CN211399042U

CN211399042U - Adjustable foundation screw

Info

Publication number: CN211399042U
Application number: CN201921785185.6U
Authority: CN
Inventors: 洪云林
Original assignee: Yancheng Qixiang Electromechanical Co ltd
Current assignee: Yancheng Qixiang Electromechanical Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-09-01
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses an adjustable rag screw, including external mechanism and internal mechanism, the inside and internal mechanism's of external mechanism external connection, the lower extreme of external mechanism is provided with thick cylinder, spacing groove rail has been seted up to thick cylinder's inner wall, thick cylinder's upper end is connected with the worm wheel install bin, the right-hand member of worm wheel install bin is connected with the worm install bin, and the right-hand member of worm wheel install bin communicates with the left end of worm install bin, the upper end of worm wheel install bin is connected with thin cylinder, swing joint has the screw lead screw in the thick cylinder, the lower extreme of screw lead screw is connected with spacing slider, the worm wheel install bin internal rotation is connected with the worm wheel, worm wheel and screw lead screw thread matching connection, the internal rotation of worm install bin is connected with the worm, the back connection of worm has interior hexagonal head. This adjustable rag screw has reached convenient to use, has replaced original needs to adjust mode many times repeatedly, labour saving and time saving to do benefit to allen key's use, the effect that the practicality is strong.

Description

Adjustable foundation screw

Technical Field

The utility model relates to a rag screw technical field specifically is an adjustable rag screw.

Background

The anchor screw commonly used in the wardrobe industry is characterized in that an inner tooth nut and an outer tooth nut are arranged at one end, close to the ground, of a side plate of the wardrobe, an anchor with a screw rod is matched for adjustment, if the height of the anchor screw is adjusted after the wardrobe is installed, the side plate is detached or lifted up to be adjusted, and after the wardrobe is adjusted, the side plate is placed again to be checked to be leveled, so that the anchor screw can be adjusted repeatedly, and time and labor are wasted.

The utility model with the patent publication number of CN207921063U discloses an adjustable foundation screw, which comprises a loop bar, a lead screw and a rotating piece, wherein the loop bar and the loop bar are both in a cylindrical structure, the lower end of the loop bar is in an open shape, the upper end of the loop bar is fixedly provided with a base, the base is sleeved with a rubber pad, the inside of the loop bar is provided with the lead screw, the lead screw is in a cylindrical structure, the lead screw is connected with the loop bar in a thread fit way, the bottom end of the lead screw is fixedly provided with a screw cap, the screw cap penetrates through the bottom surface of the loop bar and is movably arranged inside the loop bar, a foundation tooth groove is arranged at the circle of the bottom surface of the screw cap, the device can be adjusted inside a side plate in a concealed manner, an inner hexagonal helper can be used for realizing foundation height adjustment after a wardrobe is assembled, the use is convenient, and the original mode that the foundation adjustment needs to be repeated for many, time and labor are saved.

The utility model discloses a have certain advantage, but its structural defect that has, its hexagonal trench is located the device bottom, and this has just caused interior hexagonal spanner can only be in the local use that is close ground, is unfavorable for executing of hexagonal spanner to be exhibition, and the operation is convenient inadequately, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable rag screw has reached convenient to use, has replaced original needs to adjust mode many times repeatedly, labour saving and time saving to do benefit to allen key's use, the effect that the practicality is strong.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable foundation screw comprises an external mechanism and an internal mechanism, wherein the inside of the external mechanism is connected with the outside of the internal mechanism.

The external mechanism comprises thick cylinder, worm wheel install bin, worm install bin and thin cylinder, the lower extreme of external mechanism is provided with thick cylinder, spacing grooved rail has been seted up to thick cylinder's inner wall, thick cylinder's upper end fixedly connected with worm wheel install bin, the right-hand member fixedly connected with worm install bin of worm wheel install bin, just the right-hand member of worm wheel install bin communicates with the left end of worm install bin, the thin cylinder of upper end fixedly connected with of worm wheel install bin.

The internal mechanism comprises screw lead screw, spacing slider, worm wheel, cylinder, bearing, worm and interior hexagonal head, swing joint has the screw lead screw in the thick cylinder section of thick bamboo, the lower extreme fixedly connected with spacing slider of screw lead screw, just spacing slider sliding connection is in spacing grooved rail, the worm wheel install bin internal rotation is connected with the worm wheel, the equal fixedly connected with cylinder of last lower extreme of worm wheel, the threaded hole is seted up at the middle part of worm wheel, just the screw hole runs through two columniform from top to bottom, two the cylindrical outside is provided with the bearing to through the inner wall fixed connection of bearing and worm wheel install bin, the inside of worm install bin rotates and is connected with the worm, hexagonal head in the back fixedly connected with of worm.

Preferably, the threaded screw rod is in threaded matching connection with the worm wheel and the threaded hole in the cylinder, the threaded screw rod is movably connected with the inside of the thin cylindrical barrel, the upper end of the thin cylindrical barrel is open, and the upper end of the threaded screw rod penetrates through the upper end opening of the thin cylindrical barrel and extends upwards. When the worm wheel rotates, the threaded screw rod can be lifted up and down in the thin cylindrical barrel and the thick cylindrical barrel.

Preferably, the outer parts of the worm wheel and the worm are both provided with transmission teeth, and then the right end of the worm wheel is meshed with the left end of the worm in a matching mode. The worm wheel and the worm are meshed with each other to play a role in transmission.

Preferably, the surfaces of the thick cylindrical barrel, the worm wheel installation box, the worm installation box, the thin cylindrical barrel, the threaded screw rod, the limiting slide block, the worm wheel, the cylinder, the bearing, the worm and the hexagon socket head are all subjected to nickel plating treatment. The main function of nickel plating is rust prevention and the service life of each part is prolonged.

Preferably, the upper end of the threaded screw rod is fixedly connected with a rubber pad. The buffer protection function is realized.

Compared with the prior art, the beneficial effects of the utility model are that:

this adjustable rag screw not only can implement the lower margin height through an interior hexagonal wrench and adjust through setting up outside mechanism and internal mechanism, and convenient to use has replaced original needs to adjust mode many times repeatedly, labour saving and time saving, and the device does not have the limitation in the comparison file moreover for the interior hexagonal head of connecting interior hexagonal wrench is obviously higher than ground, the use of the interior hexagonal wrench of being convenient for, and the operation is convenient and practical more.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the thick cylindrical tube of the present invention;

FIG. 3 is a schematic view of the external back structure of the present invention;

fig. 4 is a schematic side view of the present invention.

In the figure: 1 external mechanism, 101 thick cylindrical barrel, 102 worm wheel installation box, 103 worm installation box, 104 thin cylindrical barrel, 105 limit groove rail, 2 internal mechanism, 201 screw lead screw, 202 limit slide block, 203 worm wheel, 204 cylinder, 205 bearing, 206 worm and 207 hexagon socket head.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an adjustable foundation screw comprises an external mechanism 1 and an internal mechanism 2, wherein the inside of the external mechanism 1 is connected with the outside of the internal mechanism 2.

The external mechanism 1 is composed of a thick cylindrical barrel 101, a worm wheel installation box 102, a worm installation box 103 and a thin cylindrical barrel 104, the thick cylindrical barrel 101 is arranged at the lower end of the external mechanism 1, the thick cylindrical barrel 101 mainly has a limiting effect and limits the movement direction of the threaded screw rod 201 to enable the threaded screw rod 201 to lift up and down only, a limiting groove rail 105 is formed in the inner wall of the thick cylindrical barrel 101, the worm wheel installation box 102 is fixedly connected to the upper end of the thick cylindrical barrel 101 and used for accommodating a worm wheel 203, the worm installation box 103 is fixedly connected to the right end of the worm wheel installation box 102 and used for accommodating a worm 206, the right end of the worm wheel installation box 102 is communicated with the left end of the worm installation box 103, the thin cylindrical barrel 104 is fixedly connected to the upper end of the worm wheel installation box 102, and the thin cylindrical barrel 104 limits the upper end.

The internal mechanism 2 consists of a threaded screw rod 201, a limiting slide block 202, a worm wheel 203, a cylinder 204, a bearing 205, a worm 206 and a hexagon socket head 207, the surfaces of a thick cylindrical barrel 101, a worm wheel installation box 102, a worm installation box 103, a thin cylindrical barrel 104, the threaded screw rod 201, the limiting slide block 202, the worm wheel 203, the cylinder 204, the bearing 205, the worm 206 and the hexagon socket head 207 are all plated with nickel, so as to play a role in rust prevention and prolong the service life of each component, the threaded screw rod 201 is movably connected in the thick cylindrical barrel 101, the threaded screw rod 201 is a main component for realizing the lifting of the foundation screw, the lifting of the threaded screw rod 201 is that the foundation screw can lift, a rubber pad is fixedly connected at the upper end of the threaded screw rod 201, the limiting slide block 202 is fixedly connected at the lower end of the threaded screw rod 201, the limiting slide block 202 is slidably connected in the limiting groove rail 105, the worm screw 201 is prevented from rotating, a worm wheel 203 is rotationally connected in the worm wheel installation box 102, cylinders 204 are fixedly connected at the upper end and the lower end of the worm wheel 203, a threaded hole is formed in the middle of the worm wheel 203 and penetrates through the upper portion and the lower portion of the two cylinders 204, the threaded screw 201 is in threaded matching connection with the threaded holes in the worm wheel 203 and the cylinders 204, the threaded screw 201 is movably connected with the inner portion of the thin cylinder 104, the upper end of the thin cylinder 104 is opened, the upper end of the threaded screw 201 penetrates through the upper end opening of the thin cylinder 104 and extends upwards, bearings 205 are arranged on the outer portions of the two cylinders 204 and are fixedly connected with the inner wall of the worm wheel installation box 102 through the bearings 205, the worm wheel 203 can rotate in the worm wheel installation box 102 through the cylinders 204 and the bearings 205, a worm 206 is rotationally connected in the worm wheel installation box 103, transmission teeth are arranged on the outer portions of the worm wheel 203, worm wheel 203 and worm 206 are drive disk assembly, play driven effect, and hexagon socket head 207 in the back fixedly connected with of worm 206, hexagon socket head 207 can cooperate the hexagon socket head spanner to use, when rotating hexagon socket head spanner, can make inside drive disk assembly motion, and then make screw thread lead screw 201 oscilaltion. Through setting up external mechanism 1 and internal mechanism 2, not only can implement lower margin height through an interior hexagonal wrench and adjust, convenient to use has replaced original needs to adjust mode many times repeatedly, labour saving and time saving, and the device does not have the limitation among the comparison document moreover for interior hexagonal head 207 of connecting interior hexagonal wrench is obviously higher than ground, the use of the interior hexagonal wrench of being convenient for, and the operation is convenient and practical more.

When the adjustable height adjusting device is used, the inner hexagonal wrench is inserted into the inner hexagonal head 207, the inner hexagonal wrench is rotated to drive the worm 206 to rotate, the worm 206 drives the worm wheel 203 to rotate, the worm wheel 203 is in threaded matching connection with the threaded screw rod 201, the threaded screw rod 201 is provided with the limiting slide block 202, and then the threaded screw rod 202 can ascend or descend, so that height adjustment is achieved.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable rag screw, includes external mechanism (1) and internal mechanism (2), its characterized in that: the inside of the external mechanism (1) is connected with the outside of the internal mechanism (2);

the external mechanism (1) comprises a thick cylindrical barrel (101), a worm wheel installation box (102), a worm installation box (103) and a thin cylindrical barrel (104), the thick cylindrical barrel (101) is arranged at the lower end of the external mechanism (1), a limiting groove rail (105) is formed in the inner wall of the thick cylindrical barrel (101), the worm wheel installation box (102) is fixedly connected to the upper end of the thick cylindrical barrel (101), the worm installation box (103) is fixedly connected to the right end of the worm wheel installation box (102), the right end of the worm wheel installation box (102) is communicated with the left end of the worm installation box (103), and the thin cylindrical barrel (104) is fixedly connected to the upper end of the worm wheel installation box (102);

the inner mechanism (2) consists of a threaded lead screw (201), a limiting slide block (202), a worm wheel (203), a cylinder (204), a bearing (205), a worm (206) and an inner hexagonal head (207), the inside of the thick cylindrical barrel (101) is movably connected with the threaded lead screw (201), the lower end of the threaded lead screw (201) is fixedly connected with the limiting slide block (202), the limiting slide block (202) is connected in a limiting groove rail (105) in a sliding manner, the worm wheel installation box (102) is connected with the worm wheel (203) in a rotating manner, the upper end and the lower end of the worm wheel (203) are fixedly connected with the cylinder (204), the middle part of the worm wheel (203) is provided with a threaded hole, the threaded hole penetrates through the upper part and the lower part of the two cylinders (204), the bearings (205) are arranged outside the two cylinders (204) and are fixedly connected with the inner wall of the worm, the inside of worm install bin (103) rotates and is connected with worm (206), hexagonal head (207) in the back fixedly connected with of worm (206).

2. An adjustable anchor screw according to claim 1, wherein: threaded screw rod (201) and worm wheel (203), the screw thread matching connection on cylinder (204), just threaded screw rod (201) and the inside swing joint of thin cylinder (104), the upper end opening of thin cylinder (104), the upper end of threaded screw rod (201) passes the upper end opening of thin cylinder (104) and upwards extends.

3. An adjustable anchor screw according to claim 1, wherein: the outer parts of the worm wheel (203) and the worm (206) are both provided with transmission teeth, and then the right end of the worm wheel (203) is meshed with the left end of the worm (206) in a matching mode.

4. An adjustable anchor screw according to claim 1, wherein: the surface of the thick cylindrical barrel (101), the worm wheel installation box (102), the worm installation box (103), the thin cylindrical barrel (104), the threaded screw rod (201), the limiting slide block (202), the worm wheel (203), the cylinder (204), the bearing (205), the worm (206) and the hexagon socket head (207) are all subjected to nickel plating treatment.

5. An adjustable anchor screw according to claim 1, wherein: the upper end of the threaded screw rod (201) is fixedly connected with a rubber pad.