CN112097016A - Adjustable supporting device - Google Patents

Abstract

The invention discloses an adjustable supporting device, which comprises: a first adjustment member; the second adjusting piece, the contact piece and the fixing and fixing screw; the second adjusting piece is in threaded connection with the first adjusting piece, and the contact piece is movably connected with the second adjusting piece. The first adjusting piece is provided with a step hole and an adjusting part, and the inner surface of the step hole is provided with threads; the second regulating part comprises a threaded body, one end of the body is provided with a rotating clamping part, the other end of the rotating clamping part is clamped with an elastic clamp spring, and the outer diameter of the rotating clamping part is larger than that of the first regulating part. The end surface of the rotating clamping part is provided with a spherical bulge, the center of the body is provided with a channel penetrating through the two ends, and the inner surface of the channel is provided with threads; the contact piece is provided with a groove, the groove is matched with the spherical protrusion, and a channel penetrating through two ends of the contact piece is arranged in the center of the groove. Can directly convert into height adjustment through the rotation of screw thread, make the regulation very convenient.

Description

An adjustable support device

technical field

The present invention relates to the technical field of medical equipment, in particular to an adjustable support device.

Background technique

Medical equipment needs to be installed on a level surface. Some precision medical equipment requires higher level of installation. When installing medical equipment, a height adjustment device needs to be used for leveling.

Most of the existing height adjustment devices use a wedge height adjustment structure, and the wedge height adjustment structure is usually large in size, which is limited by the actual installation environment, making the installation extremely inconvenient.

Therefore, the prior art still needs to be further improved and improved.

SUMMARY OF THE INVENTION

In view of the above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide an adjustable support device for adjusting the height of the equipment so that the equipment is on a horizontal plane, aiming to solve the problem of the large volume of the existing height adjustment structure and the inconvenience of adjustment. Handy question.

An adjustable support device, comprising:

the first adjusting member;

a second adjusting member, the second adjusting member is screwed to the first adjusting member; and

a contact piece, the contact piece is movably connected with one end of the second regulating member away from the first regulating member.

In the above-mentioned adjustable support device, since the first adjusting member is threadedly connected with the second adjusting member, it can be directly converted into height adjustment through the rotation of the thread, so that the adjustment is very convenient, and at the same time, The contact piece is movably connected with the second adjustment piece, and when the second adjustment piece rotates, the contact piece can not slide relative to the object it contacts, and will not cause scratches to the object. In terms of structural composition, it only consists of three parts, namely the first adjusting part, the second adjusting part and the contact piece, the structure is relatively simple, it can be processed into a small volume, and it is suitable for use in a small space.

Optionally, in the adjustable support device, wherein the second adjustment member includes:

a body, the outer surface of the body is provided with threads adapted to the first adjusting member, the body is screwed to the first adjusting member through the threads, and

The rotating clamping part is fixed on the end of the main body away from the first adjusting member.

Optionally, in the adjustable support device, the first adjustment member includes a stepped hole, and an inner wall of the stepped hole is provided with a thread adapted to the second adjustment member.

Optionally, in the adjustable support device, wherein the first adjustment member further includes an adjustment portion, used for cooperating with an external component to block the rotation of the first adjustment member; the adjustment portion is provided at the first adjustment portion. on the side wall of the adjuster.

Optionally, in the adjustable support device, a first channel penetrating the body is provided along the axial direction of the body, and a thread is provided on the inner wall of the first channel;

The middle part of the groove is provided with a second channel penetrating through the contact piece.

Optionally, in the adjustable support device, the outer surface of the body is provided with a thread adapted to the first adjusting member; a protrusion is provided at the middle position of the top end of the rotating clamping portion;

The end surface of the contact piece facing the second regulating member is provided with a groove matching with the protrusion.

Optionally, in the adjustable support device, the adjustment portion is a circular through hole.

Optionally, in the adjustable support device, the adjustable support device further comprises a fixing screw, which is used to fit with the thread provided on the inner wall of the first channel.

Optionally, in the adjustable support device, the adjustable support device further includes a retaining spring, and the retaining spring is clamped on the outer side of the end of the body away from the rotating clamping portion.

Optionally, in the adjustable support device, the adjustable support device further comprises: a base plate and a fixing plate, the base plate is arranged at the bottom of the first adjusting member, and the fixing plate is arranged at the bottom of the first adjusting member. On the upper end surface of the contact sheet, the fixing screw passes through the contact sheet, the first adjusting member and the second adjusting member in sequence, and is screwed on the base plate.

Description of drawings

1 is a perspective view of an adjustable support device according to an embodiment of the present invention;

2 is a cross-sectional view of an adjustable support device according to an embodiment of the present invention;

3 is an exploded view of an adjustable support device provided by an embodiment of the present invention;

4 is a schematic structural diagram of a first regulating member provided by an embodiment of the present invention;

5 is a schematic structural diagram of a second adjusting member provided by an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a contact sheet provided by an embodiment of the present invention.

Detailed ways

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the related drawings. The preferred embodiments of the invention are shown in the accompanying drawings. However, the present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that a thorough and complete understanding of the present disclosure is provided.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

The existing height adjustment structures are mostly wedge block structures, which occupy a large volume and can only be adjusted in one direction, such as up and down adjustment in the vertical direction, to achieve height adjustment, but in other The adjustment cannot be achieved in the direction, such as the left and right directions, because there is no degree of freedom in other directions, when the device needs to be fine-tuned in the horizontal direction, it cannot be achieved.

Based on this, the present invention provides a solution that can solve the above-mentioned technical problems, the details of which will be described in the following embodiments.

Referring to FIG. 1 to FIG. 3 , as shown in the figures, an embodiment of the present invention provides an adjustable support device, which includes a first adjustment member 10 , a second adjustment member 20 and a contact piece 30 . Wherein, the first adjusting member 10 and the second adjusting member 20 are screwed together. Since the first adjustment member 10 and the second adjustment member 20 are connected by screw connection, the rotation of the thread can be directly converted into height adjustment, which simplifies the adjustment steps. The contact piece 30 is movably disposed on the non-connecting end of the second regulating member 20 and the first regulating member 10 . It is easy to understand that the contact piece 30 is used to contact other objects (supports), and its contact surface with the support is a smooth plane. When the second adjusting member 20 rotates, it will not rotate along with it, that is, it will not slide relative to the object in contact, thereby ensuring that the contact surface of the object will not be scratched.

In this embodiment, the first adjusting member 10 can be designed in a cylindrical shape with a thread inside, which can be regarded as an adjusting nut, and the second adjusting member 20 is connected to the first adjusting member 10 is used together, it can be regarded as an adjusting screw. Rotating the adjusting screw can cause relative movement relative to the adjusting nut.

Referring to FIG. 5 , in an implementation of this embodiment, the second adjusting member 20 includes: a main body 201 and a rotating clamping part 202 disposed at the end of the main body 201 , that is, the rotating clamping part 202 . The part 202 is fixed on the end of the body 201 away from the adjusting nut 10 . It should be noted that, the rotating clamping part 202 means that the second adjusting part 20 can be rotated by clamping this part during adjustment. For example, the rotating clamping portion 202 can be regarded as a hexagonal nut shape, which can be rotated by being clamped by a wrench.

In this embodiment, the outer diameter of the rotating clamping portion 202 is larger than the outer diameter of the first adjusting member 10 (adjusting nut). In use, it can be adjusted by using a common adjustable wrench. Therefore, the adjustable support device provided by the present invention has strong applicability.

In this embodiment, a protrusion 203 is further provided at the middle position of the end face of the rotating clamping portion 202 , that is, the protrusion 203 is located at the center of the rotating clamping portion 202 . Specifically, the protrusions 203 are spherical protrusions. The center position of the contact piece 30 is provided with a groove 301 adapted to the spherical protrusion. It is easy to understand that when the contact piece 30 cooperates with the spherical protrusion 203 through the groove 301 , the contact piece 30 can move around the spherical protrusion 203 in multiple directions, namely, It can be deflected according to the force, and can achieve effective level adjustment.

As shown in FIG. 4 , in an implementation manner of this embodiment, the first adjusting member 10 includes a stepped hole 101 . When assembled and used, the step of the step hole 101 faces the bottom of the first adjusting member 10 . It is easy to understand that a thread is provided on the inner side wall (inner surface) of the stepped hole 101 , and the thread matches the thread on the second adjusting member 20 .

In this embodiment, an adjusting portion 102 is further provided on the outer surface of the adjusting nut, and the adjusting portion 102 can be used to fix it. For example, the adjusting portion 102 is a circular hole. When the member 20 is installed, in order to prevent the first adjustment member 10 from rotating along with it, a screwdriver or a metal rod can be inserted into the circular hole, and the screwdriver or metal rod can be used to control it.

Further, the circular hole may be a circular through hole, and the circular through hole may be arranged near the bottom end of the adjusting nut, and two of the circular through holes may be symmetrically arranged.

5 and 6 , in an implementation of this embodiment, a first channel 204 is provided along the axial direction of the main body 201 , penetrating both ends of the main body 201 , that is, in the middle of the main body 201 . A channel, the inner surface of the channel 204 is provided with threads, and a second channel 302 penetrating the contact plate 30 is opened in the center of the groove 301 on the contact piece 30. The second channel 302 The same diameter as the first channel 204 . The contact piece 30 and the second adjusting member 20 can be fixed by using the fixing screws to pass through the second channel 302 and the first channel 204 .

In an implementation of this embodiment, the adjustable support device further includes a circlip 40, specifically, the circlip 40 is an elastic circlip, and the second adjustment member 20 (adjustment screw) There is a retaining spring installation slot 205 at the rear of the cam, the retaining spring 40 is clamped in the installation slot 205, and the retaining spring 40 is matched with the steps of the step hole 101, so that there will be no adjustment screw and adjustment due to misoperation. Danger of nut disengagement.

In an implementation of this embodiment, the adjustable support device further includes a base plate and a fixing plate that are used in conjunction with each other. The base plate is disposed on the bottom of the first adjusting member 10 , the fixing plate is disposed on the upper end surface of the contact piece 30 , and the fixing screw passes through the contact piece 30 and the second adjusting piece 20 in sequence. and the first adjusting member 10, which is screwed on the base plate.

For example, four adjustable supports as described above, a base plate and a fixing plate (through holes for fixing fixing screws to pass through are provided at the four corners of the base plate and the fixing plate) are provided. Place the base plate horizontally, first screw the second adjustment piece 20 (adjustment screw) of each adjustable support device into the first adjustment piece 10 (adjustment nut), so as to minimize the height of the adjustable support device, The tail of the adjusting screw is clamped into the elastic retaining spring for the shaft. Each adjustable supporting device is placed on the upper part of the through hole on the base plate, the fixing plate is placed on the four adjustable supporting devices, and a fixing screw is installed in each adjustable supporting device. That is, after the fixing screws pass through the contact piece 30 , the second adjusting member 20 and the first adjusting member 10 in sequence, they are screwed into the through holes on the base plate. It can be easily understood that the four adjustable support means are located between the base plate and the fixing plate.

In this embodiment, when the level of the fixing plate needs to be adjusted, use a screwdriver to insert a screwdriver into the circular hole on the adjusting nut so that the adjusting nut cannot rotate, and use a wrench to rotate the rotating clamping part of the adjusting screw clockwise , so that the height of the adjusting screw is raised until it bears against the supporting surface. Repeat the aforementioned adjustment steps to adjust the remaining three adjustable support devices. Use a spirit level to detect whether the level of the equipment placed on the fixing plate is level. According to the reading of the spirit level, adjust the adjustable support device accordingly until the level of the equipment reaches the level requirement, and ensure that each adjustable support device is in reliable contact with the support surface, and finally tighten each fixing screw.

To sum up, the present invention provides an adjustable support device, comprising: a first adjustment member; a second adjustment member, a contact piece and a fixing screw; wherein, the second adjustment member and the first adjustment member screw connection; the contact piece is movably connected with one end of the second regulating member away from the first regulating member. The first adjusting member is provided with a stepped hole and an adjusting portion, and the inner surface of the stepped hole is provided with a thread; the second adjusting member includes a threaded body, one end of the body is provided with a rotating clamping portion and the other is a rotating clamping portion. An elastic retaining spring is clamped at one end, and the outer diameter of the rotating clamping portion is larger than the outer diameter of the first adjusting member. The end surface of the rotating clamping part is provided with a spherical protrusion, the center of the body is provided with a channel penetrating both ends, and the inner surface of the channel is provided with a thread; the contact piece is provided with a groove, and the groove is connected with the The spherical protrusion is adapted to fit, and a channel penetrating both ends of the contact piece is provided in the center of the groove.

The adjustable support device provided by the present invention is directly transformed into a height change through screw rotation, thereby realizing the function of adjusting the height, and has a simple structure. The selected first adjusting member (adjusting nut) and the second adjusting member (adjusting screw) thread lift is smaller than its friction angle, that is, when the locking force of the fixing screw is relatively large, the mutual position of the adjusting screw and the adjusting nut will not be. Change, the height after adjustment will not change. When the base surface is uneven and level, the contact area between the adjusting nut and the base surface is small; there is a top contact piece in contact with the spherical surface of the adjusting screw, which can effectively meet the use requirements. Since the adjusting nut in contact with the base surface and the top contact piece in contact with the fixing plate do not slide with each other during the adjustment process, it is ensured that the base surface and the fixing plate will not be scratched by movement. During the adjustment process, the adjusting screw only contacts the top contact piece of itself except the adjusting nut that realizes the function. It has a high smooth finish and a small turning radius, so its frictional assist is also small, so it is more labor-saving to adjust. At the tail of the adjusting screw, an elastic circlip for a shaft is installed to limit the position, so that there is no danger of the adjusting screw and the adjusting nut being detached due to misoperation. At the same time, for the adjustment requirements of different heights, the installation area of the component does not need to be changed, and it can be satisfied only by modifying the height dimension of the adjustment screw, which brings convenience to the processing and installation of the product.

It should be understood that the application of the present invention is not limited to the above examples. For those of ordinary skill in the art, improvements or transformations can be made according to the above descriptions, and all these improvements and transformations should belong to the protection scope of the appended claims of the present invention.

Claims (10)

1. An adjustable support device, comprising:

a first adjustment member;

the second adjusting piece is in threaded connection with the first adjusting piece; and

and the contact piece is movably connected with one end of the second adjusting piece, which is far away from the first adjusting piece.

2. The adjustable support apparatus of claim 1, wherein the second adjustment member comprises:

a body, the outer surface of the body is provided with a thread adapted to the first adjusting piece, the body is in threaded connection with the first adjusting piece through the thread, and

and the rotating clamping part is fixed at one end of the body, which is far away from the first adjusting piece.

3. The adjustable support apparatus of claim 1, wherein the first adjustment member comprises: and the inner wall of the stepped hole is provided with a thread matched with the second adjusting piece.

4. The adjustable support apparatus according to claim 3, wherein said first adjustment member further comprises an adjustment portion for cooperating with an external member to block rotation of said first adjustment member; the adjusting portion is disposed on a side wall of the first adjusting member.

5. The adjustable support device of claim 2, wherein a first channel is provided through the body in an axial direction of the body, and a thread is provided on an inner wall of the first channel; and a second channel penetrating through the contact piece is arranged in the middle of the groove.

6. The adjustable support device of claim 2, wherein a projection is provided at a middle position of a top end of the rotary clamping portion;

and a groove matched with the protrusion is arranged on the end face, facing the second adjusting piece, of the contact piece.

7. An adjustable support means as claimed in claim 4, wherein the adjustment portion is a circular through hole.

8. An adjustable support means as claimed in claim 5, further comprising a set screw for mating with a screw thread provided on an inner wall of the first channel.

9. The adjustable supporting device according to claim 2, further comprising a clamp spring, wherein the clamp spring is clamped on an outer side surface of one end of the body far away from the rotating clamping portion.

10. The adjustable support apparatus of claim 8, further comprising: the base plate is arranged at the bottom of the first adjusting piece, the fixing plate is arranged on the upper end face of the contact piece, and the fixing screw penetrates through the contact piece, the second adjusting piece and the first adjusting piece in sequence and is in threaded connection with the base plate.

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