CN210082808U - Clamping head for clamping oil painting drawing board - Google Patents
Clamping head for clamping oil painting drawing board Download PDFInfo
- Publication number
- CN210082808U CN210082808U CN201920597766.0U CN201920597766U CN210082808U CN 210082808 U CN210082808 U CN 210082808U CN 201920597766 U CN201920597766 U CN 201920597766U CN 210082808 U CN210082808 U CN 210082808U
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- China
- Prior art keywords
- circular hole
- clamping block
- guide rod
- clamping
- drawing board
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- 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.)
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Abstract
The utility model discloses a clamping head for clamping oil painting drawing boards, which is provided with a fixed clamping block with an L-shaped structure, wherein a circular hole is arranged at one end of the fixed clamping block, a guide rod is arranged in the circular hole, a reset spring is sleeved on the guide rod, one end of the guide rod is socially self-connected with a rod, and the other end of the connecting rod is provided with a movable clamping block; when the drawing board clamping device is used, the connecting rod is pulled, so that the guide rod is driven to move leftwards, the reset spring is pulled open, the reset spring is in a stretching state, the pulling state is kept, at the moment, the frame of the drawing board is clamped on the fixed clamping block, then the connecting rod is loosened, the reset spring is required to return to a natural state, the connecting rod, the guide rod and the movable clamping block move rightwards under the action of the reset spring force, and the drawing board is clamped by the movable clamping block and one end of the fixed clamping block, which is not provided with a circular hole; when the drawing board needs to be taken down, the operations are repeated; the operation is simple, the design is ingenious, and a lot of time for clamping the drawing board is saved for people who draw the drawing.
Description
Technical Field
The utility model belongs to the technical field of oil painting drawing board clamping equipment, concretely relates to clamping head for oil painting drawing board clamping.
Background
Painters or fine arts students need to use the oil painting board in carrying out oil painting creation process, and need fix the drawing board through the easel under most circumstances. The types of easels on the market are various at present; as shown in fig. 1, clamping heads for clamping a drawing board on an existing easel are clamping blocks 1 which are in a structure of a shape like a Chinese character 'men'; one end of the clamping block 1 is provided with a locking screw 2; when the drawing board is used, the clamping block 1 is clamped on a frame of the drawing board, and the locking screw 2 is screwed tightly; like this, not only the operation is inconvenient, and locking screw 2 stretches out to press from both sides tight piece longer, and when painting from life in the field, open-air weeds are more, and locking screw 2 is twined by open-air weeds easily, gives the people of drawing and draws very big inconvenience.
SUMMERY OF THE UTILITY MODEL
The utility model provides a clamping head for oil painting drawing board clamping to prior art's above-mentioned defect.
The utility model aims at realizing through the following technical scheme:
a clamping head for clamping an oil painting drawing board comprises a fixing clamping block with an L-shaped structure; a circular hole is formed in one end of the fixing clamping block; the circular hole is a counter bore; four guide grooves are uniformly distributed on the circumference of the side wall of the circular hole; a guide rod is arranged in the circular hole; a return spring is sleeved on the guide rod; one end of the reset spring is fixed at the center of the bottom of the circular hole, and the other end of the reset spring is fixed on the guide rod; a supporting block is arranged at the end part of the opening end of the circular hole; the guide rod penetrates through the supporting block and can slide left and right in the supporting block; the guide rod is in clearance fit with the supporting block; a stop block is further arranged on one side, close to the supporting block, in the circular hole; the guide rod is in clearance fit with the stop block; the length of the return spring in a natural state is equal to the distance from one surface of the stop block, which is far away from the supporting block, to the bottom of the circular hole; one end of the guide rod, which is far away from the bottom of the circular hole, is also provided with a connecting rod with an L-shaped structure; one end of the connecting rod, which is not connected with the guide rod, is also provided with a movable clamping block; the movable clamping block and one end of the fixed clamping block, which is not provided with the circular hole, are arranged in parallel; under the natural state of the return spring; the movable clamping block is flush with one end of the fixed clamping block, which is not provided with the circular hole.
When the drawing board clamping device is used, the connecting rod is pulled, so that the guide rod is driven to move leftwards, the reset spring is pulled open, the reset spring is in a stretching state, a pulling state is kept, at the moment, the frame of the drawing board is clamped on the fixed clamping block, then the connecting rod is loosened, the reset spring is required to return to a natural state, the connecting rod, the guide rod and the movable clamping block move rightwards under the action of the spring force, and the drawing board is clamped by the movable clamping block and one end of the fixed clamping block, which is not provided with a circular hole; when the drawing board needs to be taken down, the operations are repeated; the operation is simple, the design is ingenious, and a lot of time for clamping the drawing board is saved for people who draw the drawing.
Furthermore, in order to ensure the strength and the service life of the clamping block, the fixing clamping block is integrally formed by stainless steel; the connecting rod and the movable clamping block are integrally formed.
Further, in order to guarantee that the drawing board can be pulled and clamped, and the service life of a return spring is guaranteed, the elasticity of the return spring is 25N-100N; the reset spring is made of stainless steel wires.
Compared with the prior art, the utility model discloses at least, following advantage has:
the utility model discloses a clamping head for oil painting drawing board clamping sets up the fixed clamping piece of L "type structure, sets up the circular port in the one end of fixed clamping piece, sets up the guide bar in the circular port, and reset spring is established to the cover on the guide bar, and the one end society of guide bar is from the connecting rod, and the other end of connecting rod sets up movable clamping piece; when the drawing board clamping device is used, the connecting rod is pulled, so that the guide rod is driven to move leftwards, the reset spring is pulled open, the reset spring is in a stretching state, the pulling state is kept, at the moment, the frame of the drawing board is clamped on the fixed clamping block, then the connecting rod is loosened, the reset spring is required to return to a natural state, the connecting rod, the guide rod and the movable clamping block move rightwards under the action of the reset spring force, and the drawing board is clamped by the movable clamping block and one end of the fixed clamping block, which is not provided with a circular hole; when the drawing board needs to be taken down, the operations are repeated; the operation is simple, the design is ingenious, and a lot of time for clamping the drawing board is saved for people who draw the drawing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic diagram of a clamping head of a prior art easel;
fig. 2 is a schematic structural view of the clamping head for clamping the oil painting drawing board of the present invention in a natural state;
fig. 3 is a schematic structural diagram of the clamping head for clamping the oil painting drawing board of the present invention in a stretching state;
fig. 4 is a cross-sectional view of a circular hole in the fixing clamp block.
Description of reference numerals: 1-a clamping block 1; 2-locking the screw; 3-fixing the clamping block; 4-a circular hole; 41-a guide groove; 5-a guide rod; 6-a return spring; 7-a support block; 8-a stop block; 9-a connecting rod; 10-movable clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
The description in this application as relating to "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
As shown in fig. 2-4, the clamping head for clamping the oil painting drawing board in the embodiment includes a fixing clamping block 3 with an "L" shaped structure; a circular hole 4 is formed at one end of the fixing clamping block 3; the circular hole 4 is a counter bore; four guide grooves 41 are uniformly arranged on the side wall of the circular hole 4 in the circumferential direction; a guide rod 5 is arranged in the circular hole 4; a return spring 6 is sleeved on the guide rod 5; one end of the reset spring 6 is fixed at the center of the bottom of the circular hole 4, and the other end of the reset spring is fixed on the guide rod 5; a supporting block 7 is arranged at the end part of the opening end of the circular hole 4; the guide rod 5 penetrates through the supporting block 7, and the guide rod 5 can slide left and right in the supporting block 7; the guide rod 5 is in clearance fit with the supporting block 7; a stop block 8 is further arranged on one side, close to the supporting block 7, in the circular hole 4; the guide rod 5 is in clearance fit with the stop block 8; the length of the return spring 6 in a natural state is equal to the distance from one surface of the stop block 8 far away from the supporting block 7 to the bottom of the circular hole 4; one end of the guide rod 5, which is far away from the bottom of the circular hole 4, is also provided with a connecting rod 9 with an L-shaped structure; the end of the connecting rod 9 which is not connected with the guide rod 5 is also provided with a movable clamping block 10; the movable clamping block 10 is arranged in parallel with one end of the fixed clamping block 3, which is not provided with the circular hole 4; in the natural state of the return spring 6; the movable clamping block 10 is flush with one end of the fixed clamping block 3 which is not provided with the circular hole 4.
As shown in fig. 3, in use, the connecting rod 9 is pulled, so that the guide rod 5 is driven to move leftwards, the return spring 6 is pulled open, the return spring 6 is in a stretching state, the pulling state is kept, at the moment, the frame of the drawing board is clamped on the fixed clamping block 3, then the connecting rod 9 is released, the return spring 6 needs to return to a natural state, the connecting rod 9, the guide rod 5 and the movable clamping block 10 move rightwards under the action of the spring force, and the drawing board is clamped by the movable clamping block 10 and one end of the fixed clamping block 3, which is not provided with the circular hole 4; when the drawing board needs to be taken down, the operations are repeated; the operation is simple, the design is ingenious, and a lot of time for clamping the drawing board is saved for people who draw the drawing.
Preferably, in order to ensure the strength and the service life of the clamping block, the fixing clamping block 3 is integrally formed by stainless steel; the connecting rod 9 and the movable clamping block 10 are integrally formed.
Preferably, in order to ensure that the drawing board can be pulled and clamped, and the service life of the return spring 6 is ensured, the elastic force of the return spring 6 is between 25N and 100N; the reset spring 6 is made of stainless steel wires.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (3)
1. A clamping head for clamping an oil painting drawing board is characterized by comprising a fixing clamping block with an L-shaped structure; a circular hole is formed in one end of the fixing clamping block; the circular hole is a counter bore; four guide grooves are uniformly distributed on the circumference of the side wall of the circular hole; a guide rod is arranged in the circular hole; a return spring is sleeved on the guide rod; one end of the reset spring is fixed at the center of the bottom of the circular hole, and the other end of the reset spring is fixed on the guide rod; a supporting block is arranged at the end part of the opening end of the circular hole; the guide rod penetrates through the supporting block and can slide left and right in the supporting block; the guide rod is in clearance fit with the supporting block; a stop block is further arranged on one side, close to the supporting block, in the circular hole; the guide rod is in clearance fit with the stop block; the length of the return spring in a natural state is equal to the distance from one surface of the stop block, which is far away from the supporting block, to the bottom of the circular hole; one end of the guide rod, which is far away from the bottom of the circular hole, is also provided with a connecting rod with an L-shaped structure; one end of the connecting rod, which is not connected with the guide rod, is also provided with a movable clamping block; the movable clamping block and one end of the fixed clamping block, which is not provided with the circular hole, are arranged in parallel; under the natural state of the return spring; the movable clamping block is flush with one end of the fixed clamping block, which is not provided with the circular hole.
2. The clamping head for clamping the oil painting drawing board according to claim 1, wherein the fixing clamping block is integrally formed by stainless steel; the connecting rod and the movable clamping block are integrally formed.
3. The clamping head for clamping the oil painting drawing board according to claim 1 or 2, wherein the elastic force of the return spring is between 25N and 100N; the reset spring is made of stainless steel wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920597766.0U CN210082808U (en) | 2019-04-28 | 2019-04-28 | Clamping head for clamping oil painting drawing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920597766.0U CN210082808U (en) | 2019-04-28 | 2019-04-28 | Clamping head for clamping oil painting drawing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210082808U true CN210082808U (en) | 2020-02-18 |
Family
ID=69476329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920597766.0U Expired - Fee Related CN210082808U (en) | 2019-04-28 | 2019-04-28 | Clamping head for clamping oil painting drawing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210082808U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406056A (en) * | 2021-12-31 | 2022-04-29 | 江苏亚星锚链股份有限公司 | Automatic mechanism of bending of alignment |
-
2019
- 2019-04-28 CN CN201920597766.0U patent/CN210082808U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406056A (en) * | 2021-12-31 | 2022-04-29 | 江苏亚星锚链股份有限公司 | Automatic mechanism of bending of alignment |
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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 |
Granted publication date: 20200218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |