CN219770003U - Locking structure of telescopic frame - Google Patents
Locking structure of telescopic frame Download PDFInfo
- Publication number
- CN219770003U CN219770003U CN202320683472.6U CN202320683472U CN219770003U CN 219770003 U CN219770003 U CN 219770003U CN 202320683472 U CN202320683472 U CN 202320683472U CN 219770003 U CN219770003 U CN 219770003U
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- frame
- connecting part
- limiting lock
- locking structure
- lock pin
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- 230000006835 compression Effects 0.000 claims abstract description 16
- 238000007906 compression Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of transportation equipment, in particular to a locking structure of a telescopic frame, which comprises a first connecting part and a second connecting part which are connected in a sliding way, wherein a through hole is formed in the first connecting part and the second connecting part, a limiting lock pin is arranged in the through hole in a sliding way, a guide seat is arranged on the inner side of the second connecting part, a spring pin positioned between the first connecting part and the second connecting part is arranged on the limiting lock pin, a compression spring sleeved outside the limiting pin is arranged between the guide seat and the spring pin, the first connecting part and the second connecting part before and after adjustment are locked and limited through the arrangement of the limiting lock pin, a compression spring is arranged on the limiting lock pin, pressure is applied to the compression spring when the locking is canceled, the compression spring is stopped to apply pressure after the adjustment, the limiting lock pin is driven to reset when the compression spring is reset, the efficiency of the adjustment frame is improved and the labor is saved on the premise that the locking effect is not influenced.
Description
Technical Field
The utility model relates to the technical field of transportation equipment, in particular to a locking structure for a telescopic frame.
Background
The length of frame can be adjusted according to the user demand to the freight train with scalable frame, current regulation mode is mostly the regulation frame of installation sliding connection in a fixed frame, change the length of frame according to user demand and the volume of goods when using, but current fixed frame and regulation frame are fixed through the bolt when fixed mostly, slide after dismantling the bolt when adjusting, advance spacing locking again after sliding to the operation position, and the dismantlement and the installation of these bolts are all accomplished for the working industry, this just results in the adjustment efficiency of frame lower and needs the cooperation of many people to accomplish, very big influence the operating efficiency.
Disclosure of Invention
The utility model aims to overcome the defect of low efficiency caused by manual disassembly of a limit bolt between a fixed frame and an adjusting frame in the prior art, and provides a locking structure of a telescopic frame, which is convenient to operate and good in limit effect.
The utility model is realized by the following technical scheme: the locking structure of the telescopic frame comprises a first connecting part and a second connecting part which are connected in a sliding way, wherein through holes are formed in the first connecting part and the second connecting part, a limiting lock pin is arranged in the through holes in a sliding way, a guide seat is arranged on the inner side of the second connecting part, a spring pin positioned between the first connecting part and the second connecting part is arranged on the limiting lock pin, and a compression spring is arranged between the guide seat and the spring pin;
the utility model discloses a vehicle frame, including spacing lockpin, frame, drive handle, limit lockpin, the one end of frame inboard is articulated to have the transfer line, the middle part of frame is provided with the articulated actuating arm with the transfer line, the upper portion and the frame rotation of actuating arm are connected, and the lower part is provided with the actuating handle that extends to the frame outside.
Further, the number of the limiting lock pins is two, the limiting lock pins are symmetrically distributed by taking the central line of the frame as an axis, and the end parts of the two limiting lock pins are connected with the driving arm through the transmission rod.
Further, an extension spring connected with a frame is arranged on the outer side of the driving arm, and a bracket for connecting the extension spring is arranged on the frame.
Further, the lower surface of the second connecting portion is provided with a supporting plate, and the supporting plate is obliquely arranged and gradually reduces in height from one end connected with the frame to extend outwards.
Further, the backup pad includes the base plate, the bottom of base plate is provided with the first gusset that is connected with second connecting portion, and outside edge is provided with the second gusset, become the contained angle between first gusset and the second gusset and be greater than 90 degrees.
The utility model has the beneficial effects that: 1. this locking structure of scalable frame carries out the locking spacing to first connecting portion and the second connecting portion around adjusting through the setting of spacing lockpin, is equipped with compression spring on spacing lockpin, exerts pressure to compression spring when canceling the locking, stops exerting pressure after adjusting, drives spacing lockpin and resets when compression spring resets, promotes the efficiency of adjusting the frame and uses manpower sparingly under the prerequisite that does not influence the locking effect.
2. The driving arm used for driving the limiting lock pins to shrink or pop up is arranged on the frame, one driving arm is utilized to drive the two limiting lock pins to synchronously move, convenience of operation is further improved, the stability after locking is improved by utilizing synchronous locking at two ends, and meanwhile, the driving arm is only required to be driven, and a plurality of people are not required to carry out cooperation operation.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the limit lock pin of the present utility model;
fig. 3 is a schematic structural view of a support plate according to the present utility model.
Wherein: 1-a first connection; 2-a second connection; 3-through holes; 4-limiting lock pins; 5-a guide seat; 6-spring pins; 7-compressing a spring; 8-a transmission rod; 9-driving arm; 10-driving a handle; 11-an extension spring; 12-a bracket; 13-a support plate; 14-a substrate; 15-a first rib plate; 16-a second rib plate.
Detailed Description
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1-3, a locking structure of a telescopic frame comprises a first connecting part 1 and a second connecting part 2 which are connected in a sliding manner, wherein the first connecting part 1 is a fixed frame, the second connecting part 2 is an adjusting frame, a through hole 3 is formed in the first connecting part 1 and the second connecting part 2, a limiting lock pin 4 is arranged in the through hole 3 in a sliding manner, a guide seat 5 is arranged on the inner side of the second connecting part 2, the guide seat 5, the through hole 3 and the lock pin are all coaxially arranged, the guide function is achieved when the limiting lock pin 4 slides, the deflection of a limiting lock pin is avoided, a compression spring 7 sleeved outside the limiting lock pin is arranged between the guide seat 5 and the spring pin 6, the spring pin 6 is used for limiting the lower end of the compression spring 7, the compression spring 7 is applied with pressure by the spring pin 6 when the limiting lock pin 4 is displaced forwards, otherwise, the compression spring 7 drives the limiting lock pin 4 to reset, compared with the existing locking mode through bolts, the locking structure can realize more synchronous operation without the need of a plurality of people through the cooperation of the compression spring 7.
The limit lock pin 4 is hinged with a transmission rod 8 towards one end of the inner side of the frame, the middle part of the frame is provided with a driving arm 9 hinged with the transmission rod 8, the upper part of the driving arm 9 is rotationally connected with the frame, a bearing seat is arranged on the frame, the lower part of the driving arm 9 is provided with a driving handle 10 extending to the outer side of the frame, the driving arm 9 is driven to rotate by pulling the driving handle 10 by taking the bearing seat as an axis, the limit lock pins 4 at two ends are driven to retract inwards, locking of the first connecting part 1 and the second connecting part 2 is canceled after the limit lock pin contracts, the length of the whole frame is adjusted by sliding the second connecting part 2, then the driving handle 10 is pushed inwards after the adjustment is finished, and the compression spring 7 resets to drive the limit lock pin 4 to reset and then lock and limit the adjusted first connecting part 1 and second connecting part 2.
The number of the limiting lock pins 4 is two, the limiting lock pins are symmetrically distributed by taking the central line of the frame as an axis, the end parts of the two limiting lock pins 4 are connected with the driving arm 9 through the driving rod 8, and synchronous locking is carried out on the two sides of the frame through the two limiting lock pins 4, so that the stability after locking is enhanced.
The outside of the driving arm 9 is provided with an extension spring 11 connected with a frame, the frame is provided with a bracket 12 used for connecting the extension spring 11, the driving arm 9 is assisted to reset after the adjustment is completed through the extension spring 11, and the extension spring is matched with the driving handle 10 for use, so that the reset operation of the limiting lock pin 4 is facilitated.
The lower surface of second connecting portion 2 is provided with backup pad 13, and backup pad 13 slope setting and outwards extend the height from the one end of being connected with the frame and reduce gradually, and backup pad 13's setting can carry out spacing and support to actuating handle 10, avoids actuating handle 10 to drop when not using.
The backup pad 13 includes base plate 14, and the bottom of base plate 14 is provided with the first gusset 15 of being connected with second connecting portion 2, and outside edge department is provided with second gusset 16, and the contained angle that becomes between first gusset 15 and the second gusset 16 is greater than 90 degrees, has seted up the logical groove that is used for wearing to establish actuating handle 10 on the second gusset 16, and actuating handle 10 moves in logical inslot when carrying out the regulation operation, prevents that actuating handle 10 from obstructing the removal after breaking away from with the frame.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. A locking structure of scalable frame, its characterized in that: the device comprises a first connecting part and a second connecting part which are connected in a sliding way, wherein through holes are formed in the first connecting part and the second connecting part, a limiting lock pin is arranged in the through holes in a sliding way, a guide seat is arranged on the inner side of the second connecting part, a spring pin positioned between the first connecting part and the second connecting part is arranged on the limiting lock pin, and a compression spring is arranged between the guide seat and the spring pin;
the utility model discloses a vehicle frame, including spacing lockpin, frame, drive handle, limit lockpin, the one end of frame inboard is articulated to have the transfer line, the middle part of frame is provided with the articulated actuating arm with the transfer line, the upper portion and the frame rotation of actuating arm are connected, and the lower part is provided with the actuating handle that extends to the frame outside.
2. The locking structure of a retractable frame as claimed in claim 1, wherein: the number of the limiting lock pins is two, the limiting lock pins are symmetrically distributed by taking the central line of the frame as an axis, and the end parts of the two limiting lock pins are connected with the driving arm through the transmission rod.
3. The locking structure of a retractable frame as claimed in claim 1, wherein: the driving arm outside is provided with the extension spring who is connected with the frame, be provided with the support that is used for connecting extension spring on the frame.
4. The locking structure of a retractable frame as claimed in claim 1, wherein: the lower surface of second connecting portion is provided with the backup pad, the backup pad slope sets up and outwards extends the height from the one end of being connected with the frame and reduces gradually.
5. The locking structure of a retractable frame as claimed in claim 4, wherein: the backup pad includes the base plate, the bottom of base plate is provided with the first gusset of being connected with second connecting portion, and outside edge department is provided with the second gusset, become the contained angle between first gusset and the second gusset and be greater than 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320683472.6U CN219770003U (en) | 2023-03-30 | 2023-03-30 | Locking structure of telescopic frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320683472.6U CN219770003U (en) | 2023-03-30 | 2023-03-30 | Locking structure of telescopic frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219770003U true CN219770003U (en) | 2023-09-29 |
Family
ID=88129924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320683472.6U Active CN219770003U (en) | 2023-03-30 | 2023-03-30 | Locking structure of telescopic frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219770003U (en) |
-
2023
- 2023-03-30 CN CN202320683472.6U patent/CN219770003U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |