CN217954917U

CN217954917U - Lifting type pressing plate fixing structure

Info

Publication number: CN217954917U
Application number: CN202221689227.8U
Authority: CN
Inventors: 杨少宏
Original assignee: Big Whale Interactive Technology Dongguan Co ltd
Current assignee: Big Whale Interactive Technology Dongguan Co ltd
Priority date: 2022-07-02
Filing date: 2022-07-02
Publication date: 2022-12-02
Anticipated expiration: 2032-07-02

Abstract

The utility model relates to the technical field of watch disassembly and assembly, in particular to a lifting type pressing plate fixing structure, which comprises a screw rod, a nut and a pressing plate fixing component movably arranged on the screw rod, wherein the lower end of the nut is abutted against the upper end of the pressing plate fixing component; the inside wall of nut is equipped with spiral helicine first recess, the lateral wall of screw rod is equipped with the second recess that corresponds with first recess, the groove is established with the opening laminating formation of second recess to the opening of first recess, it has at least one smooth accessory to hold the inslot swing joint of establishing. An object of the utility model is to provide an over-and-under type clamp plate fixed knot constructs, through unique structural design, realizes the same effect with traditional spiro union structure when hiding the screw thread of screw rod.

Description

Lifting type pressing plate fixing structure

Technical Field

The utility model relates to a wrist-watch dismouting technical field, concretely relates to over-and-under type clamp plate fixed knot constructs.

Background

At present, a rod body of a cylinder with a spiral groove cut on the outer surface or a cone with a conical spiral groove cut on the outer surface is generally called a screw rod, meanwhile, a part of the cylinder with the spiral groove cut on the inner surface or the cone with the conical spiral groove cut on the inner surface is called a nut, and the screw rod and the nut are matched to form a threaded connection structure for converting rotary motion into linear motion. Generally, the screw thread of the screw is exposed, and it is difficult to avoid the damage to the screw thread from the outside and the influence.

Disclosure of Invention

In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide an over-and-under type clamp plate fixed knot constructs through unique structural design, realizes the same effect with traditional spiro union structure when hiding the screw thread of screw rod.

The utility model discloses a realize through following technical scheme:

a lifting type pressing plate fixing structure comprises a screw rod, a nut and a pressing plate fixing component movably arranged on the screw rod, wherein the lower end of the nut is abutted against the upper end of the pressing plate fixing component; the inside wall of nut is equipped with spiral helicine first recess, the lateral wall of screw rod is equipped with the second recess that corresponds with first recess, the opening of first recess forms with the opening laminating of second recess and holds and establishes the groove, hold and establish inslot swing joint and have at least one smooth accessory or at least one rolling member.

The lifting type pressing plate fixing structure further comprises an elastic piece acting on the lower end of the pressing plate fixing component.

The nut is characterized in that a mounting hole communicated with the first groove is formed in one side of the nut, the rolling piece is a ball, and the diameter of the mounting hole is larger than that of the rolling piece; the mounting hole is detachably provided with a sealing plug; the diameter of the rolling part or the rolling parts is adapted to the aperture of the accommodating groove.

The outer side wall of the nut is provided with first anti-slip threads.

Wherein, the nut is arranged at the upper end of the first groove and is provided with a sealing ring.

The clamping device comprises a clamping plate fixing assembly and a clamping plate, wherein the clamping plate fixing assembly comprises a base, a moving part, an adjusting part and a clamping plate, a third groove is further formed in one side of the base, the base is arranged on the screw in a sliding mode, one end of the clamping plate and the adjusting part are arranged in the third groove in a protruding mode, the adjusting part is further used for driving the adjusting part to move so that the adjusting part and the side wall of the third groove can mutually press one end of the clamping plate, and second anti-skidding threads are formed in the upper end of the adjusting part.

Wherein, the one end of clamp plate still is equipped with the hole of stepping down that is used for stepping down to the adjustment member.

The lower end of the base is provided with a first positioning groove communicated with the third groove, and the fixing piece is provided with a positioning lug which is used for abutting against the first positioning groove.

The side wall of the base is provided with a blind hole communicated with the first positioning groove, an elastic positioning pin is arranged in the blind hole, and the elastic positioning pin is used for abutting against the positioning convex block.

The side wall array of the screw rod is provided with a plurality of vertical second positioning grooves, and the pressing plate fixing assembly is provided with a spring ball plunger which is used for being connected with the second positioning grooves in a clamped mode.

The utility model has the advantages that:

the utility model discloses a hidden spiro union structure of screw thread, the lateral wall that is equipped with spiral helicine first recess and screw rod through the inside wall at the nut is equipped with the second recess that corresponds with first recess, first recess forms with the cooperation of second recess and holds and establishes the groove, hold simultaneously and establish inslot swing joint and have a plurality of sliding parts, when twisting the nut, sliding part can contradict respectively in the upper end of second recess or the lower extreme of second recess according to the direction of twisting of nut, because sliding part can't follow the more distant removal of second recess again, sliding part's the rotation of making relative rest in holding and establishing the groove simultaneously, the nut then does and reciprocates under sliding part's effect, thereby realize the effect the same with traditional spiro union structure. Because the utility model discloses a screw rod does not have the screw thread to expose, can furthest play guard action, increase of service life to screw thread and operating personnel when accomplishing that the appearance is more pleasing to the eye.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a cross-sectional view of the screw and nut.

Fig. 3 is an exploded view of the screw and nut.

Fig. 4 is a schematic structural view of the pressure plate fixing assembly.

Fig. 5 is an exploded view of the platen retention assembly.

Reference numerals

A nut-100, a first groove-101, a mounting hole-102, a sealing plug-103, a sealing ring-104,

a screw-200, a second groove-201, a second positioning groove-202,

accommodating grooves-300, rolling members-301,

a pressing plate fixing component-400, a base-401, a movable piece-402, an adjusting piece-403, a third groove-404, a pressing plate-405, a relief hole-406, a second anti-skid thread-407, a first positioning groove-408, a positioning lug-409, an elastic positioning pin-410, a spring ball plunger-411,

elastic member-500.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed 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. 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 order to solve the above technical problems, the present embodiment discloses a fixing structure of a lifting pressing plate 405, the structure of which is shown in fig. 1 to 5, the fixing structure of the lifting pressing plate 405 includes a screw 200 and a nut 100, the outer side wall of the nut 100 is provided with a first anti-slip thread, so as to increase the operation hand feeling of the nut 100; the lower end of the nut 100 butts against the upper end of the pressing plate 405 fixing component 400; the inner side wall of the nut 100 is provided with a spiral first groove 101, the outer side wall of the screw rod 200 is provided with a second groove 201 corresponding to the first groove 101, an opening of the first groove 101 is attached to an opening of the second groove 201 to form an accommodating groove 300, and at least one sliding part or at least one rolling part 301 is movably connected in the accommodating groove 300; the fixing structure of the lifting type pressing plate 405 further comprises a pressing plate 405 fixing component 400 movably arranged on the screw 200 and an elastic member 500 acting on the lower end of the pressing plate 405 fixing component 400, the elastic member 500 is preferably a spring, and the lower end of the nut 100 abuts against the upper end of the pressing plate 405 fixing component 400.

In this embodiment, a spiral first groove 101 is formed in an inner side wall of the nut 100, a second groove 201 corresponding to the first groove 101 is formed in an outer side wall of the screw rod 200, the first groove 101 and the second groove 201 are matched to form a containing groove 300, and at least one sliding part or at least one rolling part 301 is movably connected in the containing groove 300, when the nut 100 is screwed, the sliding part or the rolling part 301 respectively butts against an upper end of the second groove 201 or a lower end of the second groove 201 according to a screwing direction of the nut 100, because the sliding part or the rolling part 301 cannot move farther along the second groove 201, the sliding part slides relatively still in the containing groove 300 or the rolling part 301 rotates relatively still in the containing groove 300, and the screw rod 200 moves up and down under the action of the sliding part or the rolling part 301, thereby achieving a lifting driving effect similar to that of the conventional screw rod 200. Because the utility model discloses a screw rod 200 does not have the screw thread to expose, can furthest play the guard action to the screw thread when accomplishing that the appearance is more pleasing to the eye, increase of service life.

Further, one side of the nut 100 is provided with a mounting hole 102 communicated with the first groove 101, and the diameter of the mounting hole 102 is larger than the diameter of the sliding fitting. Preferably, the rolling member 301 in this embodiment is a ball, and the ball can roll along the inside of the accommodating groove 300; the sliding part is an arc-shaped cylinder structure which can slide along the inside of the accommodating groove 300; in addition, a sealing plug 103 can be detachably arranged at the mounting hole 102, the ball can enter and exit from the mounting hole 102, the ball is convenient to replace or maintain, and the sealing plug 103 can prevent the sliding part from rolling out of the mounting hole 102; in addition, at the upper end of the first groove 101, the nut 100 is provided with a sealing ring 104, and the sealing degree between the nut 100 and the stud can be increased by the sealing ring 104.

Further, the diameter of the sliding fitting is adapted to the aperture of the accommodating groove 300, so that when the nut 100 rotates, the sliding fitting is always attached to the inner side of the accommodating groove 300, looseness is avoided, and the stability of the nut 100 in matching with the screw rod 200 is improved.

Specifically, the pressing plate 405 fixing component 400 comprises a base 401, a pressing plate 405, a moving member 402 and an adjusting member 403, the base 401 is slidably disposed on the screw rod 200, a third groove 404 is further disposed on one side of the base 401, the third groove 404 is further disposed on one side of the base 401, one end of the pressing plate 405 and the adjusting member 403 protrude into the third groove 404, and the adjusting member 403 is further used for driving the moving member 402 to move so that the upper ends of the moving member 402 and the third groove 404 respectively press one end of the pressing plate 405.

Specifically, the pressing plate 405 fixing assembly 400 of the present embodiment can adjust the position of the movable member 402 by operating the adjusting member 403, so that the base 401 can be installed with cover plates of different sizes, which is more easily popularized.

In this embodiment, the adjusting member 403 is preferably a screw, and a second anti-slip thread 407 is disposed at an upper end of the adjusting member 403, so as to facilitate screwing the adjusting member 403; in addition, one end of the pressing plate 405 is further provided with a yielding hole 406, and the yielding hole 406 is used for locating the installation of the pressing plate 405 while being used for yielding the adjusting piece 403.

Further, a first positioning groove 408 communicated with the third groove 404 is formed in the lower end of the base 401, a positioning lug 409 used for abutting against the first positioning groove 408 is formed in the movable member 402, and the movable member 402 can be conveniently positioned by the positioning lug 409; in addition, the side wall of the base 401 is provided with a blind hole communicated with the first positioning groove 408, an elastic positioning pin 410 is arranged in the blind hole, the elastic positioning pin 410 is used for abutting against the positioning bump 409, after the movable piece 402 compresses the pressing plate 405, the movable piece 402 can simultaneously press the elastic positioning pin 410, and the elastic positioning pin 410 applies a reaction force to the movable piece 402, so that the movable piece 402 is more stably installed.

Specifically, the lateral wall array of screw rod 200 is provided with a plurality of vertical second constant head tanks 202, the fixed subassembly 400 of clamp plate 405 is equipped with the spring bulb plunger 411 that is used for with second constant head tank 202 joint, and spring bulb plunger 411 sets up in base 401 promptly, through the cooperation of spring bulb plunger 411 with second constant head tank 202, can play the guide effect to the lift of the fixed subassembly 400 of clamp plate 405, can also change the direction of the fixed subassembly 400 of clamp plate 405 simultaneously, convenient operation.

Further, the lower end face of the base 401 is coated with a flexible lubricating material, so that damage caused by hard friction between the base 401 and the elastic member 500 is avoided.

Further, a lubricating and wear-resisting structure is embedded at the joint of the base 401 and the screw rod 200, and the structure is usually a copper sleeve or a graphite copper sleeve, so that the service life of the fixing structure is prolonged.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a over-and-under type clamp plate fixed knot constructs which characterized in that: the device comprises a screw rod, a nut and a pressing plate fixing component movably arranged on the screw rod, wherein the lower end of the nut is abutted against the upper end of the pressing plate fixing component; the inside wall of nut is equipped with spiral helicine first recess, the lateral wall of screw rod is equipped with the second recess that corresponds with first recess, the opening of first recess forms with the opening laminating of second recess and holds and establishes the groove, hold and establish inslot swing joint and have at least one smooth accessory or at least one rolling member.

2. The elevating platen fixing structure of claim 1, wherein: the lifting type pressing plate fixing structure further comprises an elastic piece acting on the lower end of the pressing plate fixing component.

3. The elevating platen fixing structure according to claim 1, wherein: one side of the nut is provided with a mounting hole communicated with the first groove, the rolling piece is a ball, and the diameter of the mounting hole is larger than that of the rolling piece; the mounting hole is detachably provided with a sealing plug; the diameter of the rolling part or the rolling parts is adapted to the aperture of the accommodating groove.

4. The elevating platen fixing structure according to claim 1, wherein: the outer side wall of the nut is provided with first anti-skidding threads.

5. The elevating platen fixing structure according to claim 1, wherein: and the nut is positioned at the upper end of the first groove and is provided with a sealing ring.

6. The elevating platen fixing structure according to claim 1, wherein: the pressing plate fixing assembly comprises a base, a moving part, an adjusting part and a pressing plate, a third groove is further formed in one side of the base, the base is arranged on the screw in a sliding mode, one end of the pressing plate and the adjusting part extend into the third groove in a protruding mode, the adjusting part is further used for driving the moving part to move so that the moving part and the upper end of the third groove respectively compress one end of the pressing plate, and second anti-skidding patterns are arranged at the upper end of the adjusting part.

7. The elevating platen fixing structure according to claim 6, wherein: one end of the pressing plate is also provided with a yielding hole for yielding the adjusting piece.

8. The elevating platen fixing structure of claim 6, wherein: the lower extreme of base is equipped with the first positioning groove with the third recess intercommunication, the moving part is equipped with the location lug that is used for contradicting with first positioning groove.

9. The elevating platen fixing structure according to claim 8, wherein: the lateral wall of base is equipped with the blind hole with first constant head tank intercommunication, be provided with the elastic locating pin in the blind hole, the elastic locating pin is used for conflicting location lug.

10. The elevating platen fixing structure of claim 1, wherein: the lateral wall array of screw rod is provided with a plurality of vertical second constant head tanks, the fixed subassembly of clamp plate is equipped with the spring bulb plunger that is used for with the second constant head tank joint.