the guide portion (5) extending along a straight line;
the movable detection part (2) can be connected to the guide part (5) in a sliding mode along the guide part (5), the movable detection part (2) is annular, and an area defined by the movable detection part (2) is used for placing a filter to be detected; and
the lead screw transmission assembly (4), drive assembly (1) with activity detection portion (2) pass through lead screw transmission assembly (4) are connected, lead screw transmission assembly (4) can with the rotary motion of drive assembly (1) converts the linear motion of activity detection portion (2).
2. The barrel filter integrity testing device of claim 1, wherein the inner circumference of the movable testing portion (2) is provided with a hollow tube (23), the hollow tube (23) is ring-shaped, the hollow tube (23) is provided with a plurality of testing holes (231) distributed along the circumference of the hollow tube (23), the plurality of testing holes (231) facing radially inward of the movable testing portion (2).
3. The tub filter integrity check device according to claim 2, wherein the plurality of check holes (231) are arranged at equal intervals on an inner circumferential surface of the movable check portion (2).
4. The barrel filter integrity testing device of claim 2, wherein the hollow tube (23) is further provided with a nipple for connection to an aerosol testing instrument, the nipple communicating with the testing aperture (231).
5. The barrel filter integrity testing device of claim 1, further comprising a mounting portion (3), said guide portion (5) being connected to said mounting portion (3),
lead screw drive assembly (4) include lead screw (41) and lead screw slider (42), lead screw (41) with lead screw slider (42) cooperation is connected, lead screw (41) connect in installation department (3), lead screw slider (42) can for activity detection portion (2) rotationally connect in activity detection portion (2), lead screw slider (42) connect in drive assembly (1), make lead screw slider (42) can be driven rotatory, and then make activity detection portion (2) are followed the guide part (5) motion.
6. The barrel filter integrity testing device of claim 5, wherein the drive assembly (1) comprises:
a motor (11) connected to the activity detection section (2);
a drive gear (12), the drive gear (12) being connected to an output shaft of the motor (11); and
a driven gear (13), the driven gear (13) and the driving gear (12) are meshed, the driven gear (13) is connected to the lead screw slider (42), and the lead screw slider (42) can rotate along with the driven gear (13).
7. The barrel filter integrity testing device of claim 5, wherein the movable testing portion (2) is provided with a bearing seat (22), a bearing is mounted in the bearing seat (22), and the lead screw slider (42) is rotatably connected to the movable testing portion (2) through the bearing relative to the movable testing portion (2).
8. The barrel filter integrity checking device according to claim 1, wherein the guiding portion (5) is a guiding shaft, and the activity detecting portion (2) is provided with a sliding bearing (21), the sliding bearing (21) being sleeved on the guiding shaft.
9. The barrel filter integrity testing device of claim 1, wherein in a circumferential direction (C) of the movable testing portion (2), a plurality of the guide portions (5) are provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221868565.8U CN218157430U (en) | 2022-07-19 | 2022-07-19 | Integrity detection device for barrel filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221868565.8U CN218157430U (en) | 2022-07-19 | 2022-07-19 | Integrity detection device for barrel filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218157430U true CN218157430U (en) | 2022-12-27 |
Family
ID=84593112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221868565.8U Active CN218157430U (en) | 2022-07-19 | 2022-07-19 | Integrity detection device for barrel filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218157430U (en) |
-
2022
- 2022-07-19 CN CN202221868565.8U patent/CN218157430U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6817841B2 (en) | Reducer with electric motor | |
| CN109751477B (en) | Robot for detecting tubular structure | |
| CN207555071U (en) | A kind of automatic pipeline leak detection trolley based on ultrasonic wave | |
| US20100037527A1 (en) | Driving Device | |
| CN109506096B (en) | Vehicle-mounted radar azimuth turntable | |
| CN108698234B (en) | Drive device | |
| KR20140000680A (en) | Rotary actuator equipped with sensing mechanism, and joint unit | |
| CN102494662A (en) | Oil tube deformation detecting device | |
| WO2017145836A1 (en) | Drive device | |
| US20220347807A1 (en) | Rotational positioning device | |
| CN218157430U (en) | Integrity detection device for barrel filter | |
| CN113803648B (en) | Quick-positioning leakage detection device for urban oil pipeline construction | |
| CN211145774U (en) | Inner wall detection robot and pipeline detection system | |
| CN110762337A (en) | Inner wall detection robot and pipeline detection system | |
| CN201547503U (en) | Reinforcement-type circular tube detecting robot with preposed sensor | |
| CN113915116B (en) | Canned motor pump rotational speed detection device | |
| CN216264178U (en) | Pipeline internal welding machine | |
| CN213003589U (en) | Long pipe positioning mechanism | |
| JPH07159382A (en) | Device for inspecting inside of pipe | |
| CN211291333U (en) | Device for detecting opening of gate plate of winch | |
| CN210567564U (en) | Pipeline deformation positioning device | |
| CN201373794Y (en) | Encircling type transmission mechanism for patrolling oil and gas pipeline leakage | |
| US4016768A (en) | Traversing probe system | |
| CN206420794U (en) | Pipeline weld joint nondestructive inspection system | |
| CN105823402A (en) | Guide roller checking table and method for checking guide wheel by guide roller checking table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |