CN207158655U - A kind of single-cylinder plug type telescopic jib crane - Google Patents
A kind of single-cylinder plug type telescopic jib crane Download PDFInfo
- Publication number
- CN207158655U CN207158655U CN201721200259.6U CN201721200259U CN207158655U CN 207158655 U CN207158655 U CN 207158655U CN 201721200259 U CN201721200259 U CN 201721200259U CN 207158655 U CN207158655 U CN 207158655U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- cylinder head
- pin
- elastic steel
- telescopic
- 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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Abstract
The utility model discloses a kind of single-cylinder plug type telescopic jib crane,Including gantry body,The telescopic arm that is connected on gantry body and the telescopic oil cylinder for being fixed on intracavitary in telescopic arm,Telescopic oil cylinder outer sheath is equipped with cylinder head,Cylinder pin is installed in cylinder head,A bearing is provided among cylinder head,Telescopic oil cylinder is through bearing and is rotationally connected with cylinder head,Elastic steel strip is provided between installation trench bottom on cylinder pin and cylinder head,The both ends of elastic steel strip are respectively fixedly connected between cylinder pin and cylinder head,One end that elastic steel strip is connected with cylinder pin is also fixedly connected with a cable wire,A cableway on the inside of cylinder head is additionally provided with mounting groove,The other end of cable wire is connected through cableway with the retainer ring being fixed on the outside of telescopic oil cylinder,The utility model is simple in construction,The further installing space of compression cylinder pin transmission mechanism,The increase space of cylinder diameter is provided for telescopic oil cylinder.
Description
Technical field
It the utility model is related to a kind of single-cylinder plug type telescopic jib crane.
Background technology
Chinese patent CN 101618839B disclose a kind of telescopic arm crane and its single-cylinder bolt type telescopic boom, and it is stretched
Any side of contracting oil cylinder is respectively provided with least two cylinder pins；Under the horizontal positioned state of telescopic arm, the axis of the cylinder pin is parallel
In diameter horizontal-extending on the telescopic oil cylinder cross section, and the cylinder pin is arranged at four angles of minor details telescopic arm cross section
Dropping place is put, and the increase space of cylinder diameter is provided for the telescopic oil cylinder, improves the bearing capacity of telescopic oil cylinder, but its cylinder pin
Drive mechanism is complicated, can still take substantial amounts of installing space.
Utility model content
The utility model aims to overcome that above-mentioned the deficiencies in the prior art, there is provided a kind of cylinder pin transmission mechanism is simply single
Cylinder plug type telescopic jib crane.
The technical solution of the utility model is：A kind of single-cylinder plug type telescopic jib crane, including gantry body, connection
Telescopic arm on the gantry body and the telescopic oil cylinder for being fixed on intracavitary in the telescopic arm, outside the telescopic oil cylinder
Side is set with cylinder head, and cylinder pin is provided with the cylinder head, is provided with a bearing among the cylinder head, the telescopic oil cylinder is worn
Cross bearing and be rotationally connected with the cylinder head, Elastic Steel is provided between the installation trench bottom on the cylinder pin and cylinder head
Bar, the both ends of the elastic steel strip are respectively fixedly connected between the cylinder pin and cylinder head, the elastic steel strip and the cylinder
Sell the one end being connected and be also fixedly connected with a cable wire, a rope on the inside of the cylinder head is additionally provided with the mounting groove
Road, the other end of the cable wire are connected through the cableway with the retainer ring being fixed on the outside of the telescopic oil cylinder.
Further, the both sides of the cylinder head are respectively provided with least two cylinder pins.
Further, the elastic steel strip has two, and two elastic steel strips are respectively arranged in the mounting groove
Both sides.
Further, the openend of the mounting groove is additionally provided with a spacing ring, and the bottom of the cylinder pin is provided with and the limit
The corresponding limiting section of position ring.
The beneficial effects of the utility model are：The utility model drives the lifting of cylinder pin by rotating telescopic oil cylinder,
It is simple in construction without additionally installing transmission mechanism additional, its installing space is further compressed, the increasing of cylinder diameter is provided for telescopic oil cylinder
Large space.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
As shown in figure 1, a kind of single-cylinder plug type telescopic jib crane, including gantry body, it is connected to the crane
Telescopic arm on body and the telescopic oil cylinder 1 for being fixed on intracavitary in the telescopic arm, the outer sheath of telescopic oil cylinder 1 are equipped with cylinder
Head 2, cylinder pin 3 is installed in the cylinder head 2, is provided with a bearing 4 among the cylinder head 2, the telescopic oil cylinder 1 passes through axle
Hold 4 and be rotationally connected with the cylinder head 2, Elastic Steel is provided between the bottom of mounting groove 5 on the cylinder pin 3 and cylinder head 2
Bar 6, the both ends of the elastic steel strip 6 are respectively fixedly connected between the cylinder pin 3 and cylinder head 2, the elastic steel strip 6 and institute
State one end that cylinder pin 3 is connected and be also fixedly connected with a cable wire 7, one is additionally provided with the mounting groove 5 in the cylinder head 2
The cableway 8 of side, the other end of the cable wire 7 pass through the cableway 8 and are fixed on the phase of retainer ring 9 in the outside of telescopic oil cylinder 1
Connection.
Further, the both sides of the cylinder head 2 are respectively provided with least two cylinder pins 3.
Further, the elastic steel strip 6 has two, and two elastic steel strips 6 are respectively arranged in the mounting groove 5
Both sides.
Further, the openend of the mounting groove 5 is additionally provided with a spacing ring 10, and the bottom of the cylinder pin 3 is provided with and institute
State the corresponding limiting section of spacing ring 10.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " bag
Include the arbitrary and all combination of the Listed Items of one or more correlations.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (4)
1. a kind of single-cylinder plug type telescopic jib crane, including gantry body, be connected to it is flexible on the gantry body
Arm and the telescopic oil cylinder for being fixed on intracavitary in the telescopic arm, the telescopic oil cylinder outer sheath are equipped with cylinder head, the cylinder head
Cylinder pin is installed in portion, it is characterised in that：A bearing is provided among the cylinder head, the telescopic oil cylinder is through bearing and rotates
It is connected in the cylinder head, elastic steel strip, the Elastic Steel is provided between the installation trench bottom on the cylinder pin and cylinder head
The both ends of bar are respectively fixedly connected between the cylinder pin and cylinder head, one end that the elastic steel strip is connected with the cylinder pin
Also be fixedly connected with a cable wire, be additionally provided with a cableway on the inside of the cylinder head on the mounting groove, the cable wire it is another
One end is connected through the cableway with the retainer ring being fixed on the outside of the telescopic oil cylinder.
A kind of 2. single-cylinder plug type telescopic jib crane according to claim 1, it is characterised in that：The two of the cylinder head
Side is respectively provided with least two cylinder pins.
A kind of 3. single-cylinder plug type telescopic jib crane according to claim 1, it is characterised in that：The elastic steel strip has
Two, two elastic steel strips are respectively arranged at the both sides in the mounting groove.
A kind of 4. single-cylinder plug type telescopic jib crane according to claim 1, it is characterised in that：The mounting groove is opened
Mouth end is additionally provided with a spacing ring, and the bottom of the cylinder pin is provided with the limiting section corresponding with the spacing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721200259.6U CN207158655U (en) | 2017-09-19 | 2017-09-19 | A kind of single-cylinder plug type telescopic jib crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721200259.6U CN207158655U (en) | 2017-09-19 | 2017-09-19 | A kind of single-cylinder plug type telescopic jib crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207158655U true CN207158655U (en) | 2018-03-30 |
Family
ID=61722467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721200259.6U Expired - Fee Related CN207158655U (en) | 2017-09-19 | 2017-09-19 | A kind of single-cylinder plug type telescopic jib crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207158655U (en) |
-
2017
- 2017-09-19 CN CN201721200259.6U patent/CN207158655U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20200919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |