CN207451511U - A kind of Moveable horizontal jack - Google Patents
A kind of Moveable horizontal jack Download PDFInfo
- Publication number
- CN207451511U CN207451511U CN201721581120.0U CN201721581120U CN207451511U CN 207451511 U CN207451511 U CN 207451511U CN 201721581120 U CN201721581120 U CN 201721581120U CN 207451511 U CN207451511 U CN 207451511U
- Authority
- CN
- China
- Prior art keywords
- locking bar
- idler wheel
- oil cylinder
- telescopic rod
- horizontal jack
- 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 - Fee Related
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- Jib Cranes (AREA)
Abstract
The utility model provides a kind of Moveable horizontal jack, belongs to field of mechanical technique.It, which solves existing Horizontal jack, can have the technical problems such as movement in operation.This Moveable horizontal jack includes pedestal and can promote the oil cylinder that crane arm is swung up, pedestal includes two pieces of substrates, the forepart of every piece of substrate is rotatably connected to idler wheel, annular groove is provided in the middle part of the outer wheel face of idler wheel, several bayonets are provided in the groove bottom of annular groove, bayonet circumferentially array distribution, locking bar is slidably connected on the lateral surface of substrate, locking bar is horizontally disposed with, locking bar can be caught in bayonet towards one end of idler wheel, the stuck idler wheel of locking bar can be caused when the telescopic rod of oil cylinder stretches out by being equipped between the telescopic rod and locking bar of oil cylinder, and drive locking bar exits the link of annular groove when the telescopic rod of oil cylinder is retracted.The utility model has the advantages that idler wheel can be locked in operation.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of Moveable horizontal jack.
Background technology
Horizontal jack jacks the light small lifting equipment of weight by top bracket in small stroke, is a kind of extensive use
In support apparatus dead weight on load-carrying vehicle or mobile equipment, an important Hydraulic Elements of adjusting device level, it is mainly used for
The departments such as factories and miness, communications and transportation are as the work such as Mechanical Help and other liftings, support.
For conveniently moving, idler wheel is equipped on the pedestal of current Horizontal jack, this results in Horizontal jack to make
It can only be carried out during industry on level ground, since the presence of idler wheel, Horizontal jack can go out in jacking on inclined ground
Situation about now moving, there are security risks.
The content of the invention
The purpose of this utility model is that there are the above problems for existing technology, it is proposed that a kind of Moveable horizontal is very heavy
The technical issues of top, the utility model solves is to lock idler wheel in operation.
The purpose of this utility model can be realized by following technical proposal：
A kind of Moveable horizontal jack, including pedestal and the oil cylinder that crane arm can be promoted to be swung up, the pedestal bag
Two pieces of substrates are included, the forepart of every piece of substrate is rotatably connected to idler wheel, which is characterized in that in the outer wheel face of the idler wheel
Portion is provided with annular groove, is provided with several bayonets in the groove bottom of the annular groove, the bayonet circumferentially array distribution, described
Locking bar is slidably connected on the lateral surface of substrate, the locking bar is horizontally disposed with, and the locking bar can be caught in card towards one end of idler wheel
The stuck idler wheel of locking bar can be caused when the telescopic rod of oil cylinder stretches out by being equipped in mouthful, between the telescopic rod and locking bar of the oil cylinder, and
Locking bar is driven to exit the link of annular groove when the telescopic rod of oil cylinder is retracted.
In operation, the telescopic rod of oil cylinder, which stretches out, drives crane arm to be swung up, before the telescopic rod of oil cylinder also drives link
Drive the movement of locking bar way roller into, link, when the telescopic rod of oil cylinder is moved to certain position, crane arm swing in place, with
This is also caught in bayonet with hour locking lever, positions idler wheel by locking bar, idler wheel is avoided to rotate, therefore also realize in operation will be sleeping
Formula jack positions.
In above-mentioned Moveable horizontal jack, the locking bar has tapered end, the tapered end bag towards one end of idler wheel
The closing piece of the lock body being arc-shaped and several protrusions is included, the lock body can be plugged in annular groove and closing piece can be caught in bayonet
It is interior.It can realize that multiple closing pieces are caught in the bayonet of idler wheel simultaneously by tapered end, also increase the contact surface between locking bar and idler wheel
Product improves the intensity that locking bar locks idler wheel.
In above-mentioned Moveable horizontal jack, the link is T-shaped, including mobile jib and strut, the mobile jib
The telescopic rod of one end and oil cylinder is fixed, and the bar hole being distributed along the longitudinal direction, the both ends point of the strut are provided on the substrate
Bar hole is not pierced by, and one end that the strut is pierced by bar hole is fixed with link block, and the locking bar has close to one end of link block
There is grafting block, there are two horizontally disposed shanks on the link block, the shank passes through grafting block, the shank
End be bolted with stop nut, be cased with spring on the shank, the length of the spring in its natural state is less than grafting
The length of bar.When the telescopic rod of oil cylinder has just started mobile, link block can be moved towards grafting block, when the telescopic rod of oil cylinder moves
During to certain position, the both ends of spring can be resisted against between grafting block and link block, and locking bar can be towards rolling under the action of the spring
Wheel movement, after locking bar locks idler wheel, if the telescopic rod of oil cylinder continues to stretch out at this time, link block can squeeze spring at this time, make
Obtaining the telescopic rod of oil cylinder can continue to stretch out range, and said structure can so that the stroke of the telescopic rod of oil cylinder is free, while
Idler wheel is locked when crane arm is to 30 ° or more than 30 °；Oil cylinder telescopic rod retract when, when stop nut be moved to
Grafting block can be pulled reset against rear locking bar.
In above-mentioned Moveable horizontal jack, the lower edge of the substrate has the reinforcement flange to turn up, described to add
Guide pad is fixed on strong flange, guide groove is provided on the guide pad, the locking bar is slidably connected on guide groove.By leading
It can play a supporting role to block to locking bar, while can guarantee that locking bar remains back-and-forth motion.
In above-mentioned Moveable horizontal jack, the width of the bayonet is gradually reduced from port to the bottom surface of bayonet,
The width size of the closing piece is identical with the minimum widith size of bayonet.With this configuration closing piece can be caused to be easier to be caught in bayonet
It is interior.
Compared with prior art, this Moveable horizontal jack, which has, realizes the excellent of Horizontal jack positioning in operation
Point.
Description of the drawings
Fig. 1 is the side structure schematic view of this Moveable horizontal jack.
Fig. 2 is the schematic cross-sectional view of idler wheel.
Fig. 3 is the present invention looks up structural representation of this Moveable horizontal jack.
In figure, 1, oil cylinder；11st, crane arm；2nd, substrate；21st, bar hole；22nd, flange is strengthened；3rd, idler wheel；31st, annular is recessed
Slot；32nd, bayonet；4th, locking bar；41st, tapered end；42nd, lock body；43rd, closing piece；44th, grafting block；5th, mobile jib；51st, strut；52nd, link block；
53rd, shank；54th, stop nut；55th, spring；6th, guide pad.
Specific embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in Figure 1 to Figure 3, Moveable horizontal jack includes pedestal and can promote the oil cylinder that crane arm 11 is swung up
1, pedestal includes two pieces of substrates 2, and the forepart of every piece of substrate 2 is rotatably connected to idler wheel 3, is provided in the middle part of the outer wheel face of idler wheel 3
Annular groove 31, is provided with several bayonets 32 in the groove bottom of annular groove 31, the circumferentially array distribution of bayonet 32, substrate 2 it is outer
Locking bar 4 is slidably connected on side, locking bar 4 is horizontally disposed, and locking bar 4 can be caught in towards one end of idler wheel 3 in bayonet 32, oil cylinder 1
Telescopic rod and locking bar 4 between be equipped with and can cause 4 stuck idler wheel 3 of locking bar when the telescopic rod of oil cylinder 1 stretches out, and in oil cylinder 1
Locking bar 4 is driven to exit the link of annular groove 31 when telescopic rod is retracted.
Locking bar 4 has a tapered end 41 towards one end of idler wheel 3, and tapered end 41 includes the lock body 42 that is arc-shaped and several protrusions
Closing piece 43, lock body 42 can be plugged in annular groove 31 and closing piece 43 can be caught in bayonet 32.The width of bayonet 32 from port to
The bottom surface of bayonet 32 is gradually reduced, and the width size of closing piece 43 is identical with the minimum widith size of bayonet 32.
Link is T-shaped, and including mobile jib 5 and strut 51, one end of mobile jib 5 and the telescopic rod of oil cylinder 1 are fixed, on substrate 2
The bar hole 21 being distributed along the longitudinal direction is provided with, the both ends of strut 51 are pierced by bar hole 21 respectively, and strut 51 is pierced by bar hole 21
One end be fixed with link block 52, locking bar 4 has grafting block 44 close to one end of link block 52, has two water on link block 52
The flat shank 53 set, shank 53 pass through grafting block 44, and the end of shank 53 is bolted with stop nut 54, shank 53
On be cased with spring 55, the length of spring 55 in its natural state is less than the length of shank 53.When the telescopic rod of oil cylinder 1 has just started
When mobile, link block 52 can be moved towards grafting block 44, when the telescopic rod of oil cylinder 1 is moved to certain position, the two of spring 55
End can be resisted against between grafting block 44 and link block 52, and locking bar 4 can be moved towards idler wheel 3 under the action of spring 55, when locking bar 4
After locked idler wheel 3, if the telescopic rod of oil cylinder 1 continues to stretch out at this time, link block 52 can squeeze spring 55 at this time so that oil cylinder 1
Telescopic rod can continue to stretch out range, said structure can so that the stroke of the telescopic rod of oil cylinder 1 is free, while in crane arm
11 to 30 ° or idler wheel 3 is locked during more than 30 °；Oil cylinder 1 telescopic rod retract when, when stop nut 54 be moved to
Grafting block 44 can be pulled reset against rear locking bar 4.
The lower edge of substrate 2 has the reinforcement flange 22 to turn up, strengthens being fixed with guide pad 6 on flange 22, on guide pad 6
Guide groove is provided with, locking bar 4 is slidably connected on guide groove.
In operation, the telescopic rod of oil cylinder 1, which stretches out, drives crane arm 11 to be swung up, and the telescopic rod of oil cylinder 1 also drives connection
Frame advances, and link drives 4 way roller 3 of locking bar to move, and when the telescopic rod of oil cylinder 1 is moved to certain position, crane arm 11 is put
It is dynamic that at the same time locking bar 4 is also caught in bayonet 32, positions idler wheel 3 by locking bar 4, idler wheel 3 is avoided to rotate in place, therefore
Realization positions Horizontal jack in operation.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (5)
1. a kind of Moveable horizontal jack, including pedestal and the oil cylinder that crane arm can be promoted to be swung up, the pedestal includes
Two pieces of substrates, the forepart of every piece of substrate are rotatably connected to idler wheel, which is characterized in that the middle part of the outer wheel face of the idler wheel
Annular groove is provided with, is provided with several bayonets in the groove bottom of the annular groove, the bayonet circumferentially array distribution, the base
Locking bar is slidably connected on the lateral surface of plate, the locking bar is horizontally disposed with, and the locking bar can be caught in bayonet towards one end of idler wheel
Interior, the stuck idler wheel of locking bar can be caused when the telescopic rod of oil cylinder stretches out by being equipped between the telescopic rod and locking bar of the oil cylinder, and
Locking bar is driven to exit the link of annular groove when the telescopic rod of oil cylinder is retracted.
2. Moveable horizontal jack according to claim 1, which is characterized in that the locking bar has towards one end of idler wheel
There is tapered end, the tapered end includes the closing piece for the lock body and several protrusions being arc-shaped, and the lock body can be plugged in annular groove
And closing piece can be caught in bayonet.
3. Moveable horizontal jack according to claim 2, which is characterized in that the link is T-shaped, including mobile jib
And strut, one end of the mobile jib and the telescopic rod of oil cylinder are fixed, and the bar hole being distributed along the longitudinal direction is provided on the substrate,
The both ends of the strut are pierced by bar hole respectively, and one end that the strut is pierced by bar hole is fixed with link block, and the locking bar leans on
One end of nearly link block has grafting block, has two horizontally disposed shanks on the link block, the shank passes through
Grafting block, the end of the shank are bolted with stop nut, spring are cased on the shank, the spring is in nature
Under length be less than shank length.
4. Moveable horizontal jack according to claim 2, which is characterized in that the lower edge of the substrate, which has, turns up
Reinforcement flange, it is described reinforcement flange on be fixed with guide pad, guide groove is provided on the guide pad, the locking bar is slidably connected
On guide groove.
5. Moveable horizontal jack according to claim 2, which is characterized in that the width of the bayonet is from port to card
The bottom surface of mouth is gradually reduced, and the width size of the closing piece is identical with the minimum widith size of bayonet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721581120.0U CN207451511U (en) | 2017-11-23 | 2017-11-23 | A kind of Moveable horizontal jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721581120.0U CN207451511U (en) | 2017-11-23 | 2017-11-23 | A kind of Moveable horizontal jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207451511U true CN207451511U (en) | 2018-06-05 |
Family
ID=62278160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721581120.0U Expired - Fee Related CN207451511U (en) | 2017-11-23 | 2017-11-23 | A kind of Moveable horizontal jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207451511U (en) |
-
2017
- 2017-11-23 CN CN201721581120.0U patent/CN207451511U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314214, No. 1, No. 18, Shilong Road, Cao Qiao street, Jiaxing, Zhejiang, Pinghu Patentee after: Pinghu Tongli Machinery Co., Ltd Address before: 314214, No. 1, No. 18, Shilong Road, Cao Qiao street, Jiaxing, Zhejiang, Pinghu Patentee before: Pinghu Tongli Machine Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20201123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |