CN203705272U - Test diaphragm mounting device - Google Patents
Test diaphragm mounting device Download PDFInfo
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- CN203705272U CN203705272U CN201320891889.8U CN201320891889U CN203705272U CN 203705272 U CN203705272 U CN 203705272U CN 201320891889 U CN201320891889 U CN 201320891889U CN 203705272 U CN203705272 U CN 203705272U
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- barrier film
- test barrier
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- test
- venturi
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- 238000012360 testing method Methods 0.000 title claims abstract description 220
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 230000004888 barrier function Effects 0.000 claims description 180
- 238000009434 installation Methods 0.000 claims description 41
- 230000000694 effects Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000012634 fragment Substances 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 230000006378 damage Effects 0.000 description 8
- 238000011900 installation process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000021421 Arm injury Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a test diaphragm mounting device which comprises an inner throat (2) used for mounting of a test diaphragm (1) and a sealing piece (3) which is peripherally arranged on the side of the inner throat (2) and is used for sealing. The test diaphragm mounting device also comprises an entrance (4) which is positioned on the side of the inner throat (2) and is used for allowing the test diaphragm to enter the inner throat, and a sealing door (5) used for sealing the entrance (4), wherein a sliding guide rail (6) through which the test diaphragm slides to a mounting position is arranged at a position, which is close to the sealing piece (3), on the lower side of the inner throat (2); fastening devices through which the test diaphragm is tightly attached to the sealing piece (3) for fixation are arranged on two sides of the inner throat (2). Through the entrance and the sliding guide rail, the test diaphragm can be conveniently and rapidly arranged at the mounting position, the labor intensity of workers is reduced, the testing efficiency is improved, and the test diaphragm can be prevented from being damaged.
Description
Technical field
The utility model relates to test device or equipment technical field, particularly, relates to a kind of test barrier film erecting device of testing use.
Background technology
Some research places or detection place; in to the voltage-withstand test of equipment, often can use the test barrier film for explosion decompression; test barrier film is arranged in the interior venturi of test chamber conventionally; in interior venturi, be provided with O-ring seal; interior venturi is arranged between test chamber and pressure tank; it is the passage of connection test container and pressure tank; test barrier film setting be close to O-ring seal and fixing after; cut off the passage between test chamber and pressure tank child, thus the ambient condition of test chamber before warranty test.
Conventionally, there is larger volume for the test barrier film of testing, for example approximately length is 1530 ㎜, wide is 1030 ㎜, weight is approximately 40Kg, therefore, conventionally need many people jointly to assist test barrier film to be installed in interior venturi, for example, need multiple strong staff by test barrier film lift to one for example wide be 1100 ㎜, height is in the test chamber of 1800 ㎜, then the often adjustment of a burst of effort, test barrier film is moved in interior venturi bit by bit, make to test on the sealing strip that barrier film is close to interior venturi, subsequently, several staff compress test barrier film, topple over to prevent it, another person is pressed in compression frame on test barrier film, and after using the instruments such as torque spanner to be busy for a moment, just more than ten bolts are screwed in and compress on frame, with fixation test barrier film.
In practice, test barrier film is wasted time and energy in installation process, and, in the movement and installation process of test barrier film, due to some other factors, often cause staff's arm injury, or cause testing diaphragm failures or by collision cleft, thereby cause the raising of testing cost.Therefore, need to improve the installation environment of test barrier film.
Utility model content
Problem to be solved in the utility model is the installation that the existing device for installation test barrier film is not easy to test barrier film, make to test barrier film the technical matters wasting time and energy is installed, thereby provide one can reduce working strength, improve installation effectiveness, and can guarantee to test the test barrier film erecting device that barrier film does not damage.
To achieve these goals, the utility model provides a kind of test barrier film erecting device, including the interior venturi for installation test barrier film and the seal for sealing of circumferential arrangement on the side of venturi, also comprise that the sidepiece that is positioned at venturi enters the entrance of venturi for test barrier film, and for the hermatic door of sealed entry; The position of the close seal of interior venturi lower side is provided with the rail plate that slides into installation site for test barrier film; In the both sides of interior venturi, have respectively test barrier film is close to the fixing fastener of seal.
The position of the close seal of interior venturi upper side edge is provided with at test barrier film and slides in the process of installation site, for preventing from testing the guide plate that barrier film is toppled over away from seal.
Entrance is the passage being connected with interior venturi, and hermatic door is connected with passage by hinge page is installed, and by lockset and hermatic door locking or release.
The inside of passage is provided with for guiding test barrier film to enter the guide frame of interior venturi.
Described guide frame is two guide blocks corresponding with rail plate that are formed on top and the bottom in passage; Or be to extend to the rail plate passage and/or be formed on passage top and the guided plate corresponding with rail plate position from interior venturi.
Described fastener is included in test barrier film and slides in the process of installation site, for guiding test barrier film to be adjacent to the fixing briquetting device of seal, and slides into installation site and is close to after seal at test barrier film, for compressing the hold down gag of test barrier film.
Fixing briquetting device comprises mounting-fixing base, on mounting-fixing base, slide arrange and orientable guiding compact heap and for adjusting the regulating part of guiding compact heap position, guiding compact heap has the guiding surface of guiding test barrier film towards seal motion.
Guiding compact heap also has the seal face for press seal part being connected with guiding surface arc-shaped transition.
On guiding compact heap, there are multiple long shape holes, and by being connected with mounting-fixing base through the fixture of long shape hole.
Hold down gag comprises supporting seat, be arranged on bias piece on supporting seat rotationally, prevent bias piece reversion locating part, contact the pressure strip that also can move towards seal under the effect of bias piece with bias piece.
Hold down gag also comprises the guide that pressure strip is led and makes the self-return part of pressure strip return.
Supporting seat is two and space layout, bias piece is the rotating shaft with multiple spaced apart eccentric bodies, it between the locating part arranging on one end of rotating shaft and a supporting seat, is toothed-wheel ratchet structure, the other end extension of rotating shaft passes another supporting seat, and is configured as the polygonized structure that is easy to extraneous tool holding rotation; On pressure strip, there is the pillar that contact corresponding to each eccentric body coordinates.
There is at seal sidepiece the supporter that close seal arranges, supporting seat is fixedly installed on a side of the seal dorsad of supporter, pressure strip is positioned at the side towards seal of supporter, supporter has the breach contacting with pressure strip for bias piece, guide passes supporter to be connected with pressure strip from a side of the seal dorsad of supporter, and self-return part is between guide and supporter and is sleeved on the spring on guide.
Supporter is the parts that are formed in interior venturi; Or supporter is a side that is positioned at the entrance of venturi sidepiece.
Rail plate comprises the gathering sill consisting of web member interior plate and outer panel, and multiple roller being arranged on rotationally in gathering sill.
In gathering sill, be also provided with multiple limited support posts concordant with roller.
Seal on its thickness direction, extend across the medial surface of interior plate and towards guide groove portion extend.
The below of outer panel is formed with the flow-guiding mouth of being convenient to clearness test barrier film fragment.
Technique scheme of the present utility model compared with prior art, has the following advantages:
Test barrier film erecting device of the present utility model, in it, the sidepiece of venturi has the entrance that enters interior venturi for testing barrier film, entrance seals by hermatic door, simultaneously, on the lower side of interior venturi, there is the rail plate that slides into installation site for test barrier film, and be positioned at venturi both sides, for test barrier film being close to the fixing fastener of seal of interior venturi, therefore, by this entrance and rail plate, can facilitate, rapidly test barrier film is set to its installation site, reduce staff's labour intensity, improve testing efficiency, and can prevent from testing the damage of barrier film.
Test barrier film erecting device of the present utility model, its entrance is the passage being connected with interior venturi, hermatic door is connected with passage by hinge page is installed, and by lockset and hermatic door locking or release, like this, staff only need be placed into test barrier film in passage, then will test barrier film and promote, facilitating, enter into rapidly interior venturi, thereby avoid multiple staff that test barrier film is lifted and entered in test chamber, and further reduce staff's labour intensity.
Test barrier film erecting device of the present utility model, the guiding compact heap of its fixing briquetting device has the guiding surface of guiding test barrier film towards seal motion, therefore, test barrier film is in installation process, by the guiding of this guiding surface, can be adjacent to seal, thereby avoid staff manually to push test barrier film to seal in front, further reduce test diaphragm failures, broken risk.
Accompanying drawing explanation
For the content that makes utility model is more easily expressly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein,
Fig. 1 represents the Facad structure schematic diagram of the test barrier film erecting device that the utility model embodiment provides;
The side-looking sectional structure schematic diagram of Fig. 2 presentation graphs 1;
B portion enlarged drawing in Fig. 3 presentation graphs 2;
Fig. 4 represents the passage of the test barrier film erecting device that the utility model embodiment provides and the structural representation of hermatic door;
The structural representation at the passage of Fig. 5 presentation graphs 4 and another visual angle of seal door structure;
Fig. 6 represents the structural representation of the fixing briquetting device of the test barrier film erecting device that the utility model embodiment provides;
Fig. 7 represents the structural representation of the hold down gag of the test barrier film erecting device that utility model embodiment provides;
Fig. 8 represents the structural representation of the rail plate of the test barrier film erecting device that utility model embodiment provides.
Description of reference numerals
1-tests barrier film, venturi in 2-, 3-seal, 4-entrance, 5-hermatic door, 6-rail plate, 7-guide plate, 8-passage, 9-installs hinge page, 10-lockset, 11-guide block, 12-fixes briquetting device, 13-hold down gag, 14-holder, 15-compact heap, 16-regulating part, 17-guiding surface, 18-seal face, 19-long shape hole, 20-fixture, 21-supporting seat, 22-bias piece, 23-locating part, 24-pressure strip, 25-guide, 26-self-return part, 27-eccentric body, 28-rotating shaft, 29-pillar, 30-supporter, 31-breach, 32-interior plate, 33-outer panel, 34-web member, 35-gathering sill, 36-roller, 37-limited support post, 38-flow-guiding mouth, 39-installation portion, 40-through hole, 41-door sealing circle, 42-bolster, 43-lining, 44-tommy, 311-teat.
Embodiment
Test barrier film erecting device the utility model embodiment being provided below in conjunction with accompanying drawing is elaborated.
As illustrated in fig. 1 and 2, described test barrier film erecting device including the interior venturi 2 for installation test barrier film 1 and the seal 3 for sealing of circumferential arrangement on the side of venturi 2, also comprise that the sidepiece that is positioned at venturi 2 enters the entrance 4 of venturi for test barrier film, and for sealed entry 4 to keep the hermatic door 5 of interior venturi in air-tight state, wherein, the position of the close seal 3 of interior venturi 2 lower sides is provided with the rail plate 6 that slides into installation site for test barrier film, in the both sides of interior venturi 2, have respectively test barrier film 1 is close to the fixing fastener of seal 3.
Like this, staff can, by entrance and rail plate, be set to its installation site by test barrier film easily and quickly, thereby has reduced staff's labour intensity, has improved testing efficiency, and can prevent from testing the improper damage of barrier film or breaking.
Seal 3 can be the parts that adopt silicon rubber to make; it has minute-pressure function of self closing; after installing with warranty test barrier film; between test chamber and pressure tank, can not leak; simultaneously in the installation process of test barrier film; test barrier film is played to buffer protection function, avoid testing that barrier film directly contacts with interior venturi generation rigidity and to cause testing barrier film cracked.
Interior venturi can be fixedly mounted in test chamber by the mode of welding.
Further, on test barrier film rail plate, slip in the process of its installation site, in order to prevent that testing barrier film topples over away from seal, as shown in Figure 2, the position of the close seal 3 of the upper side edge of interior venturi 2 is provided with at test barrier film and slides in the process of installation site, for preventing from testing the guide plate 7 that barrier film is toppled over away from seal 3, guide plate 7 can import to its installation site by test barrier film, and prevents from testing barrier film to topple in progradation and damage.
In a kind of version of guide plate 7, as shown in Figure 2, guide plate 7 has the extension extending towards the center of interior venturi, make to test barrier film 1 between this extension and seal 3, like this, this extension can prevent from testing barrier film effectively topples over away from seal 3, and this extension matches with the rail plate of interior venturi below, can realize test barrier film quick, and without damage be set to installation site.
Entrance 4 can be the opening being molded directly within on interior venturi sidepiece, and seals by the hermatic door matching with this opening.
In the another kind of version of entrance 4, as shown in Fig. 1,4 and 5, entrance 4 is for that be connected with interior venturi 2 and stretch out and have the passage 8 of length, hermatic door 5 is connected with passage 8 by hinge page 9 is installed, and for example unblank soon to lock or release with hermatic door 5 by lockset 10, on hermatic door 5, be provided with door sealing circle 41.Like this, test barrier film is after passage 8 enters the installation site in interior venturi completely, and hermatic door is closed, and locked by lockset 10, door weather strip 41 is fitted completely with the outer face of passage 8, thereby realizes the sealing of passage, make interior venturi in sealing state, can't affect pressure test effect.
Passage 8 can be rectangular tube shape passage.
Further, be under the version of passage 8 at entrance 4, quick for the ease of test barrier film, reposefully by passage 8, as shown in Figure 5, the inside of passage 8 is provided with for guiding test barrier film to enter the guide frame of interior venturi, by this guide frame, test barrier film 1 can be quick, enters into reposefully the sliding rail of interior venturi.
This guide frame can have several form described below, but it will be appreciated that, it is not limited to this.
A kind of form of described guide frame is that two corresponding guide blocks 11 are extended in the position with rail plate 6 that is formed on passage 8 interior top and the bottom, concrete structure as shown in Figure 5, like this, staff lifts in passage 8 by test barrier film and makes it rely on guide block 11, then promote test barrier film 1, test barrier film 1, by under the guiding at upper and lower two guide blocks 11, can vertically and not be toppled over the rail plate 6 that enters into interior venturi.
The another kind of form of described guide frame is to extend to the rail plate 6 passage 8 and/or be formed on passage 8 tops and the guided plate (not shown) corresponding with rail plate 6 positions from interior venturi 2.Namely, rail plate 6 can extend to passage 8 in interior venturi, enters thereby be convenient to test barrier film; Or, on the top of passage 8 and the position corresponding with rail plate 6 be formed with the guided plate extending along the length direction of passage 8, by this guided plate, can effectively prevent from testing barrier film and topple over; Or be, rail plate 6 extends into passage 8, the top of passage 8 also has guided plate simultaneously, and by both cooperations, test barrier film can be quick, enters into reposefully interior venturi.Certainly, described guided plate can be instructions guide plate 7 described above.
When test barrier film 1 is set to behind its installation site, after testing barrier film 1 and contact with seal 3, need to compress and test barrier film 1 by fastener, and it is carried out to fastening fixing.
Therefore, as shown in Fig. 1,6 and 7, described fastener comprises fixing briquetting device 12 and hold down gag 13, wherein, fixing briquetting device 12 slides in the process of installation site at test barrier film, for guiding test barrier film 1 to be adjacent to seal 3, namely, after test barrier film 1 slides and contact with fixing briquetting device 12 on rail plate 6, fixing briquetting device 12 can guide to be tested barrier film 1 and moves towards seal 3 in slip; 12 of hold down gags slide into installation site and are close to after seal at test barrier film, for compressing and fixation test barrier film, make its closely recline seal location.Certainly, fixing briquetting device 12 slides into installation site and is close to after seal at test barrier film, also can be to its compression location.
Fig. 6 has shown a kind of version of fixing briquetting device 12, particularly, as shown in the figure, fixing briquetting device 12 comprises mounting-fixing base 14, guiding compact heap 15, and regulating part 16, wherein, guiding compact heap 15 is slidably arranged on mounting-fixing base 14, and sliding into after desired location and can locate, regulating part 16 is for adjusting the position of guiding compact heap 15, and guiding compact heap 15 has the guiding surface 17 that guiding test barrier film moves towards seal 3, like this, according to the thickness of test barrier film, guiding compact heap 15 is adjusted to desired position, after test barrier film contacts with guiding surface 17, to under the guiding function at guiding surface 17, move and contact with seal 3 towards seal 3, subsequently, by regulating part 16 make the to lead guiding surface 17 press seal parts of compact heap 15, simultaneously, guiding compact heap 15 is by stationary positioned, thereby realize the pre-tightening seal to test barrier film at a side.
Further, in another kind is implemented, guiding compact heap 15 also has the seal face 18 for press seal part 3 being connected with guiding surface 17 arc-shaped transition, now, as shown in Figure 6, now, between seal face 18 and seal 3, there is gap, this gap allows test barrier film to enter, test barrier film 1 enters into gap under the guiding function of guiding surface 17, and on rail plate, continue to move to installation site to contact with seal 3, force seal face 18 to compress test barrier film by adjusting regulating part 16, by the face contact of seal face 18, can avoid testing barrier film local pressure excessive and cause unnecessary damage, simultaneously, contact by face, can guarantee to test barrier film its side stressed evenly, make it seal and contact more equably with seal.
In addition, the slide construction of guiding compact heap 15 on mounting-fixing base 14 can be, as shown in Figure 6, on guiding compact heap 15, there is the long shape hole 19 that multiple length is extended, and by being connected with mounting-fixing base 14 through the fixture 20 of long shape hole 19, long shape hole 19 can slide with respect to fixture 20.
As shown in Figure 3, be arranged at seal 3 under the situation of end face of interior venturi 2, mounting-fixing base 14 can be positioned at the sidepiece of venturi 2 and the mode of installing by mode or the screw of welding is fixedly mounted on the inwall of test chamber, and now, 18 of seal faces are towards seal 3.
Fixture 20 can be bolt, and it is through long shape hole 19 to coordinate with corresponding threaded hole on mounting-fixing base 14, and regulating part 16 can be set screw, to adjust the position of guiding compact heap 15 according to the thickness of test barrier film.
Guiding compact heap 15 is for adopting nonmetallic materials process the parts that make, or, on the seal face 18 of guiding compact heap 15 and/or guiding surface 17, be provided with cushion, to prevent when testing barrier film and contact, there is rigid collision and cause testing barrier film fragmentation damage.
In addition, this fixing briquetting device 12 can, according to height dimension and the sealing property requirement of test barrier film 1, can be provided with multiple, for example, in the structure showing at Fig. 1, interval is provided with the fixing briquetting device of three covers, certainly, the fixing briquetting device 12 of two covers or quadruplet also can be set.
More than described a kind of version of fixing briquetting device 12, but it will be appreciated that, it is not limited to this, as long as can realize, test barrier film is guided, and it is moved towards seal, and can carry out to test barrier film the function of pre-tightening seal.
Below hold down gag 13 is described in detail.
As shown in Figure 7, it has shown a kind of version of hold down gag 13, particularly, as shown in the figure, hold down gag 13 comprises supporting seat 21, bias piece 22, locating part 23 and pressure strip 24, wherein, bias piece 22 is arranged on supporting seat 21 rotationally, push pressure strip 24 to setover, 23 of locating parts coordinate with bias piece 22, and to prevent that bias piece 22 from rotating backward and return, pressure strip 24 contacts with bias piece 22, and can under the squeezing action of bias piece, move towards seal 3, to compress test barrier film 1.
Further, as shown in Figure 7, hold down gag 13 also comprises the guide 25 that pressure strip 24 is led and the self-return part 26 that makes pressure strip 24 returns, like this, in the time that needs are removed the pressuring action to testing barrier film, make locating part 23 remove the restriction to bias piece 22, bias piece 22 returns, and pressure strip 24 the effect of self-return part 26 and under the effect of guide 25 self-return.
Further, as shown in Figure 7, supporting seat 21 is two and space layout, bias piece 22 is for having the rotating shaft 28 of multiple spaced apart eccentric bodies 27, between the locating part 23 arranging on one end of rotating shaft 28 and a supporting seat 21, it is toothed-wheel ratchet structure, the other end extension of rotating shaft 28 passes another supporting seat 21, and is configured as the polygonized structure that is easy to extraneous tool holding rotation, has the pillar 29 that contact corresponding to each eccentric body 27 coordinates on pressure strip 24.
Namely, bias piece 22 is the ratchet eccentric shaft structure that comprises rotating shaft 28 and eccentric body 27, and its eccentric stroke can reach 26mm, can meet the compression installation requirements of the test barrier film after 8-16mm, and certainly, it is not limited to this.
One end of rotating shaft 28 is set to toothed-wheel ratchet structure between locating part 23, for example, in the time that forward compresses rotation, locating part 23 to ratchet excentric shaft without any inhibition, and when reverse rotation, 23 of locating parts automatically snap onto in hook tooth under the elastic reaction of self spring, thus the reverse rotation of restriction ratchet excentric shaft.Namely, as shown in Figure 7, locating part 23 is installed on a supporting seat 21, it comprises square bayonet lock, ball handle and Compress Spring, square bayonet lock and ball handle are together by a threaded connection, Compress Spring is enclosed within on square bayonet lock, is compressed and is arranged on a supporting seat 21 by the cap nut of a tape guide.Ratchet torque-transmitting axle is rotated in the forward and compresses after test barrier film, and the square bayonet lock of locating part 23 automatically snaps in torque-transmitting axle hook tooth under spring action, makes the ratchet torque-transmitting axle can not reverse rotation, to maintain the pretightning force that test barrier film is applied; After off-test, grasp ball handle and be pulled outwardly, make square bayonet lock depart from torque-transmitting axle hook tooth, the homing under the effect of self-return part such as ratchet torque-transmitting axle, pressure strip.
In addition, between rotating shaft 28 and corresponding supporting seat, be provided with lining, in case spline axle wear damage supporting seat in rotary course, thereby increase serviceable life of this hold down gag.
The polygonized structure of the other end of rotating shaft 28 can be hexagonal structure, applies snap-in force with torque spanner easy to use.
The bottom surface of pressure strip 24, namely, and is provided with bolster 42 on the face that contact of test barrier film, with at pressure strip when testing barrier film and contact, avoid that to make to test barrier film chipping because rigidity contacts.
Between eccentric body 27 and pillar 29 for cambered surface contacts.
In conjunction with Fig. 1, 2 and 7, be arranged at seal 3 under the structure situation of end face of interior venturi 2, this hold down gag can be arranged on and be positioned at seal 3 sidepieces, and on the supporter 30 arranging near seal 3, namely, there is close seal 3 and test the supporter 30 that barrier film 1 arranges at seal 3 sidepieces, supporting seat 21 is fixedly installed on a side of the seal dorsad 3 of supporter 30, pressure strip 24 is positioned at the side towards seal 3 of supporter 30, supporter 30 has the breach 31 contacting with pressure strip 24 for bias piece 22, guide 25 passes supporter 30 to be connected with pressure strip 24 from a side of the seal dorsad 3 of supporter 30, self-return part 26 is between guide 25 and supporter 30 and is sleeved on the spring on guide 25.
Supporter 30 can be for being formed on parts in interior venturi 2, and these parts are positioned at the front of seal 3 and are positioned at the sidepiece of seal, between itself and seal 3, has interval, enters to allow testing barrier film; Or supporter 30 can be a side that is positioned at the entrance 4 of venturi 2 sidepieces.
In the structure that Fig. 1 and 2 shows, in the time that entrance 4 is the situation of passage 8, supporter 30 is a side of passage 8, as shown in Figures 4 and 5, on this side plate of passage 8, there is the installation portion 39 of the supporting seat for hold down gag is installed, each installation portion 39 sides are provided with the through hole 40 passing for guide 25, and the breach 31 contacting with pressure strip 24 for bias piece 22, structure after its installation as shown in Figure 2, particularly, when bias piece 22 pushes pressure strip, pressure strip will drive guide 25 to move towards test barrier film 1 in through hole 40, simultaneously, due to the barrier effect of supporter 30, to force the self-return part 26 of form of springs in compressive state, and when after bias piece 22 returns, because pressure strip 24 will lose extruding force, its by under the stretching, extension elastic force effect at spring away from seal 3, thereby realize the self-return of pressure strip 24.
Guide 25 can be for being connected in guide spiro rod on pressure strip, to guarantee that pressure strip compresses or away from test barrier film along straight line in motion process.
A kind of version of more than having described hold down gag 13, in like manner, it will be appreciated that, it is not limited to this.
Fig. 8 has shown a kind of version of rail plate 6.Particularly, as shown in the figure, rail plate 6 comprises by the interior plate 32 near seal 3 and the gathering sill 35 consisting of web member 34 away from the outer panel 33 of seal 3, and multiple roller 36 being arranged on rotationally in gathering sill 35.
By the restriction of gathering sill 35, and the tumble action of roller 36, can reduce test barrier film and move required power, to be facilitated and to be set to like a cork installation site, to be adjacent to seal.
Web member 34 can be mounting screw.
Further, in order to alleviate the pressure of test barrier film pair roller 36, namely, in order to share the weight of test barrier film, in gathering sill 35, be also provided with multiple limited support posts 37 concordant with roller 36.In addition, while rotation for fear of roller, outer panel in wearing and tearing, is provided with anti-wearing liner 43 in the junction of roller and both sides side plate, to improve the serviceable life of this rail plate.
In addition,, in order to maintain easily, dismounting is provided with two tommys 44 between interior outer panel.
In addition, as shown in Figure 3, can enter as early as possible all its installation sites in order to make to test barrier film 1, seal 3 is on its thickness direction, extend across the medial surface of interior plate 32 and partly extend towards gathering sill 35, making to test barrier film can be before touching interior plate 32, can form and contact with seal 3, to arrive its installation site, namely, be arranged at seal 3 under the situation of end face of interior venturi 2, this rail plate 6 by screw be fixedly connected on interior venturi 2 in test chamber under, now, seal 3 extends across interior plate 32.
Extend across in a kind of structure of interior plate 32 at seal 3, as described in Figure 3, seal 3 is formed with the teat 311 extending in gathering sill 35, namely, in the nested end face that is arranged on interior venturi 2 of main body of seal 3, and teat 311 extend in gathering sill 35, and contact with test barrier film 1.
In like manner, this teat 311 all can contact and compacted sealing with test barrier film 1 in the circumferential direction of interior venturi.
In addition, as shown in Fig. 1 and 8, the below of outer panel 33 is formed with the flow-guiding mouth 38 of being convenient to clearness test barrier film fragment, to facilitate the fragment of the rear clearness test barrier film of test.
In a kind of embodiment, the installation process of test barrier film: by unblanking soon to open hermatic door, lift test barrier film and align behind position, one end of test barrier film is put in to test chamber along passage, personnel near test chamber one side put down test barrier film gently, rear side employee slowly promotes to test barrier film, and test barrier film enters in the gathering sill between guide plate and rail plate under orienting lug effect.Because test barrier film one enters test chamber, bottom surface is just placed on roller, so only need very little thrust just test barrier film can be advanced in test chamber.In the time that test barrier film end contacts with the guiding surface of the compact heap that leads in fixing briquetting device, under the effect of guiding compact heap, be close to up to the sealing strip being arranged on interior venturi, when test barrier film arrives behind installation site, the end of test barrier film press seal bar in sealing state just in time under fixing briquetting device effect, closes hermatic door subsequently.
Installation personnel enters in test chamber, clamp the Liu Fangchu of ratchet torque-transmitting axle upper end in hold down gag with torque spanner, then pull the rotation of ratchet torque-transmitting axle, utilize its core shift position to make pressure strip compress test barrier film along direction initialization under the effect of two guide spiro rods, in compaction process, locating part is under the effect of contained spring, automatically snap in the ratchet slot of ratchet torque-transmitting axle, prevent the reversion of ratchet torque-transmitting axle, in the time that pretightning force reaches the pretightning force of torque spanner setting, torque spanner skids, the installation of test barrier film.
After off-test, installation personnel enters test chamber, grasps the ball handle place of locating part in hold down gag, one draws gently backward, and the pressure strip of hold down gag automatically resets under the effect of retracing spring.After clearness test barrier film fragment, reinstall test barrier film by above-mentioned flow process, test next time.
Obviously, above-described embodiment is only for example is clearly described, not the restriction to embodiment.Concerning those of ordinary skill in the field, also can make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And among the protection domain that the apparent variation of being extended out thus or variation are still created in the utility model.
Claims (18)
1. a test barrier film erecting device, including the interior venturi (2) for installation test barrier film (1) and the seal (3) for sealing of circumferential arrangement on the side of venturi (2),
It is characterized in that, also comprise that the sidepiece that is positioned at venturi (2) enters the entrance (4) of venturi for test barrier film, and for the hermatic door (5) of sealed entry (4);
The position of the close seal (3) of interior venturi (2) lower side is provided with the rail plate (6) that slides into installation site for test barrier film;
In the both sides of interior venturi (2), have respectively test barrier film is close to the fixing fastener of seal (3).
2. test barrier film erecting device according to claim 1, it is characterized in that, the position of the close seal (3) of interior venturi (2) upper side edge is provided with at test barrier film and slides in the process of installation site, for preventing from testing the guide plate (7) that barrier film is toppled over away from seal (3).
3. test barrier film erecting device according to claim 1 and 2, it is characterized in that, entrance (4) is the passage (8) being connected with interior venturi (2), hermatic door (5) is connected with passage (8) by hinge page (9) is installed, and by lockset (10) and hermatic door (5) locking or release.
4. test barrier film erecting device according to claim 3, is characterized in that, the inside of passage (8) is provided with for guiding test barrier film to enter the guide frame of interior venturi.
5. test barrier film erecting device according to claim 4, is characterized in that, described guide frame is for being formed on two guide blocks (11) corresponding with rail plate (6) of the interior top and the bottom of passage (8); Or be,
Extend to the rail plate (6) passage (8) and/or be formed on passage (8) top and the guided plate corresponding with rail plate (6) position from interior venturi (2).
6. test barrier film erecting device according to claim 1, it is characterized in that, described fastener is included in test barrier film and slides in the process of installation site, for guiding test barrier film to be adjacent to the fixing briquetting device (12) of seal, and slide into installation site and be close to after seal at test barrier film, for compressing the hold down gag (13) of test barrier film.
7. test barrier film erecting device according to claim 6, it is characterized in that, fixing briquetting device (12) comprise mounting-fixing base (14), mounting-fixing base (14) upper slide arrange and orientable guiding compact heap (15) and for adjusting the regulating part (16) of guiding compact heap (15) position, guiding compact heap (15) has the guiding surface (17) of guiding test barrier film towards seal (3) motion.
8. test barrier film erecting device according to claim 7, is characterized in that, guiding compact heap (15) also has the seal face for press seal part (3) (18) being connected with guiding surface (17) arc-shaped transition.
9. according to the test barrier film erecting device described in claim 7 or 8, it is characterized in that on guiding compact heap (15), thering are multiple long shape holes (19), and be connected with mounting-fixing base (14) by the fixture (20) that can pass long shape hole (19).
10. according to the test barrier film erecting device described in claim 6,7 or 8, it is characterized in that, hold down gag (13) comprises supporting seat (21), be arranged on bias piece (22) on supporting seat (21) rotationally, prevent bias piece reversion locating part (23), contact the pressure strip (24) that also can move towards seal (3) under the effect of bias piece with bias piece (22).
11. test barrier film erecting devices according to claim 10, is characterized in that, hold down gag (13) also comprises the guide (25) that pressure strip (24) is led and makes the self-return part (26) of pressure strip (24) return.
12. test barrier film erecting devices according to claim 10, it is characterized in that, supporting seat (21) is two and space layout, bias piece (22) is for having the rotating shaft (28) of multiple spaced apart eccentric bodies (27), between the upper locating part (23) arranging of one end of rotating shaft (28) and a supporting seat (21), it is toothed-wheel ratchet structure, the other end extension of rotating shaft (28) passes another supporting seat (21), and is configured as the polygonized structure that is easy to extraneous tool holding rotation;
On pressure strip (24), there is the pillar (29) that contact corresponding to each eccentric body (27) coordinates.
13. test barrier film erecting devices according to claim 11, it is characterized in that, there is at seal (3) sidepiece the supporter (30) that close seal (3) arranges, supporting seat (21) is fixedly installed on a side of the seal dorsad (3) of supporter (30), pressure strip (24) is positioned at the side towards seal (3) of supporter (30), supporter (30) has the breach (31) contacting with pressure strip (24) for bias piece (22), guide (25) passes supporter (30) to be connected with pressure strip (24) from a side of the seal dorsad (3) of supporter (30), self-return part (26) is for to be positioned between guide (25) and supporter (30) and to be sleeved on the spring on guide (25).
14. test barrier film erecting devices according to claim 13, is characterized in that, supporter (30) is for being formed on the parts in interior venturi (2); Or
Supporter (30) is a side that is positioned at the entrance (4) of venturi (2) sidepiece.
15. test barrier film erecting devices according to claim 1, it is characterized in that, rail plate (6) comprises the gathering sill (35) consisting of web member (34) interior plate (32) and outer panel (33), and multiple roller (36) being arranged on rotationally in gathering sill (35).
16. test barrier film erecting devices according to claim 15, is characterized in that, are also provided with multiple limited support posts (37) concordant with roller (36) in gathering sill (35).
17. test barrier film erecting devices according to claim 15, is characterized in that, seal (3), on its thickness direction, extends across the medial surface of interior plate (32) and partly extends towards gathering sill (35).
18. according to the test barrier film erecting device described in claim 15-17 any one, it is characterized in that, the below of outer panel (33) is formed with the flow-guiding mouth (38) of being convenient to clearness test barrier film fragment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891889.8U CN203705272U (en) | 2013-12-31 | 2013-12-31 | Test diaphragm mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891889.8U CN203705272U (en) | 2013-12-31 | 2013-12-31 | Test diaphragm mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203705272U true CN203705272U (en) | 2014-07-09 |
Family
ID=51055693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320891889.8U Expired - Lifetime CN203705272U (en) | 2013-12-31 | 2013-12-31 | Test diaphragm mounting device |
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| Country | Link |
|---|---|
| CN (1) | CN203705272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776698A (en) * | 2013-12-31 | 2014-05-07 | 中国人民解放军空军航空医学研究所 | Test diaphragm mounting device |
-
2013
- 2013-12-31 CN CN201320891889.8U patent/CN203705272U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776698A (en) * | 2013-12-31 | 2014-05-07 | 中国人民解放军空军航空医学研究所 | Test diaphragm mounting device |
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Granted publication date: 20140709 |