CN204124222U - A kind of trailer traction base - Google Patents
A kind of trailer traction base Download PDFInfo
- Publication number
- CN204124222U CN204124222U CN201420445011.6U CN201420445011U CN204124222U CN 204124222 U CN204124222 U CN 204124222U CN 201420445011 U CN201420445011 U CN 201420445011U CN 204124222 U CN204124222 U CN 204124222U
- Authority
- CN
- China
- Prior art keywords
- seat board
- oil
- pin
- oval seat
- bearing
- 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 trailer traction base, comprise the oval seat board in inverted V-shaped opening, bearing, slide rail, locking bolt, latch hook, latch hook extension spring, handle, extension spring, Spring Card lock set and adjusting screw(rod), the drop-center place, upper surface of oval seat board is also provided with wear ring.The each block construction of the utility model is simplified, functional reinforcement, uses quality long afterwards not easily to decline; Connection between parts is more tight, and safety performance is higher, also reduces cost of labor and productive costs simultaneously, is particularly suitable for trailer towing and uses.
Description
Technical field
The utility model relates to a kind of draw gear, more particularly, particularly relates to a kind of Novel trailer traction seat, belongs to technical field of automobile parts.
Background technology
Along with the continuous growth of trade of goods activity, transit industry is also developed thereupon, and the most outstanding with the development of mass freight transport and Container Transport, thus facilitates the development of trailer relevant industries.The loading wheel tractor that superimposed trailer is large as a kind of load carrying ability, load-carrying capacity is strong is applied more and more widely, and traction seat is installed on tractor truck as the vitals of semi-trailer automobile, its effect realizes connection between wheel tractor and superimposed trailer, affects and be separated.
The numerous component structural of traction seat of the prior art is complicated, functional strong, uses and easily safety misadventure occurs long afterwards, just progressively eliminate by market; Annexation between parts is loaded down with trivial details, causes into production. art complicated, makes the dual increase of cost of labor and productive costs.
Utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, provides the simple cost of a kind of structure low, and functional and that safety is high trailer traction base.
The technical solution of the utility model is achieved in that a kind of trailer traction base, comprise the oval seat board in the shape of falling V opening, bearing, slide rail, locking bolt, latch hook, latch hook extension spring, handle, extension spring, Spring Card lock set and adjusting screw(rod), the some oil holes vertically running through seat board of the symmetrical distribution of described oval seat board, oval seat board front is uniformly distributed some symmetrical and mutually through oil grooves, and described oil hole is all on oil groove; The oval seat board back side is provided with the symmetrical oil pipe component of some covers, described oil pipe component is made up of oil pipe, oil nozzle, directly oil connector and right angled oil pipe joint, described oil nozzle and direct oil connector all run through and are fixed on some brace panel both sides at the oval seat board back side, and described right angled oil pipe jiont treatment is in oil hole.A bearing is respectively established on the both sides at the described oval seat board back side, described bearing comprises bearing pin, bearing carrier ring, bearing pin-and-hole and pin-and-hole supporting leg composition, described pin-and-hole supporting leg is welded by supporting leg base plate and supporting leg back, and inner concave and the external diameter of bearing pin-and-hole of described supporting leg back match to merge and weld; The pin top of described bearing pin is provided with oil nozzle, the shank of bearing pin is provided with the pin hydraulic fluid port and spiral fashion oil groove that are communicated with oil nozzle from inside on the surface, described pin hydraulic fluid port is on spiral fashion oil groove, and described spiral fashion oil groove is also communicated with the oil groove of upper surface by the seat board hydraulic fluid port of both sides, oval seat board upper surface.Square frame lower end between two bearings is fixed with slide rail, slide rail is provided with locking bolt, described locking bolt is connected with handle and spring hanging plate by locking bolt pin, the nearly locking bolt end of described handle is provided with limited post, described limited post height is greater than the distance between handle and bearing side opening, described handle over Spring-fastener lock assembly one end is provided with anti-pull-out draw-in groove, and short round Spring-fastener lock assembly one end is provided with anti-retraction draw-in groove.Described handle is provided with Spring Card lock set near oval seat board edge; Described spring hanging plate is mounted with extension spring, and the other end of extension spring is articulated on the support plate of oval seat board; Locking bolt is provided with latch hook, and described latch hook is arranged on the square frame inwall of oval seat board by lock hook pin, and the latch hook extension spring that projects through on latch hook is connected with square frame upper end; Described oval seat board is also threaded the adjusting screw(rod) relative with the free end of described latch hook.
As to further improvement of the utility model, the drop-center place, upper surface of described oval seat board is provided with wear ring.
After the utility model adopts said structure, each block construction is simplified, functional reinforcement, uses quality long afterwards not easily to decline; Connection between parts is more tight, and safety performance is higher, also reduces cost of labor and productive costs simultaneously, is particularly suitable for trailer towing and uses.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but do not form any restriction of the present utility model.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is three-dimensional exploded view of the present utility model.
Detailed description of the invention
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but do not form any restriction of the present utility model.
Consult shown in Fig. 1 and Fig. 2, a kind of automobile traction base of the present utility model, comprise the oval seat board 1 in the shape of falling V opening, the some oil hole 1a vertically running through seat board of the symmetrical distribution of described oval seat board 1, oval seat board 1 front is uniformly distributed some symmetrical and mutually through oil groove 1b, and described oil hole 1a is all on oil groove 1b.Oval seat board 1 back side is provided with the symmetrical oil pipe component of some covers, described oil pipe component is made up of oil pipe 1c, oil nozzle 1d, directly oil connector 1e and right angled oil pipe joint 1f, described oil nozzle 1d and direct oil connector 1e all runs through and is fixed on some brace panel 1g both sides at oval seat board 1 back side, make production become convenient while strengthening structure like this, ensure oil tightly when use in the future not get loose.Described right angled oil pipe joint 1f is arranged in oil hole 1a, makes oil through the faying face directly coming panel upper end after right angled oil pipe joint 1f.
In addition, a bearing 2 is respectively established on the both sides at described oval seat board 1 back side, bearing 2 plays a supportive role to entirety, described bearing 2 comprises bearing pin 21, bearing carrier ring 22, bearing pin-and-hole 23 and pin-and-hole supporting leg 24 and forms, described pin-and-hole supporting leg 24 is welded by supporting leg base plate 241 and supporting leg back 242, inner concave and the external diameter of bearing pin-and-hole 23 of described supporting leg back 242 match to merge and weld, and comparatively prior art is more firm to make bearing integral structure, and production technology is simplified.The pin top of described bearing pin 21 is provided with oil nozzle, the shank of bearing pin 21 is provided with the pin hydraulic fluid port and spiral fashion oil groove that are communicated with oil nozzle from inside on the surface, described pin hydraulic fluid port is on spiral fashion oil groove, described spiral fashion oil groove is also communicated with the seat board oil groove 1b of upper surface by the seat board hydraulic fluid port 1a of both sides, oval seat board 1 upper surface, bearing pin 21 is made to get final product oiling when needs oiling without the need to dismounting, and oil unnecessary for bearing pin 21 place can be transported to panel oil groove 1b by the inner mode be communicated with, use for panel upper surface.
Square frame lower end between two bearings 2 is fixed with slide rail 3, slide rail 3 is provided with locking bolt 4, described locking bolt 4 is connected with handle 7 and spring hanging plate by locking bolt pin, nearly locking bolt 4 end of described handle 7 is provided with limited post 71, described limited post 71 is highly greater than the distance between handle 7 and bearing 2 side opening, described handle 7 over Spring-fastener lock assembly 9 one end is provided with anti-pull-out draw-in groove 72, and short round Spring-fastener lock assembly 9 one end is provided with anti-retraction draw-in groove 73.Described anti-pull-out draw-in groove 72 is right angle draw-in groove, and described anti-retraction draw-in groove 73 is acute angle draw-in groove, is also provided with large torsion spring 7a and packing ring 7b between described handle 7 and locking bolt 4.
Described handle 7 is provided with Spring Card lock set 9 near oval seat board 1 edge; Described spring hanging plate is mounted with extension spring 8, the other end of extension spring 8 is articulated on the support plate of oval seat board 1; Locking bolt 4 is provided with latch hook 5, described latch hook 5 is arranged on the square frame inwall of oval seat board 1 by lock hook pin, and the latch hook extension spring 6 that projects through on latch hook 5 is connected with square frame upper end; Described oval seat board 1 is also threaded the adjusting screw(rod) 10 relative with the free end of described latch hook 5, for limiting the position that locking bolt 4 slides to the right, plays position-limiting action.In use, towing pin frequently can pass in and out the V shape opening of oval seat board 1, easily causes certain wearing and tearing, is therefore provided with wear ring 11 at the drop-center place of oval seat board 1 upper surface.
Claims (2)
1. a trailer traction base, it is characterized in that: comprise the oval seat board in the shape of falling V opening, bearing, slide rail, locking bolt, latch hook, latch hook extension spring, handle, extension spring, Spring Card lock set and adjusting screw(rod), the some oil holes vertically running through seat board of the symmetrical distribution of described oval seat board, oval seat board front is uniformly distributed some symmetrical and mutually through oil grooves, and described oil hole is all on oil groove; The oval seat board back side is provided with the symmetrical oil pipe component of some covers, described oil pipe component is made up of oil pipe, oil nozzle, directly oil connector and right angled oil pipe joint, described oil nozzle and direct oil connector all run through and are fixed on some brace panel both sides at the oval seat board back side, and described right angled oil pipe jiont treatment is in oil hole; A bearing is respectively established on the both sides at the described oval seat board back side, described bearing comprises bearing pin, bearing carrier ring, bearing pin-and-hole and pin-and-hole supporting leg composition, described pin-and-hole supporting leg is welded by supporting leg base plate and supporting leg back, and inner concave and the external diameter of bearing pin-and-hole of described supporting leg back match to merge and weld; The pin top of described bearing pin is provided with oil nozzle, the shank of bearing pin is provided with the pin hydraulic fluid port and spiral fashion oil groove that are communicated with oil nozzle from inside on the surface, described pin hydraulic fluid port is on spiral fashion oil groove, and described spiral fashion oil groove is also communicated with the oil groove of upper surface by the seat board hydraulic fluid port of both sides, oval seat board upper surface; Square frame lower end between two bearings is fixed with slide rail, slide rail is provided with locking bolt, described locking bolt is connected with handle and spring hanging plate by locking bolt pin, the nearly locking bolt end of described handle is provided with limited post, described limited post height is greater than the distance between handle and bearing side opening, described handle over Spring-fastener lock assembly one end is provided with anti-pull-out draw-in groove, and short round Spring-fastener lock assembly one end is provided with anti-retraction draw-in groove; Described handle is provided with Spring Card lock set near oval seat board edge; Described spring hanging plate is mounted with extension spring, and the other end of extension spring is articulated on the support plate of oval seat board; Locking bolt is provided with latch hook, and described latch hook is arranged on the square frame inwall of oval seat board by lock hook pin, and the latch hook extension spring that projects through on latch hook is connected with square frame upper end; Described oval seat board is also threaded the adjusting screw(rod) relative with the free end of described latch hook.
2. a kind of trailer traction base according to claim 1, is characterized in that: the drop-center place, upper surface of described oval seat board is provided with wear ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445011.6U CN204124222U (en) | 2014-08-08 | 2014-08-08 | A kind of trailer traction base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445011.6U CN204124222U (en) | 2014-08-08 | 2014-08-08 | A kind of trailer traction base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204124222U true CN204124222U (en) | 2015-01-28 |
Family
ID=52380605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420445011.6U Expired - Fee Related CN204124222U (en) | 2014-08-08 | 2014-08-08 | A kind of trailer traction base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204124222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106628230A (en) * | 2016-10-31 | 2017-05-10 | 中安（天津）航空设备有限公司 | Safe traction rack |
-
2014
- 2014-08-08 CN CN201420445011.6U patent/CN204124222U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106628230A (en) * | 2016-10-31 | 2017-05-10 | 中安（天津）航空设备有限公司 | Safe traction rack |
| CN106628230B (en) * | 2016-10-31 | 2023-09-12 | 中安（天津）航空设备有限公司 | Safe traction hanger |
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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: 20150128 Termination date: 20170808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |