CN215720095U

CN215720095U - Height-adjustable screw

Info

Publication number: CN215720095U
Application number: CN202122262010.0U
Authority: CN
Inventors: 吴立航; 朱连杰
Original assignee: Dongguan Jiuding Hardware Products Co ltd
Current assignee: Dongguan Jiuding Hardware Products Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-01
Anticipated expiration: 2031-09-17

Abstract

The utility model relates to the technical field of screw adjustment, and discloses a height-adjustable screw, which comprises a screw whole, a screw head, a threaded sleeve and a support rod, wherein the top of the screw whole is fixedly connected with the screw head, the bottom end of the screw head is fixedly connected with the threaded sleeve, the bottom of the threaded sleeve is movably connected with the support rod, the bottom end of the support rod is fixedly connected with an adjusting rod, two sides of the support rod are fixedly connected with installation grooves, the left side of each installation groove is movably connected with a control groove, a pressing block is movably arranged in each control groove, the pressing block is pressed inwards during adjustment, the pressing block can touch the fixed block and can drive the fixed block to extrude a spring through an extruding plate and move rightwards, when the fixed blocks at two sides are extruded into the range of the installation grooves, the support rod can be adjusted in height up and down, the extruded spring after being moved into the control groove can generate resilience force, and can restore the position of the fixed block, the screw is clamped in the control groove for fixing, and the application range of the screw can be improved by adjusting the height.

Description

Height-adjustable screw

Technical Field

The utility model relates to the technical field of screw adjustment, in particular to a height-adjustable screw.

Background

The screw is a common fastener in the field of automobile parts, and is generally made of metal or plastic, and is cylindrical, and grooves with concave and convex carved surfaces are called threads.

The height of the existing screw cannot be adjusted, the height of the screw is fixed, the screw is used in a large material, the height of the screw cannot be fixed together with the material, the problem that the two materials are loosened can be caused, the height of the existing screw cannot be limited to be adjusted when the screw is adjusted, the screw can be easily separated under the condition of being unclear, and the screw is damaged.

Therefore, how to design a height adjustable screw becomes a problem which needs to be solved currently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a height-adjustable screw, which solves the problems that the height cannot be adjusted and the height-adjusting distance cannot be limited.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a height-adjustable screw comprises a screw whole body, a screw head, a threaded sleeve and a support rod, wherein the top of the screw whole body is fixedly connected with the screw head, the bottom of the screw head is fixedly connected with the threaded sleeve, the bottom of the threaded sleeve is movably connected with the support rod, the bottom of the support rod is fixedly connected with an adjusting rod, the bottom of the adjusting rod is movably connected with an inserting rod, two sides of the support rod are fixedly connected with mounting grooves, the top of the support rod is fixedly connected with a rubber pad, the left side of the mounting groove is movably connected with a control groove, the middle of the mounting groove is fixedly connected with a spring, the left side of the spring is fixedly connected with an extrusion plate, the left side of the extrusion plate is fixedly connected with a fixed block, the middle of the control groove is movably connected with a pressing block, the bottom of the rubber pad is fixedly connected with an elastic rope, the bottom of the elastic rope is fixedly connected with a limiting plate, the middle of the supporting rod is fixedly connected with a movable groove, and the top of the screw head is fixedly connected with a screw groove.

Preferably, the top end of the insertion rod is fixedly connected with a locking block, and the locking block is formed by splicing cuboids.

Preferably, the appearance of mounting groove is for the left side to draw the rectangle cubic that has the rectangle dead slot, fixed block, stripper plate and spring are the alignment from left to right.

Preferably, the rubber pad is cylindrical, and the rubber pad, the elastic rope and the limiting plate are vertically arranged from top to bottom.

(III) advantageous effects

The utility model provides a height-adjustable screw, which has the following beneficial effects:

(1) according to the utility model, through arranging the adjusting structure, the pressing block is pressed inwards during adjustment, the pressing block can touch the fixed block during pressing, the fixed block can be driven to extrude the spring through the extruding plate and move rightwards, after the fixed blocks on two sides are extruded into the range of the mounting groove, the height of the support rod can be adjusted up and down, the spring extruded after moving to the control groove can generate resilience force, the position of the fixed block can be restored, the fixed block can be clamped in the control groove for fixing, and the application range of the screw can be improved through adjusting the height.

(2) According to the utility model, by arranging the limiting structure, when the height is adjusted, the elastic rope on the rubber pad can drive the limiting plate to elongate along with the rising of the screw, when the supporting rod is pulled to a certain length, the elasticity of the elastic rope can reach the end, the fixing block can reach the position of the control groove, the fixing block on the supporting rod can be rapidly inserted into the control groove for fixing, the limiting function of the elastic rope is realized, and the problem that the device cannot limit the height distance for adjustment is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic overall sectional structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the mounting groove of the present invention;

fig. 4 is a schematic cross-sectional view of the rubber pad of the present invention.

In the figure: 1. the whole screw is integrated; 2. a screw head; 3. a screw slot; 4. a threaded sleeve; 5. a strut; 6. adjusting a rod; 7. an insertion rod; 8. mounting grooves; 9. a rubber pad; 10. a locking block; 801. a control slot; 802. a spring; 803. a pressing plate; 804. a fixed block; 805. a pressing block; 901. a bungee cord; 902. a limiting plate; 903. a movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby features defined as "first" and "second" may explicitly or implicitly include one or more of such features, in the description of the utility model "plurality" means two or more unless explicitly defined otherwise.

As shown in fig. 1 to 4, the present invention provides a technical solution: a height-adjustable screw comprises a screw body 1, a screw head 2, a threaded sleeve 4 and a support rod 5, wherein the top of the screw body 1 is fixedly connected with the screw head 2, the bottom of the screw head 2 is fixedly connected with the threaded sleeve 4, the bottom of the threaded sleeve 4 is movably connected with the support rod 5, the bottom of the support rod 5 is fixedly connected with an adjusting rod 6, the bottom of the adjusting rod 6 is movably connected with an inserting rod 7, two sides of the support rod 5 are fixedly connected with an installation groove 8, the top of the support rod 5 is fixedly connected with a rubber pad 9, the left side of the installation groove 8 is movably connected with a control groove 801, the middle of the installation groove 8 is fixedly connected with a spring 802, the left side of the spring 802 is fixedly connected with an extrusion plate 803, the left side of the extrusion plate 803 is fixedly connected with a fixed block 804, the middle of the control groove 801 is movably connected with a pressing block 805, the bottom of the rubber pad 9 is fixedly connected with a tension rope 901, and the bottom of the tension rope 901 is fixedly connected with a limit plate, the middle of the supporting rod 5 is fixedly connected with a movable groove 903, and the top of the screw head 2 is fixedly connected with a screw groove 3.

Preferably, the top end of the insertion rod 7 is fixedly connected with a locking block 10, the locking block 10 is formed by splicing cuboids, when the screw is used, the screw needs to be knocked into a certain material firstly, but most of the bottom end of the screw is flat and is not easy to install, so that the locking block 10 is arranged, the locking block 10 is arranged at the bottom end of the insertion rod 7, the bottom end of the insertion rod 7 is in a sharp shape and can be fixed on the screw, when the screw is fixed, the locking block 10 can be inserted into the adjusting rod 6 firstly and pushed to the end, the insertion rod 7 is rotated, the insertion rod 7 is pulled outwards when rotated, the locking block 10 can be clamped in the adjusting rod 6 when rotated, when the locking block 10 is clamped in the adjusting rod 6, the insertion rod 7 is not easy to fall out, at this time, the screw can be installed by knocking in firstly, the installation that enables is more convenient to great improvement the practicality of device.

Preferably, the mounting groove 8 is in a rectangular block shape with a rectangular empty groove hollowed at the left side, the fixing block 804, the extrusion plate 803 and the spring 802 are arranged in a straight line from left to right, the mounting groove 8, the control groove 801, the spring 802, the extrusion plate 803, the fixing block 804 and the pressing block 805 together form an adjusting structure, the height of the existing screw cannot be adjusted, the height of the existing screw is fixed, when the screw is used in a larger material, the height of the screw is not enough to fix the material together, so that the two materials are loosened, the mounting groove 8 is provided, when the height of the screw needs to be adjusted, two fingers can be placed on the pressing block 805 and press the pressing block 805 inwards, blocks with protruding upper and lower ends of the pressing block 805 can only move in the control groove 801, the pressing block 805 can not fall out when not used, the fixing block 804 can be touched when the pressing block 805, can drive fixed block 804 and pass through stripper plate 803 extrusion spring 802 and move right, after the fixed block 804 of both sides is extruded the within range of mounting groove 8, just can carry out height-adjusting from top to bottom with branch 5, need remove fixed block 804 during the adjustment and just can fix in corresponding control flume 801, remove behind the control flume 801 by extruded spring 802 can produce the resilience force, can restore the position of fixed block 804, make its card fix in control flume 801, can improve the application scope of screw through height-adjusting, the problem of the unable height-adjusting of device has been avoided.

Preferably, the rubber pad 9 is cylindrical, the rubber pad 9, the elastic cord 901 and the limit plate 902 are vertically arranged from top to bottom, the limit structure is composed of the rubber pad 9, the elastic cord 901, the limit plate 902 and the movable groove 903, the existing screw cannot limit the adjusting height during adjustment, the screw can be easily separated under the condition of being not clear, so that the screw is damaged, the rubber pad 9 is arranged, when the screw is adjusted in height, the supporting rod 5 and the threaded sleeve 4 are unfolded, the elastic cord 901 on the rubber pad 9 drives the limit plate 902 to be elongated along with the rising of the screw, when the supporting rod 5 is pulled to a certain length, the tightness of the elastic cord 901 can reach the end, the elongation cannot continue, the fixed block 804 can reach the position of the control groove 801, so that the fixed block 804 on the supporting rod 5 can be rapidly inserted into the control groove 801 to be fixed, when not adjusting height, rubber pad 9 on branch 5 can contact with thread bush 4, and when knocking the screw, rubber pad 9 has elasticity, can reduce the impact of knocking and bringing, can protect the inside of screw, enables the inner structure and be difficult to damage, enables the life increase of screw, and the problem of the unable restriction altitude distance of device regulation has been avoided to the limit function of bungee cord 901.

In conclusion, the working process of the utility model is as follows: when the height of the screw needs to be adjusted, two fingers can be placed on the pressing block 805 and press the pressing block 805 inwards, when the pressing block 805 is pressed, the fixing block 804 can be touched, the fixing block 804 can be driven to extrude the spring 802 through the extruding plate 803 and move rightwards, then the height of the support rod 5 can be adjusted up and down, when the height is adjusted, the fixing block 804 needs to be moved into the corresponding control groove 801 to be fixed, when the height is adjusted, the adjusting distance can be limited by the internal elastic rope 901, when the screw needs to be knocked, the locking block 10 can be firstly inserted into the adjusting rod 6, after the locking block is pushed to the end, the inserting rod 7 rotates, when the screw rotates, the inserting rod 7 is pulled outwards while the screw rotates, and the locking block 10 can be clamped in the adjusting rod 6 when the screw rotates.

It is noted that, herein, relational terms such as first and second, and the like may 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. Also, 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a height-adjustable screw, includes screw whole (1), screw head (2), thread bush (4) and branch (5), its characterized in that: the screw is characterized in that a screw head (2) is fixedly connected to the top of the whole screw body (1), a threaded sleeve (4) is fixedly connected to the bottom of the screw head (2), a supporting rod (5) is movably connected to the bottom of the threaded sleeve (4), an adjusting rod (6) is fixedly connected to the bottom of the supporting rod (5), an inserting rod (7) is movably connected to the bottom of the adjusting rod (6), mounting grooves (8) are fixedly connected to the two sides of the supporting rod (5), rubber pads (9) are fixedly connected to the top of the supporting rod (5), a control groove (801) is movably connected to the left side of the mounting groove (8), a spring (802) is fixedly connected to the middle of the mounting groove (8), an extrusion plate (803) is fixedly connected to the left side of the spring (802), a fixing block (804) is fixedly connected to the left side of the extrusion plate (803), and a pressing block (805) is movably connected to the middle of the control groove (801), the bottom end of the rubber pad (9) is fixedly connected with an elastic rope (901), the bottom end of the elastic rope (901) is fixedly connected with a limiting plate (902), and the middle of the support rod (5) is fixedly connected with a movable groove (903).

2. A height adjustable screw as claimed in claim 1, wherein: the top of the screw head (2) is fixedly connected with a screw groove (3).

3. A height adjustable screw as claimed in claim 1, wherein: the top end fixedly connected with locking block (10) of inserted bar (7), the appearance of locking block (10) is that the cuboid concatenation is constituteed.

4. A height adjustable screw as claimed in claim 1, wherein: the appearance of mounting groove (8) is for the left side to draw out the rectangle cubic that has the rectangle dead slot.

5. A height adjustable screw as claimed in claim 1, wherein: the fixed blocks (804), the extrusion plates (803) and the springs (802) are arranged in a straight line from left to right.

6. A height adjustable screw as claimed in claim 1, wherein: the rubber pad (9) is cylindrical in shape.

7. A height adjustable screw as claimed in claim 1, wherein: the rubber pads (9), the elastic ropes (901) and the limiting plates (902) are vertically arranged from top to bottom.