CN210191305U - Curtain cloth tightener of curtain cloth van vehicle - Google Patents
Curtain cloth tightener of curtain cloth van vehicle Download PDFInfo
- Publication number
- CN210191305U CN210191305U CN201921273938.5U CN201921273938U CN210191305U CN 210191305 U CN210191305 U CN 210191305U CN 201921273938 U CN201921273938 U CN 201921273938U CN 210191305 U CN210191305 U CN 210191305U
- Authority
- CN
- China
- Prior art keywords
- side plate
- curtain
- upper side
- lower side
- fork shaft
- 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
Links
- 239000004744 fabric Substances 0.000 title claims abstract description 36
- 230000006835 compression Effects 0.000 claims abstract description 38
- 238000007906 compression Methods 0.000 claims abstract description 38
- 230000000149 penetrating effect Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims description 7
- 230000002265 prevention Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The utility model relates to a curtain cloth tightener of a curtain cloth van vehicle, a fork shaft is connected on an upper side plate and a lower side plate at the front side of a bracket base in a penetrating way through a shaft sleeve, the fork shaft is connected with a tightening rod through a fork opening outside the upper side plate, the fork shaft is connected in a penetrating way through a cotter pin in a limiting way outside the lower side plate, and a ratchet wheel is fixed on the middle section of the upper side plate and the lower side plate by the fork shaft; the upper side plate and the lower side plate on the front side of the fork shaft are connected with fixed teeth through rivets in a rotating mode, fixed tooth heads corresponding to the ratchet wheels are arranged on the rear portions of the fixed teeth, and the front portions of the fixed teeth tightly abut against the front compression springs and are arranged on the support assembly; the front end of the main wrench is connected to the middle section of the fork shaft in a penetrating mode, the middle of the main wrench is connected with the middle of the adjusting tooth through a rivet in a rotating mode, the main wrench is sequentially provided with a compression spring hole, a locking hole and a rear handle, the front end of the adjusting tooth is provided with an adjusting tooth head, the adjusting tooth abuts against the rear end of the adjusting tooth, the compression spring is connected to the compression spring in a penetrating mode, and the rear portion of the adjusting tooth is provided with an adjusting locking hole corresponding to. The adjustable locking device has the advantages of compact structure, convenient operation, stable and firm adjustment and positioning, and tightness and locking.
Description
Technical Field
The utility model relates to a curtain cloth van, a curtain cloth tightener of curtain cloth van specifically says so.
Background
At present, curtain cloth van vehicles are in the beginning of being developed domestically, two tightening rods for fixing the curtain cloth are arranged at the front end and the rear end of the curtain cloth van vehicles, the tightening rods of the traditional curtain cloth van vehicles are fixed by inserting the tightening rods after the curtain cloth is pulled to a position, but due to the fact that the curtain cloth is stretched and the fixed distance deviation in the front-back direction, the curtain cloth fixing effect is loosened, the use attractiveness is affected, goods in the vehicles are prone to collide the curtain cloth and fall off from the loosened position, and potential safety hazards in use exist.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the invention designs the curtain cloth tightener of the curtain cloth van vehicle, which has compact structure, convenient operation, stable and firm regulation and positioning, and tightening, locking and looseness prevention.
The utility model adopts the technical proposal that the curtain cloth tightener of the curtain cloth van vehicle is characterized in that: the bracket assembly comprises a bottom plate, an upper side plate and a lower side plate, the bottom plate is arranged at the lower end of a cord fabric tightening rod of the curtain fabric van vehicle and fixedly installed, the upper side and the lower side of the bottom plate vertically extend outwards to be connected with the two upper side plates and the two lower side plates, the upper side plate and the lower side plate on the front side of the bracket base are connected with the fork shaft in a penetrating manner through shaft sleeves, the fork shaft is connected with the tightening rod through a fork opening formed outside the upper side plate, the fork shaft is limited and connected with the lower side plate through a cotter pin in a penetrating manner, and the fork shaft is fixedly connected with the ratchet wheel on the middle section of the upper side plate and the lower side plate; the upper side plate and the lower side plate on the front side of the fork shaft are connected with fixed teeth through rivets in a screwing manner, the rear parts of the fixed teeth are provided with fixed tooth heads corresponding to the ratchet wheels, the front parts of the fixed teeth are connected with the rear parts of the front compression springs in a penetrating manner through the guiding of the convex columns, and the front parts of the front compression springs are propped against the bracket assembly; the front end of the main wrench is connected to the middle section of the fork shaft in a penetrating mode, the middle of the main wrench is connected with the middle of the adjusting tooth through a rivet, the main wrench is sequentially provided with a forward compression spring hole, a locking hole parallel to the fork shaft and a rear handle from the middle, the front end of the adjusting tooth is provided with an adjusting tooth head corresponding to the ratchet wheel, the front portion of the adjusting tooth is provided with a front portion of a compression spring which is connected in a penetrating mode through a protruding column in a guiding mode, the rear portion of the rear compression spring is connected in the compression spring hole in a penetrating mode, and the rear portion of the adjusting tooth.
The shaft sleeve is embedded on the upper side plate and the lower side plate, or the shaft sleeve is positioned and installed on the inner walls of the upper side plate and the lower side plate.
The ratchet wheel is accommodated in the slotted opening at the front end of the main wrench, and the two slot walls are connected to the middle section of the fork shaft in a penetrating manner.
The rear part of the bottom plate is also provided with a locking plate parallel to the upper side plate and the lower side plate, and the locking plate is provided with a positioning locking hole corresponding to the locking hole and used for adjusting the locking hole.
And the bottom plate is provided with mounting process holes corresponding to the ratchet wheel and the fixed teeth.
And the bottom plate is provided with a fixed mounting hole for mounting the curtain van.
The front part of the bottom plate is provided with a front positioning plate which is vertical to the upper side plate, the lower side plate and the bottom plate, and the front part of the front compression spring is tightly propped against the front positioning plate.
The rear end of the adjusting tooth is provided with an adjusting handle.
And the upper side plate and the lower side plate are provided with mounting process holes corresponding to the rear ends of the fixed teeth and the front ends of the adjusting teeth.
The utility model discloses during the use, the column structure grafting synchronous revolution of the similar parallel key part of double-phase opposite side is adopted with the ratchet to the fork shaft, and the cord fabric is tightened the pole and is pegged graft and rotate along with the fork shaft on the fork mouth of fork shaft. When the ratchet wheel is driven to rotate, the main wrench is driven, the locking hole of the main wrench is fixedly connected with the adjusting tooth adjusting locking hole in a pin joint mode, the adjusting tooth rotates along with the main wrench, the adjusting tooth head of the adjusting tooth pushes up the tooth of the column ratchet wheel under the elastic action of the front compression spring, so that the ratchet wheel is driven to rotate by the main wrench and the adjusting tooth, the fork shaft is driven to rotate, the fixed tooth head of the fixed tooth always pushes against the tooth of the ratchet wheel under the elastic action of the front compression spring, the ratchet wheel can only rotate towards one direction, the rotation and tightening of the cord fabric tightening rod are completed, and the locking hole of the main wrench, the adjusting tooth adjusting locking hole and the locking plate positioning locking hole are axially connected in a penetrating mode, and locking looseness prevention is guaranteed;
when the tightening rod needs to be loosened, the locking hole of the main wrench is opened, the adjusting tooth adjusting locking hole and the locking plate positioning locking hole are axially connected in a penetrating mode, the adjusting handle at the rear end of the adjusting tooth is pressed down, the adjusting tooth overcomes the action of a rear compression spring, the adjusting tooth head of the adjusting tooth is separated from the tooth of the ratchet wheel, the adjusting tooth is not in contact with the ratchet wheel, the main wrench is rotated at the moment, the ratchet wheel and the fork shaft do not rotate, the main wrench is continuously rotated to enable the fixing tooth head of the front end notch of the main wrench to be in compression connection with the fixing tooth to overcome the action of a front compression spring, the fixing tooth head of the fixing tooth is separated from the tooth of the ratchet wheel, the ratchet wheel does not have rotation limiting restriction, the tightening rod can be pulled to rotate through the cord fabric to complete anti-loosening cord fabric, the tightening rod can be pulled out from the fork shaft to release.
The utility model discloses compact structure, dead weight are light, the size is little, convenient operation, have the stable firm, the locking advantage of tightening of regulation location.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the connection structure of the main wrench and the adjusting teeth of the present invention;
FIG. 4 is a schematic view of the main wrench of the present invention;
FIG. 5 is a schematic view of the structure of the adjusting teeth of the present invention;
fig. 6 is a schematic view of the structure of the fixing teeth of the present invention;
FIG. 7 is a schematic view of the fork shaft structure of the present invention;
FIG. 8 is a schematic view of the bracket assembly of the present invention;
fig. 9 is a schematic view of the tightening operation state of the present invention;
fig. 10 is a schematic view of the relaxation operation state of the present invention.
In the figure: the support assembly comprises a support assembly 1, a bottom plate 2, side plates 3, a front positioning plate 4, a fixed mounting hole 5, a locking plate 6, a positioning locking hole 7, a mounting process hole 8, a shaft sleeve 9, a fork shaft 10, a fork opening 11, a flat key cylinder structure 12, a ratchet 13, fixed teeth 14, a fixed tooth head 15, a front convex column 16, a front compression spring 17, a main wrench 18, a compression spring hole 181, a locking hole 19, a rear handle 20, an adjusting tooth 21, an adjusting tooth head 22, a rear convex column 23, an adjusting handle 24, a rear compression spring 25 and an adjusting locking hole 26.
Detailed Description
The following further description is made in conjunction with the accompanying drawings and examples.
As shown in figures 1-10, the curtain cloth tightener of the curtain cloth van comprises a bracket assembly 1, a shaft sleeve 9, a fork shaft 10, a ratchet wheel 13, a fixed tooth 14, a front compression spring 17, a main wrench 18, an adjusting tooth 21 and a rear compression spring 25.
As shown in fig. 1, 2 and 8, the bracket assembly comprises a bottom plate 2, side plates 3, a front positioning plate 4 and a locking plate 6, wherein the bottom plate 2 is fixedly installed at the lower end of a curtain cloth tightening rod of a curtain cloth van vehicle through an installation process hole 8 at the bottom of the bottom plate, the upper side and the lower side of the bottom plate 2 are vertically extended and connected with the upper side plate and the lower side plate 3, the front part of the bottom plate 2 is provided with the front positioning plate 4 perpendicular to the upper side plate, the lower side plate and the bottom plate, the rear part of the bottom plate 2 is also provided with the locking plate 6 parallel to the upper side.
As shown in figures 1, 2 and 7, two side plates on the front side of the bracket base are connected with a fork shaft 10 in a penetrating way through a shaft sleeve 9, the fork shaft 10 is connected with a tightening rod through a fork opening 11 outside an upper side plate, the fork shaft is in limiting penetrating connection through a cotter pin outside a lower side plate, and a ratchet wheel 13 is fixedly penetrated and connected on a flat key column structure 12 in the middle section of the upper side plate and the lower side plate.
As shown in figures 1, 2 and 6, the upper side plate and the lower side plate on the front side of the fork shaft are connected with a fixed tooth 14 through rivets in a screwing way, the rear part of the fixed tooth 14 is provided with a fixed tooth head 15 corresponding to a ratchet wheel 13, the front part of the fixed tooth is provided with a front convex column 16 which is guided to penetrate through the rear part of a front compression spring 17, and the front part of the front compression spring 17 is guided by a penetrating screw on a front positioning plate 4 and is abutted against the front positioning plate.
As shown in figures 1-5, a ratchet wheel 13 is accommodated in a notch at the front end of a main wrench 18, two slot walls are connected to the middle section of a fork shaft 10 in a penetrating manner, the middle section of the main wrench 18 is screwed with the middle section of an adjusting tooth 21 through a rivet, the main wrench is sequentially provided with a forward compression spring hole 181, a locking hole 19 parallel to the fork shaft and a rear handle 20 from the middle section backwards, the front end of the adjusting tooth 21 is provided with an adjusting tooth head 22 corresponding to the ratchet wheel 13, the front part of the adjusting tooth is provided with a front compression spring 25 which is guided by a front convex column 23 and connected in a penetrating manner, the rear part of the rear compression spring 25 is connected in the compression spring hole 18 in a penetrating manner, and the.
The bottom plate can be provided with mounting process holes corresponding to the ratchet wheel and the fixed teeth, and the upper side plate and the lower side plate are provided with mounting process holes corresponding to the rear ends of the fixed teeth and the front ends of the adjusting teeth and used for placing and mounting parts in the bracket assembly.
Fig. 9 is a schematic view of the operation of the locking tightening rod, in the figure, the locking hole of the main wrench is fixedly connected with the pin of the adjusting tooth adjusting locking hole, the adjusting tooth rotates along with the main wrench, the adjusting tooth head of the adjusting tooth pushes up the tooth of the column ratchet under the elastic action of the front compression spring, so that the ratchet is driven to rotate by the main wrench and the adjusting tooth, thereby driving the fork shaft to rotate, the fixing tooth head of the fixing tooth always pushes up the tooth of the ratchet under the elastic action of the front compression spring, so that the ratchet can only rotate towards one direction, and the rotation tightening of the cord fabric tightening rod is completed.
Fig. 10 is a schematic view of the operation of the loosening and tightening rod, the locking hole of the main wrench is opened, the locking hole is adjusted by the adjusting teeth, the locking plate is fixedly connected with the locking hole in an axially penetrating manner, the adjusting handle at the rear end of the adjusting teeth is pressed, the adjusting teeth overcome the action of a rear compression spring, the adjusting teeth of the adjusting teeth are separated from the teeth of the ratchet wheel, the adjusting teeth are not in contact with the ratchet wheel, the main wrench is rotated, the ratchet wheel and the fork shaft do not rotate, the main wrench is continuously rotated to press the fixing teeth on two groove walls of the front end notch of the main wrench to overcome the action of the front compression spring, the fixing teeth of the fixing teeth are separated from the teeth of the ratchet wheel, the ratchet wheel has no.
Claims (9)
1. A curtain cloth tightener of a curtain cloth van vehicle is characterized in that: the bracket assembly comprises a bottom plate, an upper side plate and a lower side plate, the bottom plate is arranged at the lower end of a cord fabric tightening rod of the curtain fabric van vehicle and fixedly installed, the upper side and the lower side of the bottom plate vertically extend outwards to be connected with the two upper side plates and the two lower side plates, the upper side plate and the lower side plate on the front side of the bracket base are connected with the fork shaft in a penetrating manner through shaft sleeves, the fork shaft is connected with the tightening rod through a fork opening formed outside the upper side plate, the fork shaft is limited and connected with the lower side plate through a cotter pin in a penetrating manner, and the fork shaft is fixedly connected with the ratchet wheel on the middle section of the upper side plate and the lower side plate; the upper side plate and the lower side plate on the front side of the fork shaft are connected with fixed teeth through rivets in a screwing manner, the rear parts of the fixed teeth are provided with fixed tooth heads corresponding to the ratchet wheels, the front parts of the fixed teeth are connected with the rear parts of the front compression springs in a penetrating manner through the guiding of the convex columns, and the front parts of the front compression springs are propped against the bracket assembly; the front end of the main wrench is connected to the middle section of the fork shaft in a penetrating mode, the middle of the main wrench is connected with the middle of the adjusting tooth through a rivet, the main wrench is sequentially provided with a forward compression spring hole, a locking hole parallel to the fork shaft and a rear handle from the middle, the front end of the adjusting tooth is provided with an adjusting tooth head corresponding to the ratchet wheel, the front portion of the adjusting tooth is provided with a front portion of a compression spring which is connected in a penetrating mode through a protruding column in a guiding mode, the rear portion of the rear compression spring is connected in the compression spring hole in a penetrating mode, and the rear portion of the adjusting tooth.
2. A curtain retractor for a curtain van according to claim 1, wherein: the shaft sleeve is embedded on the upper side plate and the lower side plate, or the shaft sleeve is positioned and installed on the inner walls of the upper side plate and the lower side plate.
3. A curtain retractor for a curtain van according to claim 1, wherein: the ratchet wheel is accommodated in the slotted opening at the front end of the main wrench, and the two slot walls are connected to the middle section of the fork shaft in a penetrating manner.
4. A curtain retractor for a curtain van according to claim 1, wherein: the rear part of the bottom plate is also provided with a locking plate parallel to the upper side plate and the lower side plate, and the locking plate is provided with a positioning locking hole corresponding to the locking hole and used for adjusting the locking hole.
5. A curtain retractor for a curtain van according to claim 1, wherein: and the bottom plate is provided with mounting process holes corresponding to the ratchet wheel and the fixed teeth.
6. A curtain retractor for a curtain van according to claim 1, wherein: and the bottom plate is provided with a fixed mounting hole for mounting the curtain van.
7. A curtain retractor for a curtain van according to claim 1, wherein: the front part of the bottom plate is provided with a front positioning plate which is vertical to the upper side plate, the lower side plate and the bottom plate, and the front part of the front compression spring is tightly propped against the front positioning plate.
8. A curtain retractor for a curtain van according to claim 1, wherein: the rear end of the adjusting tooth is provided with an adjusting handle.
9. A curtain retractor for a curtain van according to claim 1, wherein: and the upper side plate and the lower side plate are provided with mounting process holes corresponding to the rear ends of the fixed teeth and the front ends of the adjusting teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273938.5U CN210191305U (en) | 2019-08-08 | 2019-08-08 | Curtain cloth tightener of curtain cloth van vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273938.5U CN210191305U (en) | 2019-08-08 | 2019-08-08 | Curtain cloth tightener of curtain cloth van vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210191305U true CN210191305U (en) | 2020-03-27 |
Family
ID=69865877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921273938.5U Expired - Fee Related CN210191305U (en) | 2019-08-08 | 2019-08-08 | Curtain cloth tightener of curtain cloth van vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210191305U (en) |
-
2019
- 2019-08-08 CN CN201921273938.5U patent/CN210191305U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 |