CN219556624U - Double-station locking mechanism - Google Patents
Double-station locking mechanism Download PDFInfo
- Publication number
- CN219556624U CN219556624U CN202320479048.XU CN202320479048U CN219556624U CN 219556624 U CN219556624 U CN 219556624U CN 202320479048 U CN202320479048 U CN 202320479048U CN 219556624 U CN219556624 U CN 219556624U
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- Prior art keywords
- hook
- station
- hook body
- hooks
- body end
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- 230000000903 blocking effect Effects 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000007306 turnover Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Clamps And Clips (AREA)
Abstract
The utility model relates to a double-station locking mechanism, which comprises a clamping hook, a torsion spring and a fixing pin, wherein a clamping hook shaft is positioned on a first object and can be hooked on the fixing pin arranged on a second object under the action of the torsion spring to form a first station positioning structure; wherein: the clamping hook is provided with a hook body end and a pedal end, the shaft hole is arranged between the hook body end and the pedal end, the back of the clamping hook is provided with a blocking part, and the blocking part can enter and collide with the end part of the second object tilted due to swinging under the continuous action of the torsion spring to form a second station positioning structure. The utility model utilizes the blocking parts on the front and the back of the hook body end of the hook to organically cooperate with the second object to realize the locking and positioning of the second object in two states; has the characteristics of reasonable design, simple structure, convenient operation and reliable positioning, and is especially suitable for locking the table legs of the folding table.
Description
Technical field:
the utility model belongs to the technical field of mechanical positioning, and particularly relates to a double-station locking mechanism, in particular to a scheme that a clamping hook can be used for forming locking when two matched bodies are unfolded and folded.
The background technology is as follows:
the existing lifting folding table is popular, mainly provides convenience for computer operation and writing, can be used independently, can be used for being overlapped on other platform equipment such as a table top and the like, can be used for operating a human body in a normal sitting posture or standing state, and can also be used for reading and writing of students in different growth. The desk board, the desk legs and the like can be folded when in leisure, and the desk is convenient to store.
Such as: CN202022975545.8 discloses a turnover table, comprising a support column and a table plate arranged on the support column, wherein the table plate is rotationally connected with the support column, the turnover angle of the table plate relative to the upper end surface of the support column is 0-90 degrees, and a turnover gas spring is arranged between the table plate and the support column; the lower end face of the table plate is provided with a turnover control assembly which is in linkage connection with a valve needle of the turnover gas spring. The structure only solves the problem that the table plate can be turned over to adjust the function, the single-point support stability of the air spring is poor, and the folding can not be realized.
The folding and unfolding in-place positioning between the table legs and the bottom rods expanding the supporting range is usually simpler, the folded bottom rods are turned over by 270 degrees to form vertical supports, and the table legs and the bottom rods are folded to form locking between the table legs and the bottom rods through hooks and the like.
How to provide a technical scheme with double-station positioning is the object of the research of the utility model.
The utility model comprises the following steps:
the utility model aims to design a double-station locking mechanism which can be reliably positioned when being unfolded and folded in place.
The technical scheme of the utility model is realized as follows: a double-station locking mechanism comprises a clamping hook, a torsion spring and a fixing pin, wherein a clamping hook shaft is positioned on a first object and can be hooked on the fixing pin arranged on a second object under the action of the torsion spring to form a first station positioning structure; the method is characterized in that: the clamping hook is provided with a hook body end and a pedal end, the shaft hole is arranged between the hook body end and the pedal end, the back of the clamping hook is provided with a blocking part, and the blocking part can enter and collide with the end part of the second object tilted due to swinging under the continuous action of the torsion spring to form a second station positioning structure.
The fixing pin is provided with an arc-shaped guide block which can be abutted by the back of the hook body end when the second object is positioned at the second station.
The fixing pin and the upper end of the arc-shaped guide block are combined into a whole, and the upper end of the arc-shaped guide block is used as a buckling point of the hook body end.
The second object is a square column, the corresponding clamping hook is a sheet metal part, the hook body end is provided with two symmetrical side hooks and a rectangular connecting surface, the rear parts of the two side hooks are provided with shaft holes and positioned on the first object, the two arm ends of the torsion spring respectively abut against between the first object and the clamping hook, and the trend that the hook body end always hooks the fixing pin is maintained; the fixing pins are protruded out of two side surfaces of the second object and can be simultaneously hooked by two side hooks at the hook body end, so that the second object is kept in a first station state; the pedal end is pressed down to release the locking of the hooks on the two sides to the fixed pin, the second object can swing forwards to a second station state, the rectangular connecting surface of the hook body end enters the rear notch of the end part of the second object, the front edge of the rectangular connecting surface is used as a blocking part and is abutted against the edge of the rear notch, and the second object is restrained from swinging backwards.
The end part of the second object is provided with a notch for the clamping hook to enter; the configured clamping hooks are sheet metal parts, the hook body ends are sheet-shaped single hooks, the rear parts of the single hooks are provided with shaft holes, the back parts of the single hooks are provided with step-shaped blocking parts, the shafts are positioned on the first object, the two arm ends of the torsion springs respectively abut against the first object and the clamping hooks, and the trend that the hook body ends always hook the fixing pins is kept; the fixing pin is arranged in the second object in a penetrating way and can be hooked by a single hook at the hook body end entering from the notch, so that the second object is kept in a first station state; the pedal end is pressed down to release the locking of the single hook to the fixed pin, the second object can swing forwards to a second station state, the blocking part of the single hook back enters the rear notch of the end part of the second object, and the front edge of the blocking part is in contact with the edge of the rear notch to restrain the second object from swinging backwards.
The utility model utilizes the blocking parts on the front and the back of the hook body end of the hook to organically cooperate with the second object to realize the locking and positioning of the second object in two states; has the characteristics of reasonable design, simple structure, convenient operation and reliable positioning, and is especially suitable for locking the table legs of the folding table.
Description of the drawings:
the utility model is further described with reference to the following specific drawings:
FIG. 1 is a schematic diagram of a dual-station locking mechanism
FIG. 2 is a schematic cross-sectional view of a dual station locking mechanism
FIG. 3 is a schematic diagram of a second station state of the dual station locking mechanism
FIG. 4 is an exploded view of a dual station locking mechanism
FIG. 5 is a schematic diagram of a dual-station locking mechanism
Wherein the method comprises the steps of
1-a clamping hook; 11-hook end; 111-side hooks; 112-rectangular connection surfaces; 12-pedal end; 13-a shaft hole;
14-a blocking part;
2-torsion spring;
3-fixing pins; 31-an arc-shaped guide block;
4-a first article;
5-a second object; 51-posterior incision; 52-notch;
the specific embodiment is as follows:
referring to fig. 1 to 4, the double-station locking mechanism includes a hook 1, a torsion spring 2, and a fixing pin 3, a first object 4 provided with the hook, and a second object 5 provided with the fixing pin 3; the clamping hook 1 is positioned on the first object 4 by a shaft, and can be hooked on the fixed pin 3 arranged on the second object under the action of the torsion spring 2 to form a first station positioning structure, which is also a conventional clamping hook unidirectional locking mode.
The clamping hook 1 is provided with a hook body end 11 and a pedal end 12, a shaft hole 13 is arranged between the hook body end 11 and the pedal end 12, a blocking part 14 is arranged at the back of the clamping hook 1, and the blocking part 14 can enter and collide with the end part of the second object 5 tilted due to swinging under the continuous action of the torsion spring 2 to form a second station positioning structure, so that the two objects can be reliably positioned in the unfolding and folding states.
Further, the fixing pin 3 is provided with an arc-shaped guide block 31, and the arc-shaped guide block 31 extends to the second object 5 to be in the second station and can be abutted by the back of the hook body end 11. So that when the second object 5 changes from the second station to the first station, the hook body end 11 can be automatically pushed open in a homeotropic manner after the pedal end 12 is lightly pressed, the pedal is not required to be pressed in the whole process, and the instant swing of the clamping hook 1 under the action of the torsion spring force can be avoided, and the noise generated by the impact can be avoided. For this purpose, the fixing pin 3 is integrated with the upper end of the arc-shaped guide block 31, and the upper end of the arc-shaped guide block 31 is used as a fastening point of the hook body end 11.
The structure of the clamping hook 1 is provided with two types of double hooks and single hooks, which are respectively as follows:
1. referring to fig. 1 to 4, the second object 5 is a square cylinder, the corresponding hook 1 is a sheet metal part, the hook body end 11 is provided with two symmetrical side hooks 111 and a rectangular connecting surface 112, the rear parts of the two side hooks 111 are provided with shaft holes 13 and positioned on the first object 4, the two arm ends of the torsion spring 2 respectively abut against the first object 4 and the hook 1, and the trend that the hook body end 11 always hooks the fixed pin 3 is kept; that is, the hook end can be sleeved on the end of the second object 5 of the square cylinder by means of the hooks 111 on two sides, and the appearance is not outstanding. The fixing pin 3 protrudes out of the two side surfaces of the second object 5 and can be simultaneously hooked by the two side hooks 111 of the hook body end, so that the second object 5 is kept in the first station state.
The pedal end 12 is pressed down to release the locking of the hooks 111 on the two sides to the fixed pin, the second object 5 can swing forward to a second station state, the rectangular connecting surface 112 of the hook body end 11 enters the rear notch 51 at the end part of the second object 5, the front edge of the rectangular connecting surface 112 is used as a blocking part 14 and is in contact with the edge of the rear notch 51, and the second object 5 is restrained from swinging back to form the locking on the second station.
2. Referring to fig. 5, a notch 52 for the hook to enter is formed at the end of the second object 5; the configured clamping hook 1 is a sheet metal part, the hook body end 11 is a sheet-shaped single hook, the rear part of the single hook is provided with a shaft hole 13, the back part of the single hook is provided with a step-shaped blocking part 14, the shaft is positioned on the first object 4, the two arm ends of the torsion spring 2 respectively abut against the first object 4 and the clamping hook 1, and the trend that the hook body end 11 always hooks the fixed pin 3 is kept; the fixing pin 3 is arranged in the second object 5 in a penetrating way and can be hooked by a single hook at the hook body end 11 entering from the notch 52, so that the second object 5 is kept in a first station state; the pedal end 12 is pressed down to unlock the single hook to the fixed pin 3, the second object 5 can swing forward to the second station state, the blocking part 14 of the single hook back enters the rear notch 51 of the end part of the second object, and the front edge of the blocking part 14 is abutted with the edge of the rear notch 51 to restrain the second object 5 from swinging back. In this example, it may be satisfied that the second object 5 is a cylinder with any cross section, such as a common cylinder, providing a design choice.
Claims (5)
1. A double-station locking mechanism comprises a clamping hook, a torsion spring and a fixing pin, wherein a clamping hook shaft is positioned on a first object and can be hooked on the fixing pin arranged on a second object under the action of the torsion spring to form a first station positioning structure; the method is characterized in that: the clamping hook is provided with a hook body end and a pedal end, the shaft hole is arranged between the hook body end and the pedal end, the back of the clamping hook is provided with a blocking part, and the blocking part can enter and collide with the end part of the second object tilted due to swinging under the continuous action of the torsion spring to form a second station positioning structure.
2. A duplex position locking mechanism according to claim 1, wherein: the fixing pin is provided with an arc-shaped guide block which extends to the position, where the second object is located at the second station, of the hook body end and can be abutted by the back of the hook body end.
3. A double-station locking mechanism according to claim 1 or 2, characterized in that: the fixing pin and the upper end of the arc-shaped guide block are combined into a whole, and the upper end of the arc-shaped guide block is used as a buckling point of the hook body end.
4. A double-station locking mechanism according to claim 1 or 2, characterized in that: the second object is a square column, the corresponding clamping hook is a sheet metal part, the hook body end is provided with side hooks and rectangular connecting surfaces which are symmetrical on two sides, the rear parts of the two side hooks are provided with shaft holes and positioned on the first object, the two arm ends of the torsion spring respectively abut against between the first object and the clamping hook, and the trend that the hook body end always hooks the fixing pin is maintained; the fixing pins are protruded out of two side surfaces of the second object and can be simultaneously hooked by two side hooks at the hook body end, so that the second object is kept in a first station state; the pedal end is pressed down to release the locking of the hooks on the two sides to the fixed pin, the second object can swing forwards to a second station state, the rectangular connecting surface of the hook body end enters the rear notch of the end part of the second object, the front edge of the rectangular connecting surface is used as a blocking part and is abutted against the edge of the rear notch, and the second object is restrained from swinging backwards.
5. A double-station locking mechanism according to claim 1 or 2, characterized in that: the end part of the second object is provided with a notch for the clamping hook to enter; the configured clamping hooks are sheet metal parts, the hook body ends are sheet-shaped single hooks, the rear parts of the single hooks are provided with shaft holes, the back parts of the single hooks are provided with step-shaped blocking parts, the shafts are positioned on the first object, the two arm ends of the torsion springs respectively abut against the first object and the clamping hooks, and the trend that the hook body ends always hook the fixing pins is kept; the fixing pin is arranged in the second object in a penetrating way and can be hooked by a single hook at the hook body end entering from the notch, so that the second object is kept in a first station state; the pedal end is pressed down to release the locking of the single hook to the fixed pin, the second object can swing forwards to a second station state, the blocking part of the single hook back enters the rear notch of the end part of the second object, and the front edge of the blocking part is in contact with the edge of the rear notch to restrain the second object from swinging backwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320479048.XU CN219556624U (en) | 2023-03-14 | 2023-03-14 | Double-station locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320479048.XU CN219556624U (en) | 2023-03-14 | 2023-03-14 | Double-station locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219556624U true CN219556624U (en) | 2023-08-22 |
Family
ID=87659365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320479048.XU Active CN219556624U (en) | 2023-03-14 | 2023-03-14 | Double-station locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219556624U (en) |
-
2023
- 2023-03-14 CN CN202320479048.XU patent/CN219556624U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.103, Xingtai Industrial Park, Changtai Economic Development Zone, Zhangzhou City, Fujian Province, 363900 Patentee after: Fujian jiuzhao Intelligent Technology Co.,Ltd. Country or region after: China Patentee after: Shanghai Xinhuixiang Technology Co.,Ltd. Address before: No.103, Xingtai Industrial Park, Changtai Economic Development Zone, Zhangzhou City, Fujian Province, 363900 Patentee before: Fujian jiuzhao Intelligent Technology Co.,Ltd. Country or region before: China Patentee before: Shanghai ThinkWise Industrial Co.,Ltd. |