Transverse stable type nut and screw elevator capable of giving way

Abstract

The utility model relates to the technical field of mechanical parts, in particular to a transverse stable nut-screw elevator capable of avoiding, which comprises a screw and a support rod fixedly connected with the outer wall of the screw, an outer meshing layer is arranged on the outer wall of the screw, a nut meshed with the outer meshing layer is arranged on the outer wall of the screw, and the support rod is fixedly connected with the screw. The nut comprises a nut body and a nut inner cavity penetrating through the upper end and the lower end of the nut body, a through groove with the same inclination angle as the outer meshing layer of the screw rod is formed in the nut body in a penetrating mode, the through groove is of a spiral groove structure extending from top to bottom along the nut body, and a plurality of transverse stabilizing rods are arranged outside the screw rod. The outer wall of the transverse stabilizer bar is attached to the outer wall of the nut body, limiting boxes are movably clamped to the upper end and the lower end of the transverse stabilizer bar, rotating shafts are movably clamped in the limiting boxes, the transverse stabilizer bar is fixedly arranged on the rotating shafts in a sleeving mode, and open grooves allowing the threaded rod and the supporting rod to penetrate through are formed in the upper face and the lower face of each limiting box in a penetrating mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical parts technical field, concretely relates to a transverse stable type nut screw rod elevator that can give way. BACKGROUND

[0002] The nut is a part that is screwed together with the bolt or screw rod to fasten, and the nut screw rod fixing structure is formed by the engagement of the nut and the screw rod, the inner wall of the nut is provided with an inner thread layer, the outer engagement layer of the outer wall of the screw rod or bolt is engaged with the inner thread layer of the inner wall of the nut to screw the nut into and fix it on the outer wall of the screw rod or bolt, and the depth of the screwing of the nut can be adjusted by rotating, the fixing effect of the screwed nut is good, the screwing and taking out are simple, and the use is flexible.

[0003] Although the above-mentioned prior art can solve the corresponding technical problems, there are still some defects: in order to keep the screw rod in an upright state, a support rod is often arranged at the middle section of the screw rod to keep it upright, and after the existing nut is screwed into the screw rod, it cannot continue to rotate through the position where the support rod is connected with the screw rod, if it is necessary to pass through the position where the support rod is connected with the screw rod, the nut needs to be screwed in from the other end of the screw rod or the support rod needs to be removed, and the steps are more, and the operation is very inconvenient, meanwhile, after being screwed into the screw rod, the nut is easily extruded by the outer wall of the screw rod and subjected to a relative transverse force, which can easily cause the nut to be deformed by the transverse force, and affect the engagement effect between the nut and the screw rod, and the tooth slipping phenomenon is easy to occur. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at the defects and deficiencies of the prior art, and provides a transverse stable type nut screw rod elevator that can give way, which has high transverse stability and few operation steps when passing through the support rod.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a transverse stable type nut screw rod elevator that can give way, including a screw rod and a support rod fixedly connected with the outer wall of the screw rod, the outer wall of the screw rod is provided with an outer engagement layer, the outer wall of the screw rod is provided with a nut engagedly connected with the outer engagement layer, the nut includes a nut body and a nut inner cavity penetrating the upper and lower ends of the nut body, the nut body is provided with a through groove penetrating the nut body and having the same angle of inclination as the outer engagement layer of the screw rod, the through groove is a helical groove structure extending from top to bottom along the nut body, the screw rod is externally provided with a plurality of transverse stabilizing rods, the outer wall of the transverse stabilizing rod is attached to the outer wall of the nut body, the upper and lower ends of the transverse stabilizing rod are movably clamped with a limiting box, a rotating shaft is movably clamped in the limiting box, the transverse stabilizing rod is fixedly sleeved on the rotating shaft, and the upper and lower surfaces of the limiting box are provided with grooves through which the screw rod and the support rod can pass.

[0006] Further improvement is that the transverse stabilizer rod comprises a limiting column fixedly connected with the outer wall of the rotating shaft and abutting with the outer wall of the nut body.

[0007] Further improvement is that the outer wall of the nut body is provided with a plurality of positioning tooth blocks, and the outer wall of the limiting column is provided with a plurality of tooth grooves capable of engaging with the positioning tooth blocks.

[0008] Further improvement is that the rotating shaft is provided with a rotating motor at the center of the end portion.

[0009] Further improvement is that the top surface of the nut body is provided with an upper flat piece.

[0010] Further improvement is that the bottom surface of the nut body is provided with a lower flat piece.

[0011] Further improvement is that the limiting box is further provided with a side protection plate.

[0012] After the above technical scheme is adopted, the nut body of the fixing structure is provided with a through groove penetrating through the outer wall, and the angle of the slope of the outer engagement layer of the screw rod is the same as that of the through groove, so that in the rotating process, if the nut reaches the position of the supporting rod on the screw rod, the supporting rod can enter the through groove, and with the rotation of the nut, the supporting rod moves relative to the nut body through the through groove, the nut body passes through the supporting rod through the through groove, the passing property of the nut is greatly improved, the nut does not need to be disassembled and rotated into the screw rod from the other end, the operation is convenient, and at the same time, in the rotating process, the transverse stabilizer rod limits the transverse deformation of the nut caused by the transverse force, guarantees the engagement effect between the nut and the screw rod, and avoids the generation of the tooth slipping phenomenon. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0014] Figure 1 is a structural schematic view of the fixing structure of the present application in elevation view;

[0015] Figure 2 is a structural schematic view of the nut of the present application in elevation view;

[0016] Figure 3 is a structural schematic view of the nut of the present application in elevation view;

[0017] Figure 4 is a structural schematic view of the nut of the present application in elevation view;

[0018] Figure 5 is the structure diagram of the nut of the utility model. DETAILED DESCRIPTION

[0019] The utility model will be further explained in connection with the drawings and specific embodiments.

[0020] Referring to Figures 1-5The technical scheme adopted in the specific embodiment is shown as follows: a lateral stable nut screw elevator capable of allowing displacement, comprising a screw rod 100 and a supporting rod 200 fixedly connected with the outer wall of the screw rod 100, the outer wall of the screw rod 100 is provided with an outer meshing layer 101, the outer wall of the screw rod 100 is provided with a nut in meshing connection with the outer meshing layer 101, the nut comprises a nut body 1 and a nut inner cavity 3 penetrating the upper and lower ends of the nut body 1, the nut body 1 is provided with a through groove 2 penetrating the nut body 1, the angle of the slope of the through groove 2 is the same as that of the outer meshing layer 101 of the screw rod 100, the through groove 2 is a spiral groove structure extending from top to bottom along the nut body 1, the screw rod 100 is externally provided with a plurality of lateral stabilizing rods 300, the lateral stabilizing rod 300 comprises a limiting column 301 fixedly connected with the outer wall of a rotating shaft 401 and externally abutting against the outer wall of the nut body 1, the outer wall of the lateral stabilizing rod 300 abuts against the outer wall of the nut body 1, the upper and lower ends of the lateral stabilizing rod 300 are movably clamped with a limiting box 400, the limiting box 400 is movably clamped with the rotating shaft 401, the lateral stabilizing rod 300 is fixedly sleeved on the rotating shaft 401, the limiting box 400 is provided with a groove penetrating the upper and lower faces and capable of allowing the screw rod 100 and the supporting rod 200 to pass through, in use, the nut body 1 is screwed into the screw rod 100, the nut inner cavity 3 of the nut body 1 is engaged with the through groove 2 to bite the outer meshing layer 101 of the screw rod 100, and rotation can make the nut body 1 move along the outer meshing layer 101 of the screw rod 100, when the nut body 1 moves to the position of the supporting rod 200 on the screw rod 100, the supporting rod 200 can be clamped into the through groove 2 provided on the nut body 1, because the angle of the slope of the through groove 2 is the same as that of the outer meshing layer 101 of the screw rod 100 matched with the nut, the supporting rod 200 on the screw rod 100 can relatively move with the nut body 1 through the through groove 2 without being clamped without moving, the nut body 1 passes through the supporting rod 200 through the through groove 2, and the passing property of the nut is greatly improved, when the nut is moved, the nut body does not need to be disassembled and screwed into the screw rod 100 from the other end, the operation is convenient, meanwhile, if the nut body 1 is expanded outwardly due to the lateral force generated by the protrusion or rotation centrifugal force on the screw rod 100 during rotation, the limiting column 301 of the lateral stabilizing rod 300 abutting against the nut body 1 can resist the lateral force to prevent the lateral expansion deformation of the nut body 1, the engagement effect between the nut body 1 and the screw rod 100 is ensured, and the tooth slipping phenomenon is avoided, meanwhile, the limiting box 400 provided on the upper and lower ends of the lateral stabilizing rod 300 and the groove capable of allowing the screw rod 100 to pass through are matched to make the nut body 1 move while the upper and lower ends of the nut body 1 press the limiting box 400 to drive the lateral stabilizing rod 300 connected through the rotating shaft 401 to move synchronously, and the lateral stabilizing rod 300 can always be located outside the nut body 1 and engaged with the nut body 1 to maintain the stability effect.

[0021] The outer wall of the nut body 1 is provided with a plurality of positioning tooth blocks 10, the outer wall of the limiting column 301 is provided with a plurality of tooth grooves 302 which can engage with the positioning tooth blocks 10, and the nut body 1 is engaged with the limiting column 301 in the rotating process by the cooperation of the positioning tooth blocks 10 and the tooth grooves 302, so that the fitting degree between the two is better, and the limiting effect of the limiting column 301 is better.

[0022] The end of the rotating shaft 401 is provided with a rotating motor 304, which drives the limiting column 301 to rotate, cooperates with the positioning tooth blocks 10 and the tooth grooves 302 to automatically rotate the nut body 1, and further does not need to manually rotate the nut body 1, so that the degree of automation is higher.

[0023] The top surface of the nut body 1 is provided with an upper flat piece 6, which makes the upper surface of the nut body 1 more flat, and prevents the difficulty of installation or disassembly caused by protrusion.

[0024] The bottom surface of the nut body 1 is provided with a lower flat piece 5, which makes the lower surface of the nut body 1 more flat, and prevents the difficulty of installation or disassembly caused by protrusion.

[0025] The edge of the limiting box 400 is further provided with a side protection plate 402, which improves the protection effect of the transverse stabilizing rod 300 and the nut.

[0026] The working principle of the utility model is: when the utility model is used, the nut body 1 is rotated into the screw rod 100, the nut inner cavity 3 of the nut body 1 is engaged with the outer engagement layer 101 of the screw rod 100 through the groove 2, and rotation can make the nut body 1 move along the outer engagement layer 101 of the screw rod 100; when the nut body 1 moves to the position of the supporting rod 200 on the screw rod 100, the supporting rod 200 can be clamped into the groove 2 provided on the nut body 1 at this time; since the angle of the slope of the groove 2 and the outer engagement layer 101 of the screw rod 100 matched with the nut is the same, the supporting rod 200 on the screw rod 100 can relatively move with the nut body 1 through the groove 2 without being stuck during the rotation of the nut body 1; the nut body 1 passes through the supporting rod 200 through the groove 2, and the nut passing property is greatly improved; when the nut is moved, the nut body does not need to be disassembled from the screw rod 100 and rotated from the other end, and the operation is convenient; meanwhile, if the nut body 1 is expanded outwardly due to the transverse force generated by the protrusion or rotation centrifugal force on the screw rod 100 during the rotation of the nut body 1, the limiting column 301 of the transverse stabilizing rod 300 matched with the nut body 1 can resist the transverse force and prevent the transverse expansion deformation, so that the engagement effect between the nut body 1 and the screw rod 100 is guaranteed, and the tooth slipping phenomenon is avoided.

[0027] The utility model wants to protect is the structure of product, the model of each element is not the content of the utility model protection, is also the known art, the market can be as a kind of selection application to the element that can realize the above-mentioned function of the utility model. Therefore the model of element and other parameters are not described in detail in the utility model. The contribution of the utility model is to combine each element scientifically together.

[0028] The basic principle and main features of the utility model and its advantages are shown and described above, and those skilled in the art should understand that the utility model is not limited by the above examples. The above examples and descriptions are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements. These changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the attached claims and their equivalents. The utility model is not described in detail, which is the known technology of those skilled in the art.

Claims

1. A displaceable transverse stabilised nut and screw elevator characterised in that: The utility model provides a screw rod (100) and support rod (200) fixed connection with screw rod (100) outer wall, screw rod (100) outer wall is equipped with outer meshing layer (101), screw rod (100) outer wall is equipped with nut with outer meshing layer (101) meshing connection, the nut includes nut body (1) and nut inner cavity (3) that penetrates the upper and lower end of nut body (1), nut body (1) penetrates and is equipped with the same angle of passing groove (2) with the inclination of outer meshing layer (101) of screw rod (100), the passing groove (2) is the helical groove structure that extends from top to bottom along nut body (1), screw rod (100) is equipped with a plurality of lateral stabilizer bars (300) outward, the lateral stabilizer bar (300) outer wall is pasted with the outer wall of nut body (1), the upper and lower end of lateral stabilizer bar (300) is movably clamped with limit box (400), the limit box (400) is movably clamped with pivot (401) in, lateral stabilizer bar (300) is fixedly sleeved on pivot (401), the upper and lower surface of limit box (400) is penetrated and is equipped with the slot that can make screw rod (100) pass through with support rod (200).

2. A yieldable transverse stabilizing nut screw elevator according to claim 1, characterized in that: The lateral stabilizer bar (300) includes a limiting column (301) fixedly connected with the outer wall of the pivot (401) and having an outer wall pasted with the outer wall of the nut body (1).

3. A yieldable transverse stabilizing nut screw elevator according to claim 2, wherein: The outer wall of the nut body (1) is provided with a plurality of positioning tooth blocks (10), and the outer wall of the limiting column (301) is provided with a plurality of tooth grooves (302) engageable with the positioning tooth blocks (10).

4. A yieldable transverse stabilizing nut screw elevator according to claim 1, wherein: The end of the pivot (401) is provided with a rotary motor (304).

5. A yieldable transverse stabilizing nut screw elevator according to claim 1, wherein: The top surface of the nut body (1) is provided with an upper flat piece (6).

6. A yieldable transverse stabilizing nut screw elevator according to claim 1, wherein: The bottom surface of the nut body (1) is provided with a lower flat piece (5).

7. A yieldable transverse stabilizing nut screw elevator according to claim 1, wherein: The edge of the limit box (400) is further provided with a side protection plate (402).

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