CN208653732U - Water pump cover air-tightness leakage tester - Google Patents
Water pump cover air-tightness leakage tester Download PDFInfo
- Publication number
- CN208653732U CN208653732U CN201821252361.5U CN201821252361U CN208653732U CN 208653732 U CN208653732 U CN 208653732U CN 201821252361 U CN201821252361 U CN 201821252361U CN 208653732 U CN208653732 U CN 208653732U
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- water pump
- pump cover
- mandril
- connector
- air
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Abstract
The utility model belongs to water pump detection technique field, is related to a kind of water pump cover air-tightness leakage tester.It solves the technical issues of conveying positioning does not need manual connecting detection device precisely in the prior art.It includes the rack with workbench, fixture base is provided on workbench, press component is provided with above rack, the driving mechanism being fixedly connected with rack and limiting device are provided in fixture base, the second air inlet for being provided with the first air inlet being connected to water pump cover first chamber in fixture base and being connected to water pump cover second chamber, second air inlet is provided with flowmeter, and the first air inlet is provided with pressure sensor.Compared with prior art, the advantages of the utility model has conveying accurate positioning, is not necessarily to manual connecting detection device.
Description
Technical field
The utility model belongs to water pump detection technique field, more particularly, to a kind of water pump cover air-tightness leakage tester.
Background technique
Water pump cover air-tightness influences pumping for water pump performance, in the prior art, by the connection of the belt wheel of motor and water pump, incites somebody to action
The water inlet of water pump is connected to water source or gas source, is started motor and is improved the revolving speed of motor to a certain extent, detects water pump
Water leakage situation detects being sealed property of water pump with this, such as Chinese patent discloses a kind of water pump air-tightness detection device, patent
Number [CN201420868420.7] is equipped on the conveyor line including frame body and the horizontally disposed pipeline across frame body
The pallet for carrying water pump is equipped with sealing device between pallet and pump outlet end face；It is fixedly connected and is arranged defeated with frame body
The jacking cylinder of the downside of line sending is equipped with support plate on cylinder rod, corresponds on pipeline and be equipped with penetrating area at pallet；Vertically set
The compression cylinder that side is fixedly connected with frame body on the conveyor line is set, compressing fixture is equipped on cylinder rod；Pipeline is set
The auxiliary jacking cylinder that side is fixedly connected with frame body, it is horizontally disposed and be directed toward pipeline, it is equipped on cylinder rod
Top tight sealing plate for water-sealed pump water inlet；The leak detector being fixedly connected with frame body, communicating pipe outlet and top tight sealing
Plate is fixedly connected.
Above scheme can detect water pump cover air-tightness to a certain extent, but infinite place fills pallet during the motion
It sets, leads to water pump during transportation, cannot accurately guarantee to need to connect water pump by hand in leak detection in leak detector relative position
Instrument is spent human and material resources.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of water pump cover air-tightness leakage tester.
In order to achieve the above objectives, the utility model uses following technical proposal: this water pump cover air-tightness leakage tester, packet
The rack with workbench is included, fixture base is provided on workbench, is provided with press component above the rack, it is described
It is provided with the driving mechanism being fixedly connected with rack and limiting device in fixture base, is provided in the fixture base and water
First air inlet of pump case first chamber connection and the second air inlet being connected to water pump cover second chamber, described second
Air inlet is provided with flowmeter, and first air inlet is provided with pressure sensor.
In above-mentioned water pump cover air-tightness leakage tester, the driving mechanism includes at least two and is fixed at work
Make the parallel sliding rail on platform, sliding block corresponding with sliding rail and sliding block slidable connection are provided in the fixture base in cunning
On rail, pedestal can be driven fixture by, which being connected in the fixture base, slides into the linear drives pressed below component along sliding rail
Device is provided with pull handle in the fixture base.
In above-mentioned water pump cover air-tightness leakage tester, the limiting device includes being separately positioned on sliding rail both ends
Block is limited, is adjusted on the limit block and is bolted with banking pin, the banking pin is set close to the side of fixture base
It is equipped with spacing block set, buffering mandril is also bolted on the limit block, the buffering mandril is close to the one of fixture base
End is provided with elastic buffer block.
In above-mentioned water pump cover air-tightness leakage tester, air nozzle, the sliding rail two are provided in fixture base
End is provided with close to switch.
In above-mentioned water pump cover air-tightness leakage tester, it is provided in fixture base opposite with water pump cover cavity shape
The locating convex block answered, the locating convex block is around sealing element corresponding with water pump cover edge, the clamp bottom board
On be provided with the first venthole being connected to first chamber and the first air inlet, it is fixed that several are provided on the clamp bottom board
Position plate, is adjusted on the positioning plate and is connected with positioning pin, the positioning pin is in water pump cover buckle closure on locating convex block
When be resisted against on water pump cover outer surface.
In above-mentioned water pump cover air-tightness leakage tester, press component includes the press driving being fixedly mounted on the rack
Device and it is several be fixed on the rack and with the parallel guide upright post of press driver outbound course, can on the guide upright post
Driving plate is slidably connected, the driving plate is connect with the output end of press driver, and the driving plate is driven far from press
One end of dynamic device is provided with positioning mandril component corresponding with water pump cover, and the positioning mandril component is close when detecting
The side of clamp bottom board is resisted against the outer surface of water pump cover.
In above-mentioned water pump cover air-tightness leakage tester, positioning mandril component includes main push rod component and several auxiliary tops
Bar assembly, the main push rod component include main mandril corresponding with second chamber amount, and the main mandril is inserted into second chamber
In, the main mandril is provided with connector far from one end of driving plate, and link slot is provided on the connector, described
Main mandril is fixedly connected in link slot and is provided between link slot inner wall and main mandril gas passing gap, on the connector
It is provided with the second venthole being connected to gas passing gap, the connector lower end surface can be resisted against the air inlet of second chamber
On.
In above-mentioned water pump cover air-tightness leakage tester, connector is provided with far from the side of clamp bottom board and connector
The first sliding bar being fixedly connected and the first connector sleeve being fixedly connected with driving plate, first sliding bar are connect with first
Slidable connection is covered, first connector sleeve is provided with limiting slot close to one end of driving plate, and first sliding bar leans on
One end of nearly driving plate, which is provided with, expands head and the head that expands slidably is connected in limiting slot, the connector and the
Elastic component is provided between one connector sleeve.
In above-mentioned water pump cover air-tightness leakage tester, assistant ejector pin component includes that the second company is fixedly connected with driving plate
Female connector, slidable connection has edge mandril in second connector sleeve, is provided with the limit shaft shoulder in the middle part of the edge mandril,
Elastic component is provided between the limit shaft shoulder and the second connector sleeve, the edge mandril can withstand on water pump cover outer surface
And it is projected on sealing element.
In above-mentioned water pump cover air-tightness leakage tester, driving plate is provided with activity close to the side of straight line driving mechanism
Connector, is provided with connecting cavity on the flexible connection head, the linear actuator output end be fastened in connecting cavity and
It can be movable in connecting cavity.
Compared with prior art, utility model has the advantages that
1. being provided with driving mechanism and limiting device in fixture base, water pump cover to be detected can be delivered to check bit automatically
It sets, and ensures the relative position with press component, when jack unit falls, accurately docked with the first cavity, the second cavity, nothing
Manual connecting detection device is needed, manpower is saved, improves detection efficiency.
2, the first air inlet of is passed through the air pressure change of first chamber by determination of pressure sensor, measures first chamber
Air-tightness, while the second recent mouth measures second chamber volume by flowmeter, detects second chamber accurate to dimension, a machine
It is multi-purpose, testing cost is saved, and carry out multinomial detection simultaneously, improves detection efficiency.
3. middle edge compresses the mode combined, it connect water pump cover to be detected with clamp bottom board more closely, prevents
Pressure on top surface concentration makes detection water pump cover and clamp bottom board gap occur in pressure on top surface weakness, leads to non-shell gas leakage, influences
Testing result.
Detailed description of the invention
Fig. 1 is structural schematic diagram provided by the utility model.
Fig. 2 is press component structure diagram provided by the utility model.
Fig. 3 is cross-sectional view provided by the utility model.
Fig. 4 is press status diagram provided by the utility model.
In figure, workbench 1, rack 2, fixture base 3, press component 4, driving mechanism 5, the first air inlet 6, the second air inlet
Mouth 7, sliding rail 8, sliding block 9, linear actuator 10, pull handle 11, limit block 12, banking pin 13, spacing block set 14, buffering top
Bar 15, elastic buffer block 16, air nozzle 17, locating convex block 19, sealing element 20, clamp bottom board 21, the first venthole 22, positioning
It is plate 23, positioning pin 24, press driver 25, guide upright post 26, driving plate 27, positioning mandril component 28, main push rod component 29, auxiliary
Help push rod component 30, main mandril 32, connector 33, gas passing gap 35, the second venthole 36, the connection of the first sliding bar 37, first
Set 38, limiting slot 39, expand the first 40, second connector sleeve 41, edge mandril 42, connecting cavity 43, limiting device 44, first chamber a,
Second chamber b.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-2, this water pump cover air-tightness leakage tester, the rack 2 including having workbench 1, on workbench 1
It is provided with fixture base 3, the driving mechanism 5 being fixedly connected with rack 2 and limiting device are provided in the fixture base 3
44, it is provided with press component 4 above the rack 2, is provided with and water pump cover first chamber a in the fixture base 3
First air inlet 6 of connection and the second air inlet 7 being connected to water pump cover second chamber b, the second air inlet 7 setting
There is flowmeter, first air inlet 6 is provided with pressure sensor.
Water pump cover to be detected is placed on clamp bottom board 1, driving mechanism 5 drives fixture bottom plate 1 and moves to press group
The lower section of part 4, by the relative position of limiting device 44 positioning fixture bottom plate 1 and press component 4, press component 4 will test water pump
Shell is pressed against on clamp bottom board 1, and clamp bottom board 1 and first chamber a is made to form sealing space, and is pressed component 4 and be resisted against the
So that second chamber b is formed sealing space on two chamber b, passes through the first air inlet 6 and the second air inlet 7 and first chamber a and the
Two chamber b connection, is not necessarily to manual connecting detection device, saves manpower, improves detection efficiency.And 6 mouthfuls of the first air inlet passes through pressure
Sensor measures the air pressure change for being passed through first chamber a, measures the air-tightness of first chamber a, while the second air inlet 7 passes through stream
Meter measures second chamber b volume, detects second chamber b accurate to dimension, and a tractor serves several purposes saves testing cost, and simultaneously
Multinomial detection is carried out, detection efficiency is improved.
Specifically, driving mechanism 5 includes at least two parallel sliding rails 8 being fixed on workbench 1, the folder
Sliding block 9 corresponding with sliding rail 8 and 9 slidable connection of sliding block are provided on sliding rail 8 on tool pedestal 3, the fixture base 3
On be connected with and can drive fixture the linear actuator 10 that pedestal 3 slides into press component 4 lower section along sliding rail 8, the fixture bottom
Pull handle 11 is provided on seat 3.Linear actuator 10 drives fixture the side that bottom plate 1 sets up 4 along sliding rail 8 close to or far from press
To movement, water pump cover to be detected is sent to detection station or water pump cover taking-up will have been detected.It overhauls or is switched to when needing
Manual mode drives fixture bottom plate 1 using pulling spanner 11.
Further, limiting device 44 includes the limit block 12 for being separately positioned on 8 both ends of sliding rail, the limit block
It is adjusted on 12 and is bolted with banking pin 13, the banking pin 13 is provided with spacing block set 14, institute close to the side of fixture base 3
Buffering mandril 15 is also bolted on the limit block 12 stated, the buffering mandril 15 is provided with close to one end of fixture base 3
Elastic buffer block 16.When linear actuator 10 drives fixture bottom plate 1 to when detecting position, clamp bottom board 1 and buffering mandril 15 are first
Contact reduces speed, reduces water pump cover motional inertia to be detected, when preventing from stopping suddenly or being hit by spacing block set 14, to
It detects water pump cover and relative displacement variation occurs for clamp bottom board 1.When clamp bottom board 1 move setting position when, clamp bottom board 1 with
Spacing block set 14 leans, limitation clamp bottom board 1 and the position for pressing component 4, realizes automation connection air-tightness detection device
Purpose.
Preferably, air nozzle 17 is provided in fixture base 3, air nozzle is connected to compressed air source, and removal is retained in
Chip on clamp bottom board 1.The sliding rail both ends are provided with close to switch.When clamp bottom board 1 moves to setting position, connect
Nearly switch control linear actuator stops driving.
Preferably, as shown in Figure 3 and Figure 4, positioning corresponding with water pump cover cavity shape is provided in fixture base 3
Convex block 19, the locating convex block 19 is around sealing element 20 corresponding with water pump cover edge, when detection water pump cover is put
It sets when on clamp bottom board 1, the limitation detection of locating convex block 19 water pump cover position prevents detection water pump cover and sealing element 20 de-
From leading to inject air in the detection process and flowed out from gap, cause pressure sensor that cannot accurately measure pressure data.It is described
Clamp bottom board 21 on be provided with the first venthole 22 being connected to first chamber a and the first air inlet 6, the clamp bottom board
It is provided with several positioning plates 23 on 21, is adjusted on the positioning plate 23 and is connected with positioning pin 24, the positioning pin 24
It is resisted against on water pump cover outer surface when on locating convex block 19 in water pump cover buckle closure.
It detects air and enters first chamber a from first through hole 22, placement air inlet, which is spaced apart, to be located on water pump cover to be detected, is broken
Bad shell structure.Preferably, the first venthole 22 and 6 junction of the first air inlet are provided with U-shaped sealing ring, in first chamber a
When middle pressure increases, U-shaped sealing ring is pressed firmly against 6 outer wall of inner wall and the first air inlet of the first venthole 22 by inner air
On, prevent gas leakage.Positioning pin 24 and the inside and outside clamping water pump cover to be detected of locating convex block 19, further prevent water pump shell to be detected
Examined air thrust and other external force cause water pump cover positional shift to be detected to leak air to body in the detection process.
Preferably, press component 4 includes that press driver 25 on the rack is fixedly mounted and several is fixed on rack 2
Upper and parallel with press 25 outbound course of driver guide upright post 26, slidable connection has drive on the guide upright post 26
Movable plate 27, the driving plate 27 are connect with the output end of press driver 25, and the driving plate 27 is far from press driver
25 one end is provided with positioning mandril component 28 corresponding with water pump cover, when detecting the positioning mandril component 28
The outer surface of water pump cover is resisted against close to the side of clamp bottom board 21.
When water pump cover to be detected is placed on clamp bottom board 1 and is positioned by locating convex block 19, press driver 25 is driven
Dynamic driving plate 27, close to water pump cover to be detected, makes positioning rod component 28 be resisted against water pump to be detected along straight 26 direction of guide upright post
Housing outer surface is positioned.
Positioning mandril component 28 includes main push rod component 29 and several assistant ejector pin components 30, the main push rod component
29 include main mandril 32 corresponding with second chamber b amount, and the main mandril 32 is inserted into second chamber b, and middle edge compresses
In conjunction with mode, connect water pump cover to be detected with clamp bottom board more closely, prevent pressure on top surface concentration make water pump to be detected
There is gap in pressure on top surface weakness in shell and clamp bottom board, lead to non-shell gas leakage, influence testing result.The main mandril
32 one end far from driving plate 27 are provided with connector 33, and link slot 34, the main top are provided on the connector 33
Bar 32 is fixedly connected in link slot 34 and is provided with gas passing gap 35 between 34 inner wall of link slot and main mandril 32, described
The second venthole 36 being connected to gas passing gap is provided on connector 33,33 lower end surface of connector can be resisted against second
On the air inlet of chamber b.When driving plate 27 drives main mandril 32 close to water pump cover to be detected, connector 20 is resisted against second
On the air inlet of chamber 17, the second venthole 23 is connect with the second air inlet 4, and detection air rushes the second venthole 23 and connects
The gas passing gap 22 of 21 inner wall of access slot and main mandril 32 enters second chamber 17.
Connector 33 be provided with far from the side of clamp bottom board 21 the first sliding bar 37 being fixedly connected with connector 33 and
The first connector sleeve 38 being fixedly connected with driving plate 27,38 slidable connection of the first sliding bar 37 and the first connector sleeve,
First connector sleeve 38 is provided with limiting slot 39 close to one end of driving plate 27, and first sliding bar 37 is close to driving
One end of plate 27 be provided with expand first 40 and it is described expand first 40 and be slidably connected in limiting slot 39, the connector
33 and first are provided with elastic component between connector sleeve 38.
During driving plate 27 pushes, elastic component starts to deform after connector 33 is contacted with water pump cover to be detected,
Water pump cover to be detected is compressed using the deformation power of elastic component, prevents press driver 25 from being formed and is equal to or less than connector 33
Upper limit site away from water pump cover to be detected apart from when, extruding force do not formed to water pump cover to be detected, and press driver 25
Formed be greater than connector 33 upper limit site away from water pump cover to be detected apart from when, prevent extruding force excessive to water pump shell to be detected
Body and press driver 25 damage.
Assistant ejector pin component 30 includes that the second connector sleeve 41 is fixedly connected with driving plate 27, in second connector sleeve 41
Slidable connection has edge mandril 42, and the limit shaft shoulder, the limit shaft shoulder and are provided in the middle part of the edge mandril 42
Elastic component is provided between two connector sleeves 41, the edge mandril 42 can withstand on water pump cover outer surface and be projected in sealing
On part 20.
Edge mandril 42 acts against the top of sealing element 20 in the detection process, makes sealing element 20 respectively at clamp bottom board 1
It is closely connected with water pump cover to be detected, prevents water pump cover to be detected from leaking air between clamp bottom board 1 phenomenon, further
Guarantee water pump cover air-leakage test accuracy to be detected.
Preferably, driving plate 27 is provided with close to the side of straight press driver 25 and is flexibly connected head 45, the activity
Connecting cavity 43 is provided on connector 45,25 output end of press driver is fastened in connecting cavity 43 and can connect
It is movable in chamber 43.Ensure that driving plate 27 can be moved along straight-line guidance column 26, and during the motion, not by straight press driving
25 installation deviation of device generates torsion to driving plate 27, reduces friction of the driving plate between straight-line guidance column 26, reduces energy
Consumption extends part life.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although workbench 1, rack 2, fixture base 3, press component 4, driving mechanism 5, first is used more herein
Air inlet 6, the second air inlet 7, sliding rail 8, sliding block 9, linear actuator 10, pull handle 11, limit block 12, banking pin 13,
Spacing block set 14, buffering mandril 15, elastic buffer block 16, air nozzle 17, locating convex block 19, sealing element 20, clamp bottom board 21,
First venthole 22, positioning plate 23, positioning pin 24, press driver 25, guide upright post 26, driving plate 27, positioning mandril component
28, main push rod component 29, assistant ejector pin component 30, main mandril 32, connector 33, gas passing gap 35, the second venthole 36, first
Sliding bar 37, limiting slot 39, expands the first 40, second connector sleeve 41, edge mandril 42, connecting cavity 43, first at first connector sleeve 38
The terms such as chamber a, second chamber b, but it does not exclude the possibility of using other terms.The use of these items is only for more
Easily describe and explain the essence of the utility model；It is practical new with this for being construed as any additional limitation all
Type spirit is disagreed.
Claims (10)
1. a kind of water pump cover air-tightness leakage tester, the rack (2) including having workbench (1), which is characterized in that the work
Make to be provided with fixture base (3) on platform (1), the driving machine being fixedly connected with rack (2) is provided in the fixture base (3)
Structure (5) and limiting device (44), the rack (2) top are provided with press component (4), and the fixture base is set on (3)
Be equipped be connected to water pump cover first chamber (a) the first air inlet (6) and be connected to water pump cover second chamber (b) second
Air inlet (7), second air inlet (7) are provided with flowmeter, and first air inlet (6) is provided with pressure sensing
Device.
2. water pump cover air-tightness leakage tester according to claim 1, which is characterized in that driving mechanism (5) packet
At least two parallel sliding rails (8) being fixed on workbench (1) are included, is provided with and slides in the fixture base (3)
The corresponding sliding block (9) of rail (8) and sliding block (9) slidable connection is on sliding rail (8), being connected in the fixture base (3) can
It drives fixture pedestal (3) and slides into the linear actuator (10) pressed below component (4), the fixture base along sliding rail (8)
(3) pull handle (11) are provided on.
3. water pump cover air-tightness leakage tester according to claim 2, which is characterized in that limiting device (44) packet
The limit block (12) for being separately positioned on sliding rail (8) both ends is included, is adjusted on the limit block (12) and is bolted with banking pin
(13), the banking pin (13) is provided with spacing block set (14) close to the side of fixture base (3), the limit block
(12) buffering mandril (15) is also bolted on, one end setting of the buffering mandril (15) close to fixture base (3) is flexible
Buffer stopper (16).
4. water pump cover air-tightness leakage tester according to claim 3, which is characterized in that in the fixture base (3)
It is provided with air nozzle (17), the sliding rail both ends are provided with close to switch.
5. water pump cover air-tightness leakage tester according to claim 1, which is characterized in that in the fixture base (3)
Be provided with locating convex block (19) corresponding with water pump cover cavity shape, the locating convex block (19) around with water pump shell
The corresponding sealing element in body edge (20) is provided on the clamp bottom board (21) and first chamber (a) and the first air inlet
(6) the first venthole (22) being connected to is provided with several positioning plates (23), the positioning on the clamp bottom board (21)
It is adjusted and is connected with positioning pin (24) on plate (23), the positioning pin (24) is in water pump cover buckle closure on locating convex block (19)
When be resisted against on water pump cover outer surface.
6. water pump cover air-tightness leakage tester according to claim 5, which is characterized in that press component (4) packet
It includes and press driver (25) on the rack is fixedly mounted and several are fixed on rack (2) and exported with press driver (25)
The parallel guide upright post in direction (26), slidable connection has driving plate (27), the drive on the guide upright post (26)
Movable plate (27) is connect with the output end of press driver (25), the one end of the driving plate (27) far from press driver (25)
It is provided with positioning mandril component (28) corresponding with water pump cover, the positioning mandril component (28) is close to folder when detecting
The side of tool bottom plate (21) is resisted against the outer surface of water pump cover.
7. water pump cover air-tightness leakage tester according to claim 6, which is characterized in that the positioning mandril component
It (28) include main push rod component (29) and several assistant ejector pin components (30), the main push rod component (29) includes and the second chamber
Corresponding main mandril (32) is measured in room (b), and the main mandril (32) is inserted into second chamber (b), and the main mandril (32) is remote
One end from driving plate (27) is provided with connector (33), is provided on the connector (33) link slot (34), described
Main mandril (32) is fixedly connected in link slot (34) and was provided between gas between link slot (34) inner wall and main mandril (32)
Gap (35) is provided with the second venthole (36) being connected to gas passing gap, the connector on the connector (33)
(33) lower end surface can be resisted against on the air inlet of second chamber (b).
8. water pump cover air-tightness leakage tester according to claim 7, which is characterized in that the connector (33) is separate
The side of clamp bottom board (21) is provided with the first sliding bar (37) being fixedly connected with connector (33) and consolidates with driving plate (27)
Surely the first connector sleeve (38) connected, first sliding bar (37) and the first connector sleeve (38) slidable connection, it is described
First connector sleeve (38) is provided with limiting slot (39) close to the one end of driving plate (27), and first sliding bar (37) is close to drive
One end of movable plate (27), which is provided with, expands head (40) and the head (40) that expands slidably is connected in limiting slot (39), described
Connector (33) and the first connector sleeve (38) between be provided with elastic component.
9. water pump cover air-tightness leakage tester according to claim 8, which is characterized in that the assistant ejector pin component
It (30) include being fixedly connected the second connector sleeve (41) with driving plate (27), there is slidable connection in second connector sleeve (41)
Edge mandril (42), edge mandril (42) middle part are provided with the limit shaft shoulder, the limit shaft shoulder and the second connector sleeve
(41) elastic component is provided between, the edge mandril (42) can withstand on water pump cover outer surface and be projected in sealing element (20)
On.
10. water pump cover air-tightness leakage tester according to claim 9, which is characterized in that the driving plate (27) is leaned on
The side of nearly press driver (25), which is provided with, is flexibly connected head (45), is provided with connecting cavity on the flexible connection head (45)
(43), described press driver (25) output end is fastened in connecting cavity (43) and can be movable in connecting cavity (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252361.5U CN208653732U (en) | 2018-08-04 | 2018-08-04 | Water pump cover air-tightness leakage tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252361.5U CN208653732U (en) | 2018-08-04 | 2018-08-04 | Water pump cover air-tightness leakage tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208653732U true CN208653732U (en) | 2019-03-26 |
Family
ID=65788068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821252361.5U Expired - Fee Related CN208653732U (en) | 2018-08-04 | 2018-08-04 | Water pump cover air-tightness leakage tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208653732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102506524B1 (en) * | 2022-10-12 | 2023-03-03 | 이계우 | Leak test system of pumping motor module |
-
2018
- 2018-08-04 CN CN201821252361.5U patent/CN208653732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102506524B1 (en) * | 2022-10-12 | 2023-03-03 | 이계우 | Leak test system of pumping motor module |
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