CN208236980U - gas spring with locking device - Google Patents
gas spring with locking device Download PDFInfo
- Publication number
- CN208236980U CN208236980U CN201820718492.1U CN201820718492U CN208236980U CN 208236980 U CN208236980 U CN 208236980U CN 201820718492 U CN201820718492 U CN 201820718492U CN 208236980 U CN208236980 U CN 208236980U
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- support plate
- snap
- gauge
- gas spring
- locking device
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Abstract
The utility model relates to the gas springs with locking device, fixed block is fixedly mounted on cylinder body, pilot hole is opened up on fixed block, be slidably installed support plate in pilot hole, limit plate is rotatablely installed in the end of support plate, snap-gauge is fixedly mounted in the end of the limit plate, and threaded hole is opened up in support plate, and threaded hole internal screw thread installs soket head cap screw；When gas spring gas leakage, piston moves down in advance, soket head cap screw prevents limit plate from rotating down, snap-gauge is fixed on limit plate, soket head cap screw also prevents snap-gauge from rotating down, simultaneously, the support plate device that is locked is fixed in pilot hole, support plate will not slide downward, therefore, the bottom surface of round end is bonded with the upper surface of snap-gauge always, snap-gauge limitation round end moves downward, round end limitation piston rod moves downward, piston moves downward for piston rod limitation, to realize the locking of gas spring extension end, gas spring is set still to support article, protect the person and property safety of user.
Description
Technical field
The utility model relates to gas spring technology fields, more particularly, to a kind of gas spring with locking device.
Background technique
Currently, many equipment will use turnover mechanism, such as the support frame of bed body, gas spring and sparerib shelf air pressure bracket
Connection plays support bedstead；Turnover mechanism two sides are furnished with gas spring, but gas spring itself is without position-limit mechanism, flip piece
It when being flipped up opening, is supported completely by the gas spring of two sides, due to there is no spring safety device, common gas bullet on existing market
The case where spring will appear gas leakage locking in the case where stretching repeatedly, it is easy to the problem of injuring people by a crashing object occur.
Utility model content
Technical problem to be solved by the utility model is: in order to overcome common gas spring in the prior art repeatedly flexible
In the case of the case where will appear gas leakage locking, it is easy to there is the problem of injuring people by a crashing object, a kind of gas bullet with locking device be provided
Spring.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of gas spring with locking device,
Including cylinder body, piston, piston rod and cylinder seat, the inner cavity of the piston and the cylinder body, which slides, to be connected, one end of the piston rod
It is fixedly connected with the piston, the other end is fixedly installed with the round end outside cylinder body, and the radius of the round end is greater than the piston rod
Radius, the cylinder seat is fixedly mounted on the cylinder body, locking device is provided on the cylinder body, the locking device includes
Fixed block, the fixed block are fixedly mounted on the cylinder body, and pilot hole is offered on the fixed block, is slided in the pilot hole
Dynamic to be equipped with support plate, the glide direction of the support plate is identical as the glide direction of the piston, is arranged on the fixed block
The locking device that restricted support plate moves in pilot hole, the end of the support plate are rotatably equipped with identical as its cross section
Limit plate, the end of the limit plate is fixedly installed with snap-gauge, threaded hole is offered in the support plate, in the threaded hole
Screw thread is equipped with soket head cap screw, and when gas spring is in the lock state, the upper surface of the snap-gauge is bonded with the bottom surface of round end,
The tangent setting of the nut of the soket head cap screw and the lower surface of limit plate, the limit plate are vertically arranged with the support plate,
The support plate is fixed in the pilot hole.
The gas spring with locking device of the utility model, fixed block is fixedly mounted on cylinder body, opens on fixed block
If pilot hole, be slidably installed support plate in pilot hole, is rotatablely installed limit plate, the end of the limit plate in the end of support plate
Snap-gauge is fixedly mounted in portion, and threaded hole is opened up in support plate, and threaded hole internal screw thread installs soket head cap screw；The utility model does not make
Used time, support plate and limit plate are respectively positioned in pilot hole, and pass through position of the locking device fixed support plate in pilot hole, limit
Position plate is hidden in pilot hole, and snap-gauge is arranged in parallel with fixed block, and snap-gauge will not have interference with piston rod, to will not influence gas
The use of spring pulls snap-gauge, will extract out in limit plate and pilot hole, leading support plate after piston rod jacks up article
It is moved into hole, soket head cap screw is installed on the supporting plate, then make the lower surface of limit plate and soket head cap screw tangent, it is mobile
Support plate is bonded the upper surface of snap-gauge with the bottom surface of round end, and then support plate is fixed in pilot hole using locking device,
The piston rod of the utility model gas spring is locked；When gas spring gas leakage, piston moves down in advance, and soket head cap screw prevents limit
Position plate rotates down, and snap-gauge is fixed on limit plate, and soket head cap screw also prevents snap-gauge from rotating down, meanwhile, support plate is locked
Tight device is fixed in pilot hole, support plate will not slide downward, therefore, the bottom surface of round end is pasted with the upper surface of snap-gauge always
It closes, snap-gauge limitation round end moves downward, and round end limitation piston rod moves downward, and piston moves downward for piston rod limitation, thus real
The locking for having showed gas spring extension end, makes gas spring still support article, protects the person and property safety of user.
Further, the locking device includes lock-screw, and threaded hole, the locking screw are offered on the fixed block
Nail is threadably mounted in the threaded hole, and the end of the lock-screw is bonded with the support plate.
For stronger fixed lock-screw, it is fixedly installed with mounting base on the fixed block, is opened in the mounting base
Equipped with threaded hole, the lock-screw is threadably mounted in the mounting base.
Moved down to firmly limit round end, the locking device include two, two locking devices about
The center symmetric setting of cylinder body.
Preferably, the shape of the snap-gauge is semi-circular shape, and when gas spring is in the lock state, the snap-gauge and institute
State piston rod coaxial arrangement.
The beneficial effects of the utility model are: the gas spring with locking device of the utility model, fixed on cylinder body
Fixed block is installed, pilot hole is opened up on fixed block, be slidably installed support plate in pilot hole, rotates peace in the end of support plate
Limit plate is filled, snap-gauge is fixedly mounted in the end of the limit plate, and threaded hole, threaded hole internal screw thread installation interior six are opened up in support plate
Angle screw；When not in use, support plate and limit plate are respectively positioned in pilot hole the utility model, and pass through the fixed branch of locking device
Position of the fagging in pilot hole, limit plate are hidden in pilot hole, and snap-gauge is arranged in parallel with fixed block, and snap-gauge will not be with piston
Bar has interference, to will not influence the use of gas spring, after piston rod jacks up article, pulls snap-gauge, by limit plate with lead
It is extracted out into hole, moves support plate in pilot hole, soket head cap screw is installed on the supporting plate, then make the following table of limit plate
Face is tangent with soket head cap screw, and mobile support plate is bonded the upper surface of snap-gauge with the bottom surface of round end, then uses locking device
Support plate is fixed in pilot hole, the piston rod of the utility model gas spring is locked；When gas spring gas leakage, piston in advance to
Lower movement, soket head cap screw prevent limit plate rotate down, snap-gauge is fixed on limit plate, soket head cap screw also prevent snap-gauge to
Lower rotation, meanwhile, the support plate device that is locked is fixed in pilot hole, support plate will not slide downward, therefore, the bottom of round end
Face is bonded with the upper surface of snap-gauge always, and snap-gauge limitation round end moves downward, and round end limitation piston rod moves downward, piston rod limit
Piston moves downward for system, to realize the locking of gas spring extension end, gas spring is made still to support article, protects user
The person and property safety.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the schematic three dimensional views of the utility model in the locked state；
Fig. 2 is the enlarged drawing in the utility model Fig. 1 at A；
Fig. 3 is the top view of the utility model Fig. 1；
Fig. 4 is the cross-sectional view in the utility model Fig. 3 at A-A；
Fig. 5 is the enlarged drawing in the utility model Fig. 4 at B；
Fig. 6 is the schematic three dimensional views of the utility model when not in use.
In figure: 1. cylinder bodies, 2. pistons, 3. piston rods, 4. cylinder seats, 5. round ends, 6. fixed blocks, 7. support plates, 8. limit plates,
9. snap-gauge, 10. soket head cap screws, 11. lock-screws, 12. mounting bases.
Specific embodiment
Presently in connection with attached drawing, the utility model is described in more detail.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
A kind of gas spring with locking device shown in as shown in Figure 1, Figure 3 and Figure 4, including cylinder body 1, piston 2, piston rod 3
With cylinder seat 4, the inner cavity of the piston 2 and the cylinder body 1, which slides, to be connected, and one end of the piston rod 3 is fixedly connected with piston 2,
The other end is fixedly installed with the round end 5 outside cylinder body 1, and the radius of the round end 5 is greater than the radius of the piston rod 3, described
Cylinder seat 4 is fixedly mounted on the cylinder body 1, and locking device is provided on the cylinder body 1, and the locking device includes fixed block 6,
The fixed block 6 is fixedly mounted on the cylinder body 1, and pilot hole is offered on the fixed block 6, sliding peace in the pilot hole
Equipped with support plate 7, the glide direction of the support plate 7 is identical as the glide direction of the piston 2, is arranged on the fixed block 6
The locking device that restricted support plate 7 moves in pilot hole, the end of the support plate 7 are rotatably equipped with and its cross section phase
Same limit plate 8 offers spiral shell in the support plate 7 as shown in Fig. 2, the end of the limit plate 8 is fixedly installed with snap-gauge 9
Pit, the threaded hole internal screw thread is equipped with soket head cap screw 10, when gas spring is in the lock state, the snap-gauge 9 it is upper
Surface is bonded with the bottom surface of round end 5, the tangent setting in lower surface of the nut and limit plate 8 of the soket head cap screw 10, such as Fig. 5 institute
Show, the limit plate 8 is vertically arranged with the support plate 7, and the support plate 7 is fixed in the pilot hole.
The locking device includes lock-screw 11, and threaded hole, 11 spiral shell of lock-screw are offered on the fixed block 6
Line is mounted in the threaded hole, and the end of the lock-screw 11 is bonded with the support plate 7.
It is fixedly installed with mounting base 12 on the fixed block 6, threaded hole, the locking screw are offered in the mounting base 12
Nail 11 is threadably mounted in the mounting base 12.
The locking device includes two, center symmetric setting of two locking devices about cylinder body 1.
The shape of the snap-gauge 9 is semi-circular shape, when gas spring is in the lock state, the snap-gauge 9 and the piston
Bar 3 is coaxially disposed.
The gas spring with locking device of the utility model when not in use, as described in Figure 6, support plate 7 and limit plate 8
It is respectively positioned in pilot hole, and by position of the locking device fixed support plate 7 in pilot hole, limit plate 8 hides and pilot hole
Interior, snap-gauge 9 is arranged in parallel with fixed block 6, and snap-gauge 9 will not have interference with piston rod 3, thus will not influence the use of gas spring,
After piston rod 3 jacks up article, snap-gauge 9 is pulled, will be extracted out in limit plate 8 and pilot hole, move support plate 7 in pilot hole
It is dynamic, soket head cap screw 10 is installed in support plate 7, then makes the lower surface of limit plate 8 and soket head cap screw 10 tangent, mobile branch
Fagging 7 is bonded the upper surface of snap-gauge 9 and the bottom surface of round end 5, and support plate 7 is then fixed on pilot hole using locking device
Interior, the piston rod 3 of the utility model gas spring is locked；When gas spring gas leakage, piston 2 moves down in advance, soket head cap screw
10 prevention limit plates 8 rotate down, and snap-gauge 9 is fixed on limit plate 8, and soket head cap screw 10 also prevents snap-gauge 9 from rotating down, together
When, the device that is locked of support plate 7 is fixed in pilot hole, support plate 7 will not slide downward, therefore, the bottom surface of round end 5 is always
It is bonded with the upper surface of snap-gauge 9, snap-gauge 9 limits round end 5 and moves downward, and round end 5 limits piston rod 3 and moves downward, and piston rod 3 limits
Piston 2 processed moves downward, to realize the locking of gas spring extension end, gas spring is made still to support article, protects use
The person and property safety of person.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (5)
1. a kind of gas spring with locking device, it is characterised in that: including cylinder body (1), piston (2), piston rod (3) and cylinder seat
(4), the inner cavity of the piston (2) and the cylinder body (1), which slides, connects, and one end and piston (2) of the piston rod (3) are fixed to be connected
It connects, the other end is fixedly installed with the round end (5) positioned at cylinder body (1) outside, and the radius of the round end (5) is greater than the piston rod (3)
Radius, the cylinder seat (4) is fixedly mounted on the cylinder body (1), is provided with locking device, the lock on the cylinder body (1)
Determining device includes fixed block (6), and the fixed block (6) is fixedly mounted on the cylinder body (1), is opened up on the fixed block (6)
There is pilot hole, is slidably fitted in the pilot hole support plate (7), the glide direction of the support plate (7) and the piston (2)
Glide direction it is identical, the locking device that restricted support plate (7) moves in pilot hole, institute are set on the fixed block (6)
The end for stating support plate (7) is rotatably equipped with limit plate (8) identical with its cross section, and the end of the limit plate (8) is fixed
It is equipped with snap-gauge (9), threaded hole is offered on the support plate (7), the threaded hole internal screw thread is equipped with soket head cap screw
(10), when gas spring is in the lock state, the upper surface of the snap-gauge (9) is bonded with the bottom surface of round end (5), the interior hexagonal
The nut of screw (10) and the tangent setting in lower surface of limit plate (8), the limit plate (8) is vertical with the support plate (7) to be set
It sets, the support plate (7) is fixed in the pilot hole.
2. as described in claim 1 with the gas spring of locking device, it is characterised in that: the locking device includes locking screw
It follows closely (11), offers threaded hole on the fixed block (6), the lock-screw (11) is threadably mounted in the threaded hole, institute
The end for stating lock-screw (11) is bonded with the support plate (7).
3. as claimed in claim 2 with the gas spring of locking device, it is characterised in that: fixed peace on the fixed block (6)
Equipped with mounting base (12), threaded hole is offered on the mounting base (12), the lock-screw (11) is threadably mounted at the peace
It fills on seat (12).
4. as described in claim 1 with the gas spring of locking device, it is characterised in that: the locking device includes two,
Center symmetric setting of two locking devices about cylinder body (1).
5. as claimed in claim 4 with the gas spring of locking device, it is characterised in that: the shape of the snap-gauge (9) is half
Circular ring shape, when gas spring is in the lock state, the snap-gauge (9) and the piston rod (3) are coaxially disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820718492.1U CN208236980U (en) | 2018-05-14 | 2018-05-14 | gas spring with locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820718492.1U CN208236980U (en) | 2018-05-14 | 2018-05-14 | gas spring with locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208236980U true CN208236980U (en) | 2018-12-14 |
Family
ID=64579449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820718492.1U Active CN208236980U (en) | 2018-05-14 | 2018-05-14 | gas spring with locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208236980U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021135430A1 (en) * | 2020-01-02 | 2021-07-08 | 浙江安圣特科技有限公司 | Damping device having fixing structure |
| CN113323953A (en) * | 2021-05-20 | 2021-08-31 | 山东吉诺尔体育器材有限公司 | Linear bearing telescopic rod of basketball stand |
-
2018
- 2018-05-14 CN CN201820718492.1U patent/CN208236980U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021135430A1 (en) * | 2020-01-02 | 2021-07-08 | 浙江安圣特科技有限公司 | Damping device having fixing structure |
| CN113323953A (en) * | 2021-05-20 | 2021-08-31 | 山东吉诺尔体育器材有限公司 | Linear bearing telescopic rod of basketball stand |
| CN113323953B (en) * | 2021-05-20 | 2022-12-16 | 山东吉诺尔体育器材有限公司 | Linear bearing telescopic rod of basketball stand |
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| GR01 | Patent grant |