CN202420799U - Inflatable quick testing plug for communication optical fiber silicon core tube - Google Patents
Inflatable quick testing plug for communication optical fiber silicon core tube Download PDFInfo
- Publication number
- CN202420799U CN202420799U CN2012200129998U CN201220012999U CN202420799U CN 202420799 U CN202420799 U CN 202420799U CN 2012200129998 U CN2012200129998 U CN 2012200129998U CN 201220012999 U CN201220012999 U CN 201220012999U CN 202420799 U CN202420799 U CN 202420799U
- Authority
- CN
- China
- Prior art keywords
- core bar
- plug
- vertical core
- handle
- optical cable
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses an inflatable quick testing plug for communication optical fiber silicon core tube, which includes a vertical core rod with an inflating hole at the middle part, an elastic plug coaxially sleeved at the lower part of the vertical core rod and used for plugging the to-be-tested silicon core tube, a compressing mechanism used for driving the vertical core rod to move upwards, a mounting bracket arranged right above the elastic plug and used for mounting the compressing mechanism, a compressing plate coaxially sleeved at the bottom of the vertical core rod and compressing the elastic plug from bottom to top during the upward moving process of the vertical core rod, and a locking mechanism mounted on the compressing mechanism, wherein a limiting baffle plate used for limiting the elastic plug is arranged at the bottom of the mounting bracket. The inflatable quick testing plug has simple structure and reasonable design, is convenient to machine and manufacture and disassemble, is convenient to operate, has excellent use effect, and can solve the problems that the rubber plug is inconvenient to operate, costs time and labor, has poor plugging effect, and has high possibility of testing failure as the ordinary rubber plug is extruded out.
Description
Technical field
The utility model belongs to communications optical cable with the silicon core seal of tube and compressive resistance technical field of measurement and test, especially relates to the effective type inflatable of a kind of communications optical cable silicon core and tests plug fast.
Background technology
In the communications optical cable laid processes, according to actual needs, the reply communications optical cable lays with the sealing and the compressive resistance of silicon core pipe to be tested, to guarantee that in blowing the cable work progress cable gas pressure intensity is excessive to be blown brokenly silicon core Guan Buhui because of blowing.When the sealing of silicon core pipe and compressive resistance are tested, generally be after the General Purpose Rubber plug is filled in silicon core pipe in the past, twined firmly with securing members such as iron wires again; In silicon core pipe, charge into gas then; And use barometer to detect the air pressure intensity that charges in the gas replenishment process, treat that inflation reaches certain air pressure intensity after, stop inflation; And detect air pressure decline situation within a certain period of time, thereby the sealing property of silicon core pipe is made judgement.
That is to say; When at present the sealing of silicon core pipe and compressive resistance being tested, the test plug that is adopted all be the General Purpose Rubber plug mostly, in the actual use General Purpose Rubber plug is filled in securing members such as also need adopting iron wire behind the silicon core pipe and twines firm; Not only use operation inconvenience; Waste time and energy, and plugging effect is relatively poor, inflation is prone to the General Purpose Rubber plug in the test process and is extruded and causes situation such as test crash.
The utility model content
The utility model technical matters to be solved is to above-mentioned deficiency of the prior art; Provide the effective type inflatable of a kind of communications optical cable silicon core to test plug fast; It is simple in structure, reasonable in design, processing and fabricating and easy accessibility and use easy and simple to handle, result of use good, can effectively solve use operation inconvenience that existing rubber plug exists, waste time and energy, plugging effect is relatively poor, be prone to the General Purpose Rubber plug in the inflation test process is extruded and causes practical problems such as test crash.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: the effective type inflatable of a kind of communications optical cable silicon core is tested plug fast; It is characterized in that: comprise vertical core bar, coaxial package that the middle part has an air-filled pore carry out the elasticity shutoff plug of shutoff in vertical core bar bottom and to silicon core pipe to be tested, drive hold-down mechanism that vertical core bar moves up, be arranged in directly over the said elasticity shutoff plug and supply mounting bracket that said hold-down mechanism installs, coaxial package in vertical core bar bottom and vertically the core bar process that moves up from the bottom to top said elasticity shutoff is filled in the compressive plate of row compression and is installed in the mechanism that is locked on the said hold-down mechanism; Said mounting bracket bottom is provided with fills in the spacing postive stop baffle of row to said elasticity shutoff, and said postive stop baffle is a leveling board; Said postive stop baffle coaxial package is on vertical core bar, and the equal correspondence in middle part of said postive stop baffle and said elasticity shutoff plug has the through hole that supplies vertical core bar to pass; Said elasticity shutoff plug is that cylindrical plugs and its external diameter are consistent with the internal diameter of silicon core pipe to be tested, and said hold-down mechanism is installed on the said mounting bracket.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast, it is characterized in that: the lateral wall of said elasticity shutoff plug is provided with multiple tracks and is used to increase the said elasticity shutoff convex stripe of friction factor between sidewall and the silicon core pipe madial wall to be tested beyond the Great Wall.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast, it is characterized in that: also comprise the gas-filled tube that is installed in vertical core bar top; The top of said vertical core bar is the inflation inlet that is used to connect gas-filled tube, and is connected with engage thread between said inflation inlet and the gas-filled tube.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast, and it is characterized in that: the lateral wall of said inflation inlet is provided with external thread one, and the leading section inwall of gas-filled tube is provided with the internal thread one that matches and use with said external thread one.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast, it is characterized in that: said hold-down mechanism comprises that two symmetries are laid in the handle that compresses on the mounting bracket.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast; It is characterized in that: the said mechanism that is locked is a fixed card; Two said compresses handle and is respectively and compresses handle one and compress handle two; One end of said fixed card is fixed on and saidly compresses handle one and the said handle two that compresses is provided with the fastener that the other end of fixed card is fixed, and the other end correspondence of said fixed card is provided with the hole clipping that a plurality of and said fastener matches and uses.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast; It is characterized in that: the said handle that compresses comprises that the middle part is equipped with the contact roller and the said contact roller of the drive manual handle that the vertical core bar of drive moves up in jointed shaft rotation and said contact roller rotation process of jointed shaft; Said contact roller is connected through jointed shaft with pressing down between the support, and said manual handle is installed in said contact roller bottom; Said vertical core bar is installed between two said said contact rollers that compress handle.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast, it is characterized in that: be connected with the groove kind of drive between said contact roller and the said vertical core bar; Said contact roller arranged outside has outer groove one, and vertically the middle part lateral wall of core bar is provided with the outer groove two that matches and use with said outer groove one.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast, it is characterized in that: said elasticity shutoff plug is the soft rubber plug, and compressive plate and vertically the core bar processing and fabricating be one.
The effective type inflatable of above-mentioned communications optical cable silicon core is tested plug fast, and it is characterized in that: said air-filled pore is vertically to laying; The top external diameter of said vertical core bar is less than the center external diameter, and the middle part external diameter of vertical core bar is less than its underpart external diameter; The said convex stripe of multiple tracks is even laying.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design and processing and fabricating and easy accessibility, input cost is low.
2, use is easy and simple to handle; Only need during actual the test earlier the utility model plug-in mounting is gone into silicon core pipe to be tested; Compress handle and drive vertical core bar and move up through rotating again; So that the spacing between postive stop baffle and the compressive plate is adjusted, and tackle soft rubber mutually and fill in the row compression, the soft rubber plug is compressed its shape of back and changes and press to surrounding space; Thereby the inwall of silicon core pipe to be tested is produced expansive force to carry out tight closure, be locked through fixed card afterwards and connect gas-filled tube after just can seal and the compressive resistance test silicon core pipe to be tested; And after the end to be tested; Only need pull out gas-filled tube earlier and treat silicon core pipe gas inside to be tested release finish after; Open fixed card and upwards rotate and compress handle; This moment, the soft rubber plug returned to the original form under self resilient force gradually, in silicon core pipe to be tested, took out the utility model afterwards, just can accomplish the sealing and the compressive resistance test of silicon core pipe to be tested.Thereby the utility model can directly be filled in silicon core pipe to be tested, the operator with the hands compress handle and with fixed card fixing after, can block up good silicon core pipe rapidly, inflate test through inflation inlet afterwards; After the end to be tested, open fixed card, unclamp and compress handle and get final product, dismantle very convenient.
3, mounting or dismounting efficient is high, can increase substantially the sealing and the compressive resistance testing efficiency of silicon core pipe.
4, result of use is good and practical value is high; Not only plugging effect is good and shutoff is firm, serviceability is safe and reliable; Can be easy, efficiently accomplish the sealing and the compressive resistance test process of silicon core pipe to be tested, inflate simultaneously and can not test plug in the test process and be extruded and cause situation such as test crash.
In sum; The utility model is simple in structure, reasonable in design, processing and fabricating and easy accessibility and use easy and simple to handle, result of use good, can effectively solve use operation inconvenience that existing rubber plug exists, waste time and energy, plugging effect is relatively poor, be prone to the General Purpose Rubber plug in the inflation test process is extruded and causes practical problems such as test crash.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the inner structure synoptic diagram of the utility model.
Fig. 3 is the view during silicon core pipe to be tested for the utility model inserts.
Fig. 4 is the user mode reference diagram of the utility model.
Description of reference numerals:
The 1-inflation inlet; 2-compresses handle; 3-soft rubber plug;
The vertical core bar of 4-; The 5-mounting bracket; The 6-fixed card;
7-silicon core to be tested pipe; The 8-postive stop baffle; The 9-compressive plate;
The 10-jointed shaft; The 11-air-filled pore; The 12-gas-filled tube.
Embodiment
Like Fig. 1, shown in Figure 2; The utility model comprise vertical core bar 4, coaxial package that the middle part has an air-filled pore 11 carry out the elasticity shutoff plug of shutoff in vertical core bar 4 bottoms and to silicon core pipe 7 to be tested, drive hold-down mechanism that vertical core bar 4 moves up, be arranged in directly over the said elasticity shutoff plug and supply mounting bracket 5 that said hold-down mechanism installs, coaxial package in vertical core bar 4 bottoms and vertically core bar 4 process that moves up from the bottom to top said elasticity shutoff is filled in the compressive plate 9 of row compression and is installed in the mechanism that is locked on the said hold-down mechanism; Said mounting bracket 5 bottoms are provided with fills in the spacing postive stop baffle 8 of row to said elasticity shutoff, and said postive stop baffle 8 is a leveling board; Said postive stop baffle 8 coaxial packages are on vertical core bar 4, and the equal correspondence in middle part of said postive stop baffle 8 and said elasticity shutoff plug has the through hole that supplies vertical core bar 4 to pass; Said elasticity shutoff plug is that cylindrical plugs and its external diameter are consistent with the internal diameter of silicon core pipe 7 to be tested, and said hold-down mechanism is installed on the said mounting bracket 5.
In the present embodiment, the lateral wall of said elasticity shutoff plug is provided with multiple tracks and is used to increase the said elasticity shutoff convex stripe of friction factor between sidewall and silicon core pipe 7 madial walls to be tested beyond the Great Wall.
During actual processing and fabricating, the said convex stripe of multiple tracks is even laying.In the present embodiment, said convex stripe raised corrugations.
Simultaneously, the utility model also comprises the gas-filled tube 12 that is installed in vertical core bar 4 tops.The top of said vertical core bar 4 is the inflation inlet 1 that is used to connect gas-filled tube 12, and is connected with engage thread between said inflation inlet 1 and the gas-filled tube 12.
In the present embodiment, the lateral wall of said inflation inlet 1 is provided with external thread one, and the leading section inwall of gas-filled tube 12 is provided with the internal thread one that matches and use with said external thread one.The inwall of said inflation inlet 1 is provided with the internal thread two that is used to install valve inside.
In the present embodiment, said hold-down mechanism comprises that two symmetries are laid in and compresses handle 2 on the mounting bracket 5.
The said mechanism that is locked is a fixed card 6; Two said compresses handle 2 and is respectively and compresses handle one and compress handle two; One end of said fixed card 6 is fixed on and saidly compresses handle one and the said handle two that compresses is provided with the fastener that the other end of fixed card 6 is fixed, and the other end correspondence of said fixed card 6 is provided with the hole clipping that a plurality of and said fastener matches and uses.
In the present embodiment; The said handle 2 that compresses comprises that the middle part is equipped with the contact roller and the said contact roller of the drive manual handle that the vertical core bar 4 of drive moves up in jointed shaft 10 rotations and said contact roller rotation process of jointed shaft 10; Said contact roller is connected through jointed shaft with pressing down between the support 5, and said manual handle is installed in said contact roller bottom; Said vertical core bar 4 is installed between two said said contact rollers that compress handle 2.
During actual processing and fabricating, said contact roller and said manual handle processing and fabricating are one.In the present embodiment, be connected with the groove kind of drive between said contact roller and the said vertical core bar 4; Said contact roller arranged outside has outer groove one, and vertically the middle part lateral wall of core bar 4 is provided with the outer groove two that matches and use with said outer groove one.
In the present embodiment, said elasticity shutoff plug is a soft rubber plug 3, and compressive plate 9 is an one with vertical core bar 4 processing and fabricatings.Said air-filled pore 11 is vertically to laying; The top external diameter of said vertical core bar 4 is less than the center external diameter, and the middle part external diameter of vertical core bar 4 is less than its underpart external diameter.The aperture, top of said air-filled pore 11 is less than aperture, bottom wherein.
To sum up, the utility model mainly is made up of vertical core bar 4, soft rubber plug 3, a pair of handle 2, fixed card 6 and the mounting bracket 5 of compressing that inside has an air-filled pore 11, and mounting bracket 5 bottoms are provided with carries out spacing postive stop baffle 8 to soft rubber plug 3.Said vertical core bar 4 is for being respectively arranged with screw thread on hollow bar and center and the upper outside wall; The inwall of said inflation inlet 1 is provided with internal thread simultaneously; And its bottom is a disc compressive plate 9, and air-filled pore 3 is the through hole that from top to bottom connects, and is beneficial to gas and passes through.Be respectively arranged with on the inside and outside wall of said inflation inlet 1 and be used to the helicitic texture valve inside being installed or being connect gas-filled tube 12; The said handle 2 that compresses can rotate up and down around jointed shaft 10; Be connected with the groove kind of drive owing to compress between said contact roller and the vertical core bar 4 in the handle 2; Thereby compress handle 2 when jointed shaft 10 rotates; Drive vertical core bar 4 and move up, and the spacing of tackling mutually between postive stop baffle 8 and the compressive plate 9 is adjusted; Said vertical core bar 4 can move up and down in mounting bracket 5 neatly.During actual the use, mounting bracket 5 is mainly used in support compression handle 2; Fixed card 6 is that an end is fixed on and compresses on the handle one and the other end has the clamp of a plurality of hole clippings; When compressing handle 2 and turn to the precalculated position; Hole clipping corresponding on the fixed card 6 directly is enclosed within compresses on the fastener set on the handle two, to fix compressing handle 2 current compacted position.
In conjunction with Fig. 3 and Fig. 4; During actual the test; Only need earlier the utility model plug-in mounting is gone in the silicon core pipe 7 to be tested, compress handle 2 and drive vertical core bar 4 and move up through rotating again, and vertically core bar 4 spacing of tackling mutually between postive stop baffle 8 and the compressive plate 9 in the process that moves up is adjusted; And tackle soft rubber plug 3 mutually and compress; Soft rubber plug 2 is compressed its shape of back and changes and press to surrounding space, thereby the inwall of silicon core pipe 7 to be tested is produced expansive force to carry out tight closure, the friction force that produces between soft rubber plug 3 and silicon core pipe 7 inwalls to be tested simultaneously; Can guarantee effectively that the utility model is not extruded under the bigger situation of silicon core pipe 7 internal pressures to be tested.Because two said compresses handle 2 and is a pair of band tooth and the hold down gag that can rotate around jointed shaft 10; When manual handle is firmly rotated from top to bottom; Can drive the motion from bottom to top synchronously of vertical core bar 4; And tackle soft rubber plug 3 mutually and push, wait to compress and tighten fixing through fixed card 6 when handle 2 is swung down to predeterminated position; Because soft rubber plug 3 is the soft rubber post that all sides have ripple, it is squeezed, and producing expands produces pressure between back and the silicon core pipe 7 to be tested, plays tight plugging action.In addition, in the actual use, when compressing that handle 2 upwards rotates and vertically core bar 4 moves down, soft rubber plug 3 returns to the original form under self resilient force gradually.In sum, silicon core pipe 7 to be tested is sealed and compressive resistance when test, the utility model can simple, conveniently carry out shutoff to silicon core pipe 7 to be tested, and not only plugging effect is good and shutoff is firm; Simultaneously; Behind the EOT; Pull out gas-filled tube 12 earlier, let silicon core pipe 7 gas inside to be tested release and finish, open fixed card 6 then and make that compressing handle 2 upwards rotates; In silicon core pipe 7 to be tested, take out the utility model afterwards, just can accomplish the sealing and the compressive resistance test of silicon core pipe 7 to be tested.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any restriction; Everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of the utility model technical scheme according to the utility model technical spirit.
Claims (10)
1. the effective type inflatable of communications optical cable silicon core is tested plug fast; It is characterized in that: comprise vertical core bar (4), coaxial package that the middle part has an air-filled pore (11) carry out the elasticity shutoff plug of shutoff in vertical core bar (4) bottom and to silicon core pipe to be tested (7), drive hold-down mechanism that vertical core bar (4) moves up, be arranged in directly over the said elasticity shutoff plug and supply mounting bracket (5) that said hold-down mechanism installs, coaxial package in vertical core bar (4) bottom and vertically core bar (4) process that moves up from the bottom to top said elasticity shutoff is filled in the compressive plate (9) of row compression and is installed in the mechanism that is locked on the said hold-down mechanism; Said mounting bracket (5) bottom is provided with fills in the spacing postive stop baffle (8) of row to said elasticity shutoff, and said postive stop baffle (8) is a leveling board; Said postive stop baffle (8) coaxial package is on vertical core bar (4), and the equal correspondence in middle part of said postive stop baffle (8) and said elasticity shutoff plug has the through hole that supplies vertical core bar (4) to pass; Said elasticity shutoff plug is that cylindrical plugs and its external diameter are consistent with the internal diameter of silicon core pipe to be tested (7), and said hold-down mechanism is installed on the said mounting bracket (5).
2. test plug fast according to the effective type inflatable of the described communications optical cable silicon of claim 1 core, it is characterized in that: the lateral wall of said elasticity shutoff plug is provided with multiple tracks and is used to increase the said elasticity shutoff convex stripe of friction factor between sidewall and silicon core pipe to be tested (7) madial wall beyond the Great Wall.
3. test plug fast according to claim 1 or the effective type inflatable of 2 described communications optical cable silicon cores, it is characterized in that: also comprise the gas-filled tube (12) that is installed in vertical core bar (4) top; The top of said vertical core bar (4) is for being used to connect the inflation inlet (1) of gas-filled tube (12), and is connected with engage thread between said inflation inlet (1) and the gas-filled tube (12).
4. test plug fast according to the effective type inflatable of the described communications optical cable silicon of claim 3 core; It is characterized in that: the lateral wall of said inflation inlet (1) is provided with external thread one, and the leading section inwall of gas-filled tube (12) is provided with the internal thread one that matches and use with said external thread one.
5. test plug fast according to claim 1 or the effective type inflatable of 2 described communications optical cable silicon cores, it is characterized in that: said hold-down mechanism comprises that two symmetries are laid in and compresses handle (2) on the mounting bracket (5).
6. test plug fast according to the effective type inflatable of the described communications optical cable silicon of claim 5 core; It is characterized in that: the said mechanism that is locked is fixed card (6); Two said compresses handle (2) and is respectively and compresses handle one and compress handle two; One end of said fixed card (6) is fixed on and saidly compresses handle one and the said handle two that compresses is provided with the fastener that the other end of fixed card (6) is fixed, and the other end correspondence of said fixed card (6) is provided with the hole clipping that a plurality of and said fastener matches and uses.
7. test plug fast according to the effective type inflatable of the described communications optical cable silicon of claim 5 core; It is characterized in that: the said handle (2) that compresses comprises that the middle part is equipped with the contact roller and the said contact roller of the drive manual handle that the vertical core bar of drive (4) moves up in jointed shaft (10) rotation and said contact roller rotation process of jointed shaft (10); Said contact roller is connected through jointed shaft with pressing down between the support (5), and said manual handle is installed in said contact roller bottom; Said vertical core bar (4) is installed between two said said contact rollers that compress handle (2).
8. test plug fast according to the effective type inflatable of the described communications optical cable silicon of claim 7 core, it is characterized in that: be connected with the groove kind of drive between said contact roller and the said vertical core bar (4); Said contact roller arranged outside has outer groove one, and vertically the middle part lateral wall of core bar (4) is provided with the outer groove two that matches and use with said outer groove one.
9. test plug fast according to claim 1 or the effective type inflatable of 2 described communications optical cable silicon cores, it is characterized in that: said elasticity shutoff plug is soft rubber plug (3), and compressive plate (9) is an one with vertical core bar (4) processing and fabricating.
10. test plug fast according to claim 1 or the effective type inflatable of 2 described communications optical cable silicon cores, it is characterized in that: said air-filled pore (11) is vertically to laying; The top external diameter of said vertical core bar (4) is less than the center external diameter, and the middle part external diameter of vertical core bar (4) is less than its underpart external diameter; The said convex stripe of multiple tracks is even laying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200129998U CN202420799U (en) | 2012-01-12 | 2012-01-12 | Inflatable quick testing plug for communication optical fiber silicon core tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200129998U CN202420799U (en) | 2012-01-12 | 2012-01-12 | Inflatable quick testing plug for communication optical fiber silicon core tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202420799U true CN202420799U (en) | 2012-09-05 |
Family
ID=46745554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200129998U Expired - Lifetime CN202420799U (en) | 2012-01-12 | 2012-01-12 | Inflatable quick testing plug for communication optical fiber silicon core tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202420799U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249210A (en) * | 2017-09-30 | 2019-09-17 | 深圳欣锐科技股份有限公司 | A kind of air admission junction device and air inlet connect system |
| CN111520567A (en) * | 2020-06-02 | 2020-08-11 | 广东安格尔橡塑科技有限公司 | Portable inflatable detection pipeline sealing device and detection method thereof |
-
2012
- 2012-01-12 CN CN2012200129998U patent/CN202420799U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249210A (en) * | 2017-09-30 | 2019-09-17 | 深圳欣锐科技股份有限公司 | A kind of air admission junction device and air inlet connect system |
| CN110249210B (en) * | 2017-09-30 | 2021-10-19 | 深圳欣锐科技股份有限公司 | Air inlet connecting device and air inlet connecting system |
| CN111520567A (en) * | 2020-06-02 | 2020-08-11 | 广东安格尔橡塑科技有限公司 | Portable inflatable detection pipeline sealing device and detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204666323U (en) | Simple and easy ball valve test device for air tightness | |
| CN204577526U (en) | Lithium battery vacuum packaging machine and press plate mechanism thereof | |
| CN202420799U (en) | Inflatable quick testing plug for communication optical fiber silicon core tube | |
| CN107226045A (en) | A kind of automobile sensor of convenient dismounting | |
| CN202785104U (en) | Mechanical coiling sleeve expander | |
| CN202420798U (en) | Inflatable testing plug for silicon core pipe of communication optical cable | |
| CN104600366A (en) | Lithium battery vacuum packaging machine and pressing plate mechanism thereof | |
| CN209448360U (en) | A kind of electromechanical equipment pipeline fixing device | |
| CN204316278U (en) | A kind of magnetic steel separating device | |
| CN201427163Y (en) | Gas-filling and sealing device for gas-liquid shock absorber | |
| CN204927081U (en) | Length manual regulation formula high pressure device of operating a switch | |
| CN204749268U (en) | Two rubber coating machines | |
| CN103244819A (en) | SF6 gas filling device | |
| CN203223515U (en) | Inflation device of shock absorber | |
| CN207508644U (en) | A kind of water-storage pressure tank air bag automatic assembling machine | |
| CN106290992B (en) | A kind of power equipment test lead hanging device | |
| CN206832972U (en) | Rotate the fastener for the detection device that magnetizes | |
| CN206338162U (en) | A kind of vehicle-mounted hand-operated bicycle inflator | |
| CN204927084U (en) | Insulating bar convenient to hook | |
| CN204927082U (en) | High pressure outage operating rod | |
| CN206237277U (en) | A kind of insulating paper inserts the index mold device of machine | |
| CN201080379Y (en) | Thin film stretching device for wrapping machine | |
| CN207777924U (en) | A kind of mounting seat of novel computer host equipment | |
| CN203551389U (en) | Tension tester for donkey wire rope of pumping unit | |
| CN202732267U (en) | Air compressing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
|
| CX01 | Expiry of patent term |