CN202046366U - Device capable of positioning and fixing inner beam and outer beam of telescopic vehicle - Google Patents
Device capable of positioning and fixing inner beam and outer beam of telescopic vehicle Download PDFInfo
- Publication number
- CN202046366U CN202046366U CN2010206151178U CN201020615117U CN202046366U CN 202046366 U CN202046366 U CN 202046366U CN 2010206151178 U CN2010206151178 U CN 2010206151178U CN 201020615117 U CN201020615117 U CN 201020615117U CN 202046366 U CN202046366 U CN 202046366U
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- air chamber
- positioning
- retractable vehicle
- chamber
- vehicle internal
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Abstract
The utility model discloses a device capable of positioning and fixing an inner beam and an outer beam of a telescopic vehicle. The device comprises the outer beam and a telescopic inner beam and is characterized in that a guide positioning block is arranged on the inner beam, a double-cavity air chamber is arranged on the outer beam and corresponds to the guide positioning block when the inner beam and the outer beam extend to reach working positions, a hinge pin is arranged on the double-cavity air chamber and is matched with the guide positioning block, the double-cavity air chamber is connected with gas pressure supply equipment through a gas pipeline, and a switch is arranged on the gas pipeline and is used for controlling the ON and OFF of gas. In the utility model, the telescoping of the air chamber is controlled by a manual two-position three-way rotary valve to realize the quick and accurate positioning and fixation of the inner beam and the outer beam of the telescopic vehicle; and the device has the advantages of simple structure and convenience, can be easily operated by only one person and can be used for realizing more accurate positioning through ventilating the air chamber in advance.
Description
Technical field
The utility model relates to automotive field, specifically a kind of retractable vehicle internal and external beam device for positioning and securing.
Background technology
Progress and expanding economy with the car Chinese society, logistic industry often need transport some non-removable large cargos (as: frock, equipment, timber etc.), because there is non-dismountable property in this class goods, often need to use telescopic superimposed trailer when therefore transporting this type of goods.And locate and fix at the internal and external beam of telescopic superimposed trailer is a difficult problem that is perplexing manufacturer always.
Summary of the invention
At the deficiency that prior art exists, technical problem to be solved in the utility model is, provide a kind of simple in structure, control is convenient, the retractable vehicle internal and external beam device for positioning and securing of fast, accurately locating and fixing that can realize the retractable vehicle internal and external beam.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of retractable vehicle internal and external beam device for positioning and securing, comprise outer beam and telescopic inner beam, the guide-localization piece is set on the described inner beam, when inside and outside beam elongation and arrival control position, be provided with the two-chamber air chamber with the corresponding position of guide-localization piece on the described outer beam, the bearing pin that installing matches with the guide-localization piece on the two-chamber air chamber, described two-chamber air chamber links to each other with gas voltage supply equipment by gas pipe line, and the switch of control gaseous break-make is set on gas pipe line.
Above-mentioned retractable vehicle internal and external beam device for positioning and securing, described gas voltage supply equipment is the braking system gas circuit that retractable vehicle carries, this braking system gas circuit is communicated with described two-chamber air chamber by gas pipe line; Be provided with bite type next door T-pipe joint body at braking system gas circuit and gas pipe line junction.
Above-mentioned retractable vehicle internal and external beam device for positioning and securing, described gas voltage supply equipment is air compressor.
Above-mentioned retractable vehicle internal and external beam device for positioning and securing, described two-chamber air chamber is fixed with the air chamber permanent seat that is arranged on the outer beam.
Above-mentioned retractable vehicle internal and external beam device for positioning and securing, described guide-localization piece are that the symmetrical structure of establishing the groove that matches with bearing pin in the two-chamber air chamber is stayed in the centre that two wedge structures are formed.
Above-mentioned retractable vehicle internal and external beam device for positioning and securing, described two-chamber air chamber and air chamber permanent seat are provided with two groups, are symmetricly set on inner beam overlaps length of side limit with described outer beam both sides respectively.
Above-mentioned retractable vehicle internal and external beam device for positioning and securing, described switch are the manual rotary valve of two-position three way.
The advantage of the utility model retractable vehicle internal and external beam device for positioning and securing is: 1, the utility model by stretching of the manual rotary valve of two-position three way control air chamber realize the retractable vehicle internal and external beam fast, accurately locate and fix, this convenience simple in structure only needs a people, and just energy easy manipulation 2, the utility model to the method for air chamber ventilation, make the location more accurate by in advance.3, realize quick, the accurate location of retractable vehicle internal and external beam by stretching of the manual rotary valve control of two-position three way air chamber, it is simple and practical, reliable operation, and practical life is long.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing of A part among Fig. 1;
Fig. 3 is the mode of operation dynamic schematic diagram that the utility model begins to lock;
Fig. 4 is the working state schematic representation that finishes that locked of the present utility model.
The specific embodiment
Below in conjunction with drawings and the specific embodiments the utility model is described in further details;
As shown in Figure 1, structural representation for the utility model retractable vehicle internal and external beam device for positioning and securing, comprise outer beam 1 and telescopic inner beam 2, on the described inner beam 2 guide-localization piece 3 is set, this guide-localization piece 3 is that the symmetrical structure of establishing the groove that matches with bearing pin 5 in the two-chamber air chamber 4 is stayed in the centre that two wedge structures are formed.Beam 1 extends and the arrival control position with inner beam 2 outside, be that inner beam 2 extends and when arriving best loaded length fully, be provided with two-chamber air chamber 4 with guide-localization piece 3 corresponding positions on the described outer beam 1, described two-chamber air chamber 4 is fixing with the air chamber permanent seat 8 that is arranged on the outer beam 1.A structure enlarged drawing partly as Fig. 2, the bearing pin 5 that installing matches with guide-localization piece 3 on the two-chamber air chamber 4, described two-chamber air chamber 4 links to each other with gas voltage supply equipment by gas pipe line 6, and the switch of control gaseous break-make is set on gas pipe line 6, and described switch is selected the manual rotary valve of two-position three way.
Above-mentioned retractable vehicle internal and external beam device for positioning and securing, be the weight of saving cost and reducing car load, brief structure, the braking system gas circuit that described gas voltage supply equipment directly utilizes retractable vehicle to carry, this braking system gas circuit is communicated with described two-chamber air chamber 4 by gas pipe line 6; Be provided with bite type next door T-pipe joint body 7 at braking system gas circuit and gas pipe line 6 junctions.Certainly, also can add the gas voltage supply equipment that other are installed on telescopic superimposed trailer, as air compressor etc., this gas voltage supply equipment be those skilled in the art's general-duty equipment and means, so seldom explanation.
For guaranteeing the stability of locking, described two-chamber air chamber 4 is provided with two groups with air chamber permanent seat 8, is symmetricly set on inner beam 2 overlaps length of side limit with described outer beam 1 both sides respectively.
Fig. 3 is the mode of operation dynamic schematic diagram that the utility model begins to lock; Connect the braking system gas circuit that retractable vehicle carries by bite type next door T-pipe joint body during work and make its ventilation.Make two-chamber air chamber 4 and bearing pin 5 elongations by opening the manual rotary valve of two-position three way, the bearing pin 5 of elongation withstands on the sidewall of guide fixed block 3, and this moment, retractable vehicle extended under the traction of tractor truck.
Fig. 4 is the working state schematic representation that finishes that locked of the present utility model.This moment, bearing pin 5 was stuck in the groove of guide fixed block 3, and whole retractable vehicle has been positioned fixing.Realize the withdrawal of two-chamber air chamber 4 and bearing pin 5 by closing the manual rotary valve of two-position three way during the retractable vehicle withdrawal, and then realize the disengaging of bearing pin 5 and guide fixed block 3, retractable vehicle is realized retraction under the thrust of tractor truck.
Certainly, above-mentioned explanation is not to be to restriction of the present utility model, and the utility model also is not limited to above-mentioned giving an example; those skilled in the art; in essential scope of the present utility model, the variation of making, remodeling, interpolation or replacement all should belong to protection domain of the present utility model.
Claims (7)
1. retractable vehicle internal and external beam device for positioning and securing, comprise outer beam and telescopic inner beam, it is characterized in that: the guide-localization piece is set on the described inner beam, when inside and outside beam elongation and arrival control position, be provided with the two-chamber air chamber with the corresponding position of guide-localization piece on the described outer beam, the bearing pin that installing matches with the guide-localization piece on the two-chamber air chamber, described two-chamber air chamber links to each other with gas voltage supply equipment by gas pipe line, and the switch of control gaseous break-make is set on gas pipe line.
2. retractable vehicle internal and external beam device for positioning and securing according to claim 1 is characterized in that: described gas voltage supply equipment is the braking system gas circuit that retractable vehicle carries, and this braking system gas circuit is communicated with described two-chamber air chamber by gas pipe line; Be provided with bite type next door T-pipe joint body at braking system gas circuit and gas pipe line junction.
3. retractable vehicle internal and external beam device for positioning and securing according to claim 1 is characterized in that: described gas voltage supply equipment is air compressor.
4. retractable vehicle internal and external beam device for positioning and securing according to claim 2 is characterized in that: described two-chamber air chamber is fixed with the air chamber permanent seat that is arranged on the outer beam.
5. retractable vehicle internal and external beam device for positioning and securing according to claim 4 is characterized in that: described guide-localization piece is that the symmetrical structure of establishing the groove that matches with bearing pin in the two-chamber air chamber is stayed in the centre that two wedge structures are formed.
6. retractable vehicle internal and external beam device for positioning and securing according to claim 5 is characterized in that: described two-chamber air chamber and air chamber permanent seat are provided with two groups, are symmetricly set on inner beam overlaps length of side limit with described outer beam both sides respectively.
7. retractable vehicle internal and external beam device for positioning and securing according to claim 6 is characterized in that: described switch is the manual rotary valve of two-position three way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206151178U CN202046366U (en) | 2010-11-19 | 2010-11-19 | Device capable of positioning and fixing inner beam and outer beam of telescopic vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206151178U CN202046366U (en) | 2010-11-19 | 2010-11-19 | Device capable of positioning and fixing inner beam and outer beam of telescopic vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202046366U true CN202046366U (en) | 2011-11-23 |
Family
ID=44986685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206151178U Expired - Fee Related CN202046366U (en) | 2010-11-19 | 2010-11-19 | Device capable of positioning and fixing inner beam and outer beam of telescopic vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202046366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604588A (en) * | 2013-10-30 | 2014-02-26 | 无锡市海航电液伺服系统有限公司 | Damper variable-length loading frame |
-
2010
- 2010-11-19 CN CN2010206151178U patent/CN202046366U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604588A (en) * | 2013-10-30 | 2014-02-26 | 无锡市海航电液伺服系统有限公司 | Damper variable-length loading frame |
| CN103604588B (en) * | 2013-10-30 | 2018-06-05 | 无锡市海航电液伺服系统股份有限公司 | Damper becomes length loading frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20151119 |
|
| EXPY | Termination of patent right or utility model |