Fixing device of small measuring instrument
By combining the design of connecting column, limit block and threaded screw, the problem of thread wear and stability reduction during the assembly and disassembly of traditional small measuring instrument fixing devices is solved, realizing convenient assembly and disassembly and adapting to fixing of measuring instruments of different sizes, thus improving operability and stability.
Patent Information
- Application Number
- CN202520028510.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-07
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2035-01-07
AI Technical Summary
The bolt threads of the fixing device of traditional small measuring instruments wear down during repeated disassembly and assembly, resulting in decreased connection stability and increased difficulty in disassembly and assembly, making it inconvenient to operate.
The design adopts a combination of connecting column, limit block and threaded screw. By rotating the handle, the threaded screw is driven to make the sliding block rise and fall along the connecting column. The limit block fits tightly with the limit groove, which realizes convenient disassembly and assembly and can be used to fix measuring instruments of different sizes.
It reduces the difficulty of disassembly and assembly, improves connection stability and applicability, is easy to operate, and adapts to the fixing needs of small measuring instruments of different sizes.
Smart Images
Figure CN223581057U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to small -size measuring instrument technical field, concretely is a kind of fixing device of small -size measuring instrument. BACKGROUND
[0002] Small -size measuring instrument is a kind of portable simple measuring device, is widely used in various need accurate measurement occasions.Small -size measuring instrument usually refers to the measuring tool of small volume, easy operation, can satisfy various measurement needs.According to the different measurement principles and application fields, small -size measuring instrument can be divided into multiple types, such as laser range finder, image measuring instrument, miniature sensor etc.Small -size measuring instrument has wide application field and important measurement function.In order to guarantee the security of small -size measuring instrument in the use process and the accuracy of measurement data, small -size measuring instrument needs to use fixing device in the use process.
[0003] The fixing device of common small -size measuring instrument is usually composed of base, support structure, installation platform adjusting and fixing mechanism and other accessory mechanism.Base is the basic part of fixing device, for supporting the whole device.Support structure is used to connect base and installation platform, provides necessary support and stability.Installation platform is the platform for installing measuring instrument.Adjusting and fixing mechanism is used to adjust the position and angle of measuring instrument and firmly fix it on fixing device.Other accessories, such as level, adjusting knob, locking screw etc.
[0004] The fixing device of conventional small -size measuring instrument, when small -size measuring instrument and fixing device are pasted, connecting operation between small -size measuring instrument and fixing device is carried out by bolt, in the process of multiple disassembly and assembly, the thread of bolt can be worn, and loose phenomenon occurs, and connection stability is reduced.To solve the above problem, part of the fixing device of small -size measuring instrument, when small -size measuring instrument and fixing device are pasted, pin shaft is inserted in the connecting place of small -size measuring instrument and fixing device, so that small -size measuring instrument and fixing device are connected and fixed operation.But this way, since pin shaft needs to use special tool to disassemble and assemble, not only will improve disassembly and assembly difficulty, but also inconvenient to use operation.For this purpose, a fixing device of small -size measuring instrument is proposed. UTILITY MODEL CONTENT
[0005] In view of the deficiencies of the prior art, the utility model provides a fixing device of small -size measuring instrument to solve the technical problem that the above-mentioned not only improves disassembly and assembly difficulty, but also is inconvenient to use operation.
[0006] To achieve the above purpose, the utility model provides the following technical scheme: a fixing device of small -size measuring instrument, comprising:
[0007] The fixed seat is provided with a movable seat in the center, and the top of the movable seat is uniformly provided with a connecting hole.
[0008] The connecting column is inserted into the inner cavity of the connecting hole, the limiting column is inserted into the limiting hole, the rotating handle drives the threaded lead screw on the ring-shaped top plate, the sliding block drives the limiting block to move up and down along the connecting column, and the limiting block is tightly attached to the limiting groove.
[0009] The rotating handle is provided on the top of the ring-shaped top plate, the limiting column is installed on the both sides of the bottom of the ring-shaped top plate, the threaded lead screw is additionally provided in the inner cavity of the connecting column, and the surface of the threaded lead screw is sleeved with a sliding block. When the small measuring instrument is connected with the fixed seat, the connecting column is inserted into the connecting hole of the movable seat, the limiting column is inserted into the limiting hole, the rotating handle drives the threaded lead screw on the ring-shaped top plate, the sliding block drives the limiting block to move up and down along the connecting column, and the limiting block is tightly attached to the limiting groove.
[0010] Preferably, the inner wall of the fixed seat is uniformly provided with a positioning groove, and a positioning plate is installed on the surface of the movable seat, and the shape and position of the positioning plate correspond to the shape and position of the positioning groove. When the movable seat is connected with the fixed seat, the positioning plate is inserted into the positioning groove for connection, so that the movable seat on the fixed seat can be replaced according to different small measuring instruments to improve the applicability.
[0011] Preferably, the shape and position of the limiting column correspond to the shape and position of the limiting hole, and the shape and position of the limiting block correspond to the shape and position of the limiting groove, and the sliding block is connected with the limiting block. The limiting column can be inserted into the limiting hole, the limiting block can be inserted into the limiting groove, and the sliding block can drive the limiting block to move up and down.
[0012] Preferably, the top of the positioning plate is additionally provided with a limiting top plate, the outer side of the limiting top plate is connected with a connecting block, and a connecting rod is installed between the limiting top plate and the connecting block. The positioning plate can be fixed in the positioning groove by the limiting top plate, so as to ensure the connection stability between the movable seat and the fixed seat, and the connecting block can drive the limiting top plate to move by the connecting rod.
[0013] Preferably, the bottom of the connecting block is provided with a sliding plate, a guide column is slidably connected in the center of the sliding plate, and a return spring is sleeved on the surface of the guide column. The sliding plate can drive the connecting block to move along the guide column and extrude the return spring, and the return spring can drive the sliding plate to reset along the guide column.
[0014] Preferably, the sliding plate, the guide column and the reset spring are arranged in the inner cavity of the fixed seat, and the sliding plate is in sliding connection with the fixed seat.
[0015] Compared with the prior art, the utility model has the advantages of:
[0016] The fixing device of the small measuring instrument, when connecting the small measuring instrument with the fixed seat, first inserts the connecting column into the connecting hole of the movable seat through the hole of the small measuring instrument, inserts the limiting column into the limiting hole, rotates the handle on the annular top plate to drive the threaded lead screw, so that the sliding block drives the limiting block to move up and down along the connecting column according to the direction of the threaded lead screw, and the limiting block is tightly attached to the limiting groove. Not only reduces the disassembly difficulty, but also facilitates the use operation, and the limiting block can move up and down along the connecting column, so that different sizes of small measuring instruments can be connected and fixed within a certain range. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is a whole structure schematic view of the utility model;
[0018] Figure 2 It is a movable seat connecting structure schematic view of the utility model;
[0019] Figure 3 It is a connecting column and movable seat separation sectional view structure schematic view of the utility model;
[0020] Figure 4 It is a limiting top plate and its connecting structure schematic view of the utility model.
[0021] In the drawing: 1, fixed seat; 2, positioning groove; 3, movable seat; 4, positioning plate; 5, connecting hole; 6, limiting groove; 7, limiting hole; 8, annular top plate; 9, rotating handle; 10, limiting column; 11, connecting column; 12, threaded lead screw; 13, sliding block; 14, limiting block; 15, limiting top plate; 16, connecting block; 17, connecting rod; 18, sliding plate; 19, guide column; 20, reset spring. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0023] The utility model provides a technical scheme, a fixing device of small -size measuring instrument, include: please refer to Figure 1 , fixed seat 1 and the movable seat 3 of setting in the center of fixed seat 1, and the top of movable seat 3 is evenly provided with connecting hole 5;
[0024] Please refer to Figure 2 , limit slot 6 is set up in the bottom both sides of connecting hole 5, and the top both sides of connecting hole 5 are provided with limit hole 7, and the inner chamber of connecting hole 5 is inserted and is connected with connecting column 11, and the top of connecting column 11 is additionally provided with annular top plate 8, and limit block 14 is additionally provided with the both sides of connecting column 11;
[0025] Please refer to Figure 3 , rotating handle 9 is set up in the top of annular top plate 8, and the bottom both sides of annular top plate 8 are installed with limit column 10, and the inner chamber of connecting column 11 is additionally provided with threaded lead screw 12, and threaded lead screw 12 surface is sleeved with sliding block 13. When connecting small -size measuring instrument with fixed seat 1, first, connecting column 11 is inserted into the connecting hole 5 inside movable seat 3 through the hole of small -size measuring instrument, limit column 10 is inserted into the inside of limit hole 7, rotating handle 9 drives threaded lead screw 12 on annular top plate 8, sliding block 13 drives limit block 14 to move up and down along connecting column 11 according to the direction of threaded lead screw 12, and limit block 14 is tightly attached with limit slot 6. On the one hand, not only reduces the dismounting difficulty, but also facilitates the use operation, on the other hand, limit block 14 can move up and down along connecting column 11, so that different small -size measuring instruments can be connected and fixed within a certain range.
[0026] Please refer to Figure 1 , Figure 2 , the inner wall of fixed seat 1 is evenly provided with positioning groove 2, and positioning plate 4 is installed on the surface of movable seat 3, and the shape and position of positioning plate 4 correspond to positioning groove 2. When connecting movable seat 3 and fixed seat 1, positioning plate 4 can be inserted into the inside of positioning groove 2 for connection, so that movable seat 3 on fixed seat 1 can be replaced according to different small -size measuring instruments, to improve the applicability.
[0027] Please refer to Figure 3 , the shape and position of limit column 10 correspond to limit hole 7, and the shape and position of limit block 14 correspond to limit slot 6, and sliding block 13 is connected with limit block 14. Limit column 10 can be inserted into the inside of limit hole 7, and limit block 14 is inserted into the inside of limit slot 6, and sliding block 13 can drive limit block 14 to move up and down.
[0028] Please refer to Figure 4The top of the positioning plate 4 is additionally provided with a limiting top plate 15, the outer side of the limiting top plate 15 is connected with a connecting block 16, and a connecting rod 17 is installed between the limiting top plate 15 and the connecting block 16. The positioning plate 4 can be fixed in the inside of the positioning groove 2 through the limiting top plate 15, so as to ensure the connection stability between the movable seat 3 and the fixed seat 1, and the connecting block 16 can drive the limiting top plate 15 to perform the translation operation through the connecting rod 17. The bottom of the connecting block 16 is installed with a sliding plate 18, the center of the sliding plate 18 is slidingly connected with a guide column 19, and the surface of the guide column 19 is sleeved with a reset spring 20. The sliding plate 18 can drive the connecting block 16 to move along the guide column 19 and extrude the reset spring 20, and the reset spring 20 can drive the sliding plate 18 to reset along the guide column 19. The sliding plate 18, the guide column 19 and the reset spring 20 are arranged in the inner cavity of the fixed seat 1, and the sliding plate 18 is slidingly connected with the fixed seat 1. The sliding plate 18 translates along the surface of the guide column 19, and the reset spring 20 resets the sliding plate 18.
[0029] The scheme: when the small measuring instrument is connected with the fixed seat 1, the connecting column 11 is inserted into the connecting hole 5 in the movable seat 3 through the hole of the small measuring instrument, the limiting column 10 is inserted into the inside of the limiting hole 7, the handle 9 drives the threaded rod 12 on the annular top plate 8, the sliding block 13 drives the limiting block 14 to move up and down along the connecting column 11 according to the direction of the threaded rod 12, and the limiting block 14 is tightly attached to the limiting groove 6. When the movable seat 3 is connected with the fixed seat 1, the positioning plate 4 is inserted into the inside of the positioning groove 2 for connection, the reset spring 20 drives the sliding plate 18 to move along the guide column 19, the sliding plate 18 and the connecting block 16 drive the limiting top plate 15 to translate through the connecting rod 17, and the limiting top plate 15 is tightly attached to the positioning plate 4.
[0030] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A fixing device for a small measuring instrument, characterized in that, Include: Fixed seat (1), and the movable seat (3) is arranged in the center of the fixed seat (1), and the top of the movable seat (3) is uniformly provided with a connecting hole (5); The limiting groove (6) is arranged at the bottom of the connecting hole (5), the top of the connecting hole (5) is provided with a limiting hole (7) on both sides, and the connecting column (11) is inserted in the inner cavity of the connecting hole (5), and the top of the connecting column (11) is provided with an annular top plate (8), and the limiting block (14) is arranged on both sides of the connecting column (11); The rotating handle (9) is arranged on the top of the annular top plate (8), the limiting column (10) is installed on both sides of the bottom of the annular top plate (8), the threaded screw (12) is arranged in the inner cavity of the connecting column (11), and the threaded screw (12) is arranged in the inner cavity of the connecting column (11).
2. The fixture of claim 1, wherein: The inner wall of the fixed seat (1) is uniformly provided with a positioning groove (2), and the positioning plate (4) is installed on the surface of the movable seat (3), and the shape and position of the positioning plate (4) correspond to the shape and position of the positioning groove (2).
3. The fixture of claim 1, wherein: The shape and position of the limiting block (14) correspond to the shape and position of the limiting groove (6), and the shape and position of the limiting block (14) correspond to the shape and position of the limiting groove (6), and the shape and position of the limiting block (14) correspond to the shape and position of the limiting groove (6).
4. The fixture of claim 2, wherein: The top of the positioning plate (4) is provided with a limiting top plate (15), and the outer side of the limiting top plate (15) is connected with a connecting block (16), and a connecting rod (17) is installed between the limiting top plate (15) and the connecting block (16).
5. A fixture for a small measuring instrument as claimed in claim 4, characterized in that: The bottom of the connecting block (16) is provided with a sliding plate (18), and the center of the sliding plate (18) is slidably connected with a guide column (19), and the surface of the guide column (19) is provided with a reset spring (20).
6. A fixture for a small measuring instrument as claimed in claim 5, characterized in that: The sliding plate (18), the guide column (19) and the reset spring (20) are arranged in the inner cavity of the fixed seat (1), and the sliding plate (18) is slidably connected with the fixed seat (1).