CN215717528U

CN215717528U - Telescopic support frame

Info

Publication number: CN215717528U
Application number: CN202121957661.5U
Authority: CN
Inventors: 陈家耀; 汤哲彬; 丘鸿勇; 何志铭; 罗昭华; 石正华; 苏勇; 余伟茗
Original assignee: China Construction Science And Industry Co ltd
Current assignee: China Construction Science And Industry Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-02-01
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a telescopic support frame which comprises a bottom frame, a telescopic frame and an adjusting mechanism, wherein the telescopic frame is arranged on the bottom frame in a vertically movable mode, the telescopic frame can be stretched and retracted along the vertical direction, and the adjusting mechanism is arranged between the bottom frame and the telescopic frame and used for controlling the telescopic frame to move up and down. The telescopic support frame has the advantages of high erection and disassembly speed, low labor cost and high construction efficiency, can be directly reused, can be adjusted in height, is suitable for floor bearing plates with different heights, and is high in practicability.

Description

Telescopic support frame

Technical Field

The utility model relates to a support frame, in particular to a telescopic support frame.

Background

The steel structure building is one of building systems, and has the advantages of high material utilization rate, excellent safety performance, prefabrication in factories, high construction progress, low comprehensive cost and the like. In the work progress of steel construction building, steel bar truss building carrier plate overlap joint or welding are accomplished the back, and concreting again on the building carrier plate, at the concrete placement in-process, in order to avoid the building carrier plate to take place down the phenomenon such as warping too big or even collapsing because of bearing weight is too big, need set up the support frame in the below of building carrier plate.

Traditional support frame generally returns the temporary support of top formula or hanging temporary support on the angle steel for the scaffold, and traditional support frame has following drawback: firstly, traditional support frame is set up and is dismantled slowly, leads to the cost of labor height, and the efficiency of construction is low. Secondly, traditional support frame is disposable temporary structure, and for example the scaffold frame is formed through many scaffold pipe fittings overlap joint in proper order, all need set up again when setting up the scaffold frame new place, wastes time and energy. In addition, the height of traditional support frame can not be adjusted, and then is not applicable to the not floor carrier plate of co-altitude, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the telescopic support frame provided by the utility model has the advantages that the erecting and disassembling speed is high, the labor cost is low, the construction efficiency is high, the telescopic support frame can be directly reused, in addition, the height of the support frame can be adjusted, the telescopic support frame is further suitable for floor bearing plates with different heights, and the practicability is better.

The telescopic support frame according to the embodiment of the utility model comprises:

a chassis;

the telescopic frame is arranged on the underframe in a manner of moving up and down, and can be stretched in the vertical direction;

and the adjusting mechanism is arranged between the bottom frame and the telescopic frame and used for controlling the telescopic frame to move up and down.

The telescopic support frame provided by the embodiment of the utility model at least has the following technical effects:

when the floor support plate needs to be supported, the telescopic frame is firstly in a contraction state, namely in a folding state, then the telescopic support frame disclosed by the utility model is moved to the lower part of the floor support plate, then the telescopic frame is in an extension state, namely in an unfolding state, and meanwhile, the telescopic frame is controlled by the adjusting mechanism to move on the underframe along the vertical direction so as to finely adjust the whole height of the telescopic support frame, so that the top end of the telescopic support frame just abuts against the floor support plate with the corresponding height, thereby supporting the floor support plate, after concrete pouring on the floor support plate is completed, the telescopic frame is in the contraction state again, and finally, the telescopic support frame is removed from the lower part of the floor support plate. According to the telescopic support frame disclosed by the embodiment of the utility model, the telescopic frame can be stretched in the vertical direction, so that the setting and dismounting speed is higher, the movement is more convenient, the labor cost is lower, the construction efficiency is higher, the telescopic support frame can be directly reused, in addition, the adjusting mechanism can control the telescopic frame to move on the bottom frame in the vertical direction, the whole height of the telescopic support frame can be adjusted, and therefore, the telescopic support frame can be suitable for floor bearing plates with different heights, and the practicability is better.

According to some embodiments of the utility model, the adjustment mechanism comprises a rack vertically disposed on the telescopic frame and a gear rotatably disposed on the base frame and engaged with the rack.

According to some embodiments of the utility model, a locking mechanism is arranged between the chassis and the rack, the locking mechanism being configured to lock the rack when the rack is moved to the set position.

According to some embodiments of the utility model, the locking mechanism comprises a plurality of ratchet teeth arranged on the rack in the vertical direction and a locking pin arranged on the underframe in a sliding manner, and the locking pin can be inserted between two adjacent ratchet teeth during the sliding process.

According to some embodiments of the utility model, a locking mechanism is provided between the chassis and the lock pin, the locking mechanism being configured to limit sliding of the lock pin when the lock pin is inserted between two adjacent ratchet teeth.

According to some embodiments of the utility model, the anti-falling mechanism includes a spring thimble disposed on the chassis and a concave portion disposed on the lock pin, and the spring thimble is clamped into the concave portion when the lock pin is inserted between two adjacent ratchet teeth.

According to some embodiments of the utility model, the telescopic frame comprises two first vertical frames arranged side by side along a first horizontal direction, the base frame comprises two second vertical frames arranged side by side along the first horizontal direction, the two first vertical frames are arranged on the corresponding second vertical frames in a manner of moving up and down and can be telescopic along the vertical direction, and a plurality of horizontal telescopic rods are arranged between the two first vertical frames and extend along the first horizontal direction.

According to some embodiments of the utility model, the horizontal telescopic rod comprises a horizontal sleeve arranged on one of the first vertical frames and a horizontal insertion rod arranged on the other of the first vertical frames, a first sliding block is arranged at the tail end of the horizontal insertion rod and is slidably inserted into the horizontal sleeve through the first sliding block, and a first stop block for preventing the first sliding block from sliding out of the horizontal sleeve is arranged at the tail end of the horizontal sleeve.

According to some embodiments of the utility model, the first slider is provided with a first threaded hole, and the horizontal sleeve is provided with a first through hole for aligning the first threaded hole and providing a locking bolt with the first threaded hole when the first slider abuts against the first stopper.

According to some embodiments of the utility model, the first vertical frame comprises two vertical telescopic rods arranged side by side along a second horizontal direction perpendicular to the first horizontal direction, between which a plurality of connecting rods are arranged.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is another perspective view of the present invention;

FIG. 3 is a schematic view of the installation of the adjustment mechanism;

FIG. 4 is a schematic structural view of the locking mechanism;

FIG. 5 is a schematic structural view of a horizontal telescopic rod;

FIG. 6 is a schematic view of the structure of the vertical telescopic rod;

reference numerals:

the device comprises an underframe 100, a second vertical frame 101, a vertical support pipe 102, a mounting plate 103 and a mounting block 104; the telescopic frame 200, a first vertical frame 201, a horizontal telescopic rod 202, a horizontal sleeve 203, a horizontal inserted link 204, a first sliding block 205, a first stop block 206, a locking bolt 207, a vertical telescopic rod 208, a connecting rod 209, a vertical sleeve 210, a second sliding block 211 and a second stop block 212; an adjusting mechanism 300, a rack 301 and a gear 302; a lock mechanism 400, a ratchet 401, and a lock pin 402; anti-drop mechanism 500, spring thimble 501, concave position 502.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting 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", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more and "plural groups" means two or more groups unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A telescopic support frame according to an embodiment of the present invention will be described below with reference to fig. 1 to 6.

As shown in fig. 1 to 6, the telescopic support according to the embodiment of the present invention includes an underframe 100, a telescopic frame 200 and an adjusting mechanism 300, wherein the telescopic frame 200 is disposed on the underframe 100 in a vertically movable manner, the telescopic frame 200 is capable of extending and retracting in a vertical direction, and the adjusting mechanism 300 is disposed between the underframe 100 and the telescopic frame 200 for controlling the telescopic frame 200 to move up and down.

In this embodiment, when the floor support plate needs to be supported, the telescopic frame 200 is first in a retracted state, that is, in a furled state, the telescopic support frame of the present invention is then moved to the lower side of the floor support plate, and then the telescopic frame 200 is in an extended state, that is, in an unfolded state, and meanwhile, the telescopic frame 200 is controlled by the adjusting mechanism 300 to move on the bottom frame 100 in the vertical direction, so as to finely adjust the overall height of the telescopic support frame, so that the top end of the telescopic support frame just abuts against the floor support plate with a corresponding height, thereby supporting the floor support plate, after pouring of concrete on the floor support plate is completed, the telescopic frame 200 is again in a retracted state, and finally, the telescopic support frame is removed from the lower side of the floor support plate. According to the telescopic support frame disclosed by the embodiment of the utility model, the telescopic frame 200 can be stretched in the vertical direction, so that the setting and dismounting speed is higher, the movement is more convenient, the labor cost is lower, the construction efficiency is higher, the telescopic support frame can be directly reused, in addition, the adjusting mechanism 300 can control the telescopic frame 200 to move on the underframe 100 in the vertical direction, the integral height of the telescopic support frame can be finely adjusted, and therefore, the telescopic support frame can be suitable for floor support plates with different heights, and the practicability is better.

It should be noted that, the telescopic frame 200 is disposed on the base frame 100 in a manner of moving up and down, the telescopic frame 200 itself can also stretch out and draw back along the vertical direction, the telescopic frame 200 can make the height of the telescopic support frame approximately correspond to the height of the floor support plate through stretching out and drawing back, but there may still be a certain difference, in this case, the telescopic frame 200 can be controlled to move on the base frame 100 along the vertical direction through the adjusting mechanism 300, so as to finely adjust the overall height of the telescopic support frame, and make the top end of the telescopic support frame just abut against and support the floor support plate.

In some embodiments of the present invention, as shown in fig. 3 and 4, the adjusting mechanism 300 includes a rack 301 and a gear 302, the rack 301 is vertically disposed on the telescopic bracket 200, and the gear 302 is rotatably disposed on the base frame 100 and engaged with the rack 301. The gear 302 is rotated, the gear 302 can control the rack 301 to ascend and descend, and the rack 301 can further control the telescopic frame 200 to move up and down relative to the underframe 100, so that the whole height of the telescopic support frame can be finely adjusted, the operation is convenient, the time and the labor are saved, and the fine adjustment effect is good. The adjusting mechanism 300 may have another structure, for example, a screw rod vertically and rotatably disposed on the base frame 100, the screw rod is screwed with the expansion bracket 200, and the expansion bracket 200 can be controlled to move up and down by rotating the screw rod.

In some embodiments of the present invention, as shown in fig. 1-3, the gear 302 is provided with a handle. The handle is arranged, so that force application is more convenient and labor-saving when the gear 302 is rotated. Of course, a driving motor may also be disposed on the chassis 100, and the driving motor is in transmission connection with the gear 302, and the gear 302 can be controlled to rotate by starting the driving motor.

In some embodiments of the present invention, as shown in fig. 3 and 4, a locking mechanism 400 is disposed between the chassis 100 and the rack 301, and the locking mechanism 400 is used for locking the rack 301 when the rack 301 is moved to the set position. When the gear 302 drives the rack 301 to move to a set position, the top end of the telescopic frame 200 supports the floor support plate, the rack 301 is locked through the locking mechanism 400, namely, the rack 301 is limited to move, so that the situation that the rack 301 falls down under the gravity action of the telescopic frame 200 and the rack 301 can be avoided, and the safety is better.

In some embodiments of the present invention, as shown in fig. 3 and 4, the locking mechanism 400 includes a plurality of ratchet teeth 401 vertically disposed on the rack 301 and a locking pin 402 slidably disposed on the bottom chassis 100, and the locking pin 402 can be inserted between two adjacent ratchet teeth 401 during sliding. When the rack 301 needs to be locked, the locking pin 402 slides, and one end, close to the rack 301, of the locking pin 402 is inserted between the two adjacent ratchets 401, so that the operation is convenient, and the locking effect is good. It should be noted that the chassis 100 may be provided with the mounting block 104, the mounting block 104 may be provided with a sliding hole or a sliding slot, and the locking pin 402 is slidably mounted in the sliding hole or the sliding slot. In addition, the locking mechanism 400 may also have other structures, for example, a plurality of locking holes may be formed in the rack 301 in the vertical direction, a locking bolt is screwed to the bottom chassis 100, and when the rack 301 moves to the set position, the locking bolt is rotated and just inserted into the corresponding locking hole, so that the rack 301 may be locked, that is, the rack 301 is restricted from moving.

In some embodiments of the present invention, as shown in fig. 4, a slip-off prevention mechanism 500 is provided between the chassis 100 and the latch pin 402, and the slip-off prevention mechanism 500 is used to limit the sliding of the latch pin 402 when the latch pin 402 is inserted between two adjacent ratchet teeth 401. The anti-falling mechanism 500 is provided, when the lock pin 402 is inserted between two adjacent ratchet teeth 401, the anti-falling mechanism 500 can restrict the lock pin 402 from sliding, that is, can prevent the lock pin 402 from falling out from between two adjacent ratchet teeth 401, thereby making the safety better.

In some embodiments of the present invention, as shown in fig. 4, the anti-separation mechanism 500 includes a pogo pin 501 disposed on the chassis 100 and a concave portion 502 disposed on the locking pin 402, wherein the pogo pin 501 is clamped into the concave portion 502 when the locking pin 402 is inserted between two adjacent ratchet teeth 401. Be provided with the mounting hole on chassis 100, spring thimble 501 is installed in the mounting hole, at the gliding in-process of locking pin 402, spring thimble 501 compression and the lateral wall of laminating locking pin 402, slide to just inserting between two adjacent ratchets 401 when locking pin 402, spring thimble 501 just adjusts concave position 502 on locking pin 402 well, thereby spring thimble 501 can extend and block in concave position 502, can restrict locking pin 402 through spring thimble 501 and concave position 502's cooperation and slide, when locking pin 402 slides when needs, it can to stimulate locking pin 402 hard a little, high durability and convenient operation, time saving and labor saving. The locking mechanism 500 may have another structure, for example, a locking hole provided at the tip end of the lock pin 402 and a locking pin slidably attached to the base frame 100 in the vertical direction, and when the lock pin 402 is inserted between two adjacent ratchet teeth 401, the locking pin can be inserted into the locking hole to restrict the lock pin 402 from sliding.

In some embodiments of the present invention, as shown in fig. 1 to 3, the telescopic frame 200 includes two first vertical frames 201 arranged side by side in a first horizontal direction, the base frame 100 includes two second vertical frames 101 arranged side by side in the first horizontal direction, the two first vertical frames 201 are arranged on the corresponding second vertical frames 101 in a vertically movable manner and can be telescopic in a vertical direction, a plurality of horizontal telescopic rods 202 are arranged between the two first vertical frames 201, and the horizontal telescopic rods 202 extend in the first horizontal direction. That is to say that telescopic support frame can also stretch out and draw back along the horizontal direction except can stretching out and drawing back along vertical direction, and then when carrying telescopic support frame, can further reduce telescopic support frame's volume, and it is more convenient to carry. It should be understood that the first horizontal direction is not a specific horizontal direction, but is only for explaining a direction in which the two first vertical frames 201 are arranged side by side, and a direction in which the two second vertical frames 101 are arranged side by side is the same as a length direction of the horizontal telescopic rod 202, so that the telescopic support frame can be extended and retracted in the horizontal direction. It should be noted that the telescoping boom 200 may be of other configurations, such as a conventional scissor-type telescoping boom.

In some embodiments of the present invention, as shown in fig. 2 and 5, the horizontal telescopic rod 202 includes a horizontal sleeve 203 disposed on one of the first vertical frames 201 and a horizontal inserting rod 204 disposed on the other first vertical frame 201, a first slider 205 is disposed at a distal end of the horizontal inserting rod 204 and is slidably inserted into the horizontal sleeve 203 through the first slider 205, and a first stopper 206 for preventing the first slider 205 from sliding out of the horizontal sleeve 203 is disposed at a distal end of the horizontal sleeve 203. The horizontal insertion rod 204 is slidably inserted into the horizontal sleeve 203 through the first slider 205, so that the horizontal expansion rod 202 can be extended, and the extension of the telescopic support in the horizontal direction is realized. Set up first dog 206, can prevent that first slider 205 from following horizontal sleeve pipe 203 interior roll-off, also can prevent that horizontal inserted bar 204 from separating with horizontal sleeve pipe 203, not only the security is better, and horizontal inserted bar 204 need not peg graft again with horizontal sleeve pipe 203 moreover, labour saving and time saving more, and the practicality is better.

In some embodiments of the present invention, as shown in fig. 5, the first slider 205 is provided with a first threaded hole, and the horizontal sleeve 203 is provided with a first through hole for aligning and placing the locking bolt 207 with the first threaded hole when the first slider 205 abuts the first stopper 206. When needing to support the building carrier plate, stimulate two first vertical framves 201 along the direction of keeping away from each other, when first slider 205 is followed and is slided to the first dog 206 of butt, first through-hole just adjusts well with first screw hole, later insert between first through-hole and first screw hole and screw up locking bolt 207 can. In this embodiment, set up locking bolt 207, the condition that the shrink is carried out along the horizontal direction to the appearance when can preventing that telescopic support frame from supporting the building carrier plate. In addition, when first slider 205 butt first dog 206, first through-hole can be adjusted well first screw hole, later can insert and establish locking bolt 207, and need not take the time to make first through-hole adjust well first screw hole, and the practicality is better.

In some embodiments of the present invention, as shown in fig. 1 and 3, the first vertical frame 201 includes two vertical telescopic bars 208 arranged side by side in a second horizontal direction perpendicular to the first horizontal direction, and a plurality of connecting bars 209 are disposed between the two vertical telescopic bars 208. And then make telescopic support frame overall structure simpler, structural strength is higher, and the supporting effect is better.

In some embodiments of the present invention, as shown in fig. 2, a horizontal telescopic rod 202 may be disposed between the two second vertical frames 101 along the first horizontal direction. So that the bottom frame 100 can be extended and contracted in the horizontal direction as well and has higher structural strength.

In some embodiments of the present invention, as shown in fig. 1 and 3, the second vertical frame 101 may include two vertical support pipes 102 arranged side by side along the second horizontal direction and a mounting plate 103 arranged between the two vertical support pipes 102, each of the gear 302 and the mounting block 104 may be mounted on one of the mounting plates 302, the bottom end of the vertical telescopic rod 208 may be slidably inserted into the corresponding vertical support pipe 102, and a locking bolt 207 is arranged between the vertical support pipe 102 and the vertical telescopic rod 208. The sliding connection between the bottom end of the vertical telescopic rod 208 and the vertical support tube 102 enables the first vertical frame 201 to move in the vertical direction on the second vertical frame 101, that is, enables the telescopic frame 200 to move in the vertical direction on the base frame 100. Of course, the telescopic frame 200 may have other mounting manners, for example, a guide rail may be vertically arranged on the base frame 100, and the telescopic frame 200 is slidably mounted on the guide rail.

In some embodiments of the present invention, as shown in fig. 6, the vertical telescopic rod 208 includes a plurality of vertical sleeves 210 sequentially arranged in a vertical direction, in two adjacent vertical sleeves 210, an upper vertical sleeve 210 is slidably inserted into a lower vertical sleeve 210, and a locking bolt 207 is disposed between the two vertical sleeves 210. And then make vertical telescopic link 208 can stretch out and draw back along vertical direction and adjust, can become multiple size with vertical telescopic link 208's length adjustment moreover, the practicality is better. Set up locking bolt 207, can avoid the in-process that expansion bracket 200 supported the floor carrier plate to appear the condition of shrink down and reduce the supporting effect.

In some embodiments of the present invention, as shown in fig. 6, in two adjacent vertical sleeves 210, the bottom end of the upper vertical sleeve 210 is provided with a second slider 211 and is slidably inserted into the lower vertical sleeve 210 through the second slider 211, and the top end of the lower vertical sleeve 210 is provided with a second stopper 212 for preventing the second slider 211 from sliding out of the lower vertical sleeve 210. And then can avoid two adjacent vertical sleeve pipes 210 alternate segregation, not only the security is better, and two adjacent vertical sleeve pipes 210 need not peg graft again moreover, labour saving and time saving more, and the practicality is better. In addition, the bottommost vertical sleeve 210 is inserted into the corresponding vertical support tube 102, the bottom of the bottommost vertical sleeve 210 may also be provided with a second slider 211, and the top of the vertical support tube 102 may also be provided with a second stopper 212.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A telescoping support stand, comprising:

a chassis (100);

a telescopic frame (200) which is arranged on the base frame (100) in a manner of moving up and down, wherein the telescopic frame (200) can be stretched in the vertical direction;

the adjusting mechanism (300) is arranged between the base frame (100) and the telescopic frame (200) and used for controlling the telescopic frame (200) to move up and down.

2. The telescopic support stand according to claim 1, characterized in that the adjusting mechanism (300) comprises a rack (301) and a gear (302), the rack (301) is vertically arranged on the telescopic stand (200), and the gear (302) is rotatably arranged on the base frame (100) and meshed with the rack (301).

3. The telescopic support stand according to claim 2, wherein a locking mechanism (400) is arranged between the chassis (100) and the rack (301), the locking mechanism (400) being configured to lock the rack (301) when the rack (301) is moved to a set position.

4. The telescopic support stand according to claim 3, characterized in that the locking mechanism (400) comprises a plurality of ratchet teeth (401) arranged on the rack (301) along the vertical direction and a locking pin (402) arranged on the chassis (100) in a sliding way, wherein the locking pin (402) can be inserted between two adjacent ratchet teeth (401) during the sliding process.

5. The telescopic support bracket of claim 4, wherein a retaining mechanism (500) is provided between the base frame (100) and the locking pin (402), the retaining mechanism (500) being configured to limit sliding of the locking pin (402) when the locking pin (402) is inserted between two adjacent ratchet teeth (401).

6. The telescopic supporting frame of claim 5, wherein the anti-dropping mechanism (500) comprises a spring ejector pin (501) arranged on the bottom frame (100) and a concave position (502) arranged on the locking pin (402), and the spring ejector pin (501) is clamped into the concave position (502) when the locking pin (402) is inserted between two adjacent ratchet teeth (401).

7. The telescopic support frame according to any one of claims 1 to 6, characterized in that the telescopic frame (200) comprises two first vertical frames (201) arranged side by side along a first horizontal direction, the base frame (100) comprises two second vertical frames (101) arranged side by side along the first horizontal direction, the two first vertical frames (201) are arranged on the corresponding second vertical frames (101) in a manner of moving up and down and can be telescopic along a vertical direction, a plurality of horizontal telescopic rods (202) are arranged between the two first vertical frames (201), and the horizontal telescopic rods (202) extend along the first horizontal direction.

8. The telescopic support frame as claimed in claim 7, wherein the horizontal telescopic rod (202) comprises a horizontal sleeve (203) disposed on one of the first vertical frames (201) and a horizontal insert rod (204) disposed on the other first vertical frame (201), a first slider (205) is disposed at a distal end of the horizontal insert rod (204) and is slidably inserted into the horizontal sleeve (203) through the first slider (205), and a first stopper (206) for preventing the first slider (205) from sliding out of the horizontal sleeve (203) is disposed at a distal end of the horizontal sleeve (203).

9. The telescopic support bracket according to claim 8, characterized in that the first slider (205) is provided with a first threaded hole, and the horizontal sleeve (203) is provided with a first through hole for aligning and providing a locking bolt (207) with the first threaded hole when the first slider (205) abuts the first stopper (206).

10. The telescopic support stand according to claim 7, characterized in that the first vertical frame (201) comprises two vertical telescopic bars (208) arranged side by side along a second horizontal direction perpendicular to the first horizontal direction, between which vertical telescopic bars (208) a plurality of connecting rods (209) are arranged.