Adjustable detachable fixing frame

Abstract

The utility model provides an adjustable disassembly type fixing frame and relates to the technical field of fixing frames, the disassembly type fixing frame is arranged in a material storage area, the disassembly type fixing frame comprises a longitudinal rod body, a bearing rod body and a connecting piece, and the longitudinal rod body and the bearing rod body are freely combined through the connecting piece; the connecting piece comprises a first sleeve, a second sleeve and a rotating shaft, the longitudinal rod body is sleeved with the first sleeve, the bearing rod body is sleeved with the second sleeve, and the first sleeve and the second sleeve are rotationally connected through the rotating shaft, so that the relative height position and angle of the longitudinal rod body and the bearing rod body can be adjusted; the height, the width and the shape of the fixing frame composed of the longitudinal rod bodies, the bearing rod bodies and the connecting pieces can be adjusted, and then the using requirements under different conditions are met.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of fixing frames, in particular to an adjustable disassembled fixing frame. BACKGROUND

[0002] A coal mine downhole drill rod is an important tool used in drilling operations in a coal mine. The drill rod has the characteristics of high strength, strong wear resistance, good connectivity and torque and thrust transmission. The quality of the coal mine downhole drill rod is directly related to the efficiency and safety of the drilling operation. During use, attention should be paid to the maintenance and maintenance of the drill rod, and timely inspection should be conducted to check whether there is damage, deformation and the like, so as to ensure stable and reliable performance.

[0003] The coal mine downhole drill rod and other materials need to be fixed by rooting. In the past, the fixing frame cannot be adjusted in height, width and narrowness, and cannot be conveniently moved. In order to facilitate use, a kind of adjustable disassembled fixing frame is designed. CONTENT OF THE INVENTION

[0004] The application embodiment provides an adjustable disassembled fixing frame, a plurality of longitudinal rod bodies and a plurality of supporting rod bodies can be freely combined through connecting pieces to form fixing frames of different sizes, so as to meet different use conditions, solve the problem that the existing fixing frame cannot be adjusted in height, width and narrowness, and is difficult to meet the use requirements under different conditions, and is inconvenient to move.

[0005] The application embodiment provides an adjustable disassembled fixing frame, the disassembled fixing frame is arranged in a material storage area, and the disassembled fixing frame comprises longitudinal rod bodies, supporting rod bodies and connecting pieces.

[0006] The opposite sides of the material storage area are each provided with a plurality of longitudinal rod bodies, the longitudinal rod bodies are vertically arranged, the connecting pieces are arranged on each longitudinal rod body, two supporting rod bodies are arranged on the opposite sides of the material storage area, the supporting rod bodies are horizontally arranged, the supporting rod bodies are connected with the connecting pieces on the same side, the supporting rod bodies carry materials, and the longitudinal rod bodies are clamped with the materials.

[0007] The connecting piece comprises a first sleeve, a second sleeve and a rotating shaft, the first sleeve is sleeved with the longitudinal rod body, the second sleeve is sleeved with the supporting rod body, and the rotating shaft is located between the first sleeve and the second sleeve, so that the first sleeve and the second sleeve are rotationally connected.

[0008] In a feasible implementation manner, the connecting piece further comprises a first locking screw and a second locking screw.

[0009] The first sleeve is provided with a first screw hole on the side opposite to the second sleeve, the first locking screw is screwed with the first screw hole, and the inner end of the first locking screw abuts against the outer wall of the longitudinal rod body;

[0010] The second sleeve is provided with a second screw hole on the side opposite to the first sleeve, the second locking screw is screwed with the second screw hole, and the inner end of the second locking screw abuts against the outer wall of the supporting rod body.

[0011] In a feasible implementation, the connecting piece further comprises a first knob and a second knob;

[0012] The first knob is fixedly arranged at the outer end of the first locking screw;

[0013] The second knob is fixedly arranged at the outer end of the second locking screw.

[0014] In a feasible implementation, the disassembled fixing frame further comprises a ground nail assembly;

[0015] The ground nail assembly corresponds to the longitudinal rod body one by one, one end of the ground nail assembly is connected to the bottom end of the corresponding longitudinal rod body, and the other end of the ground nail assembly extends into the ground.

[0016] In a feasible implementation, the ground nail assembly comprises a ground nail, a disc body and a screw rod;

[0017] The ground nail and the screw rod are arranged on the two sides of the disc body respectively, the ground nail extends into the ground, and the disc body is attached to the ground surface;

[0018] The bottom end of the longitudinal rod body is provided with a bottom end screw hole, and the screw rod is screwed with the bottom end screw hole.

[0019] In a feasible implementation, the disassembled fixing frame further comprises a reinforcing assembly;

[0020] The reinforcing assembly comprises a third sleeve and a reinforcing rod body;

[0021] The third sleeve corresponds to the longitudinal rod body one by one, and the third sleeve is arranged on the corresponding longitudinal rod body;

[0022] The reinforcing rod body penetrates through the third sleeve.

[0023] In a feasible implementation, the reinforcing assembly further comprises a connecting screw rod;

[0024] The longitudinal rod body is provided with a connecting screw hole, one end of the connecting screw rod is fixedly arranged on the outer wall of the third sleeve, and the other end of the connecting screw rod is screwed with the connecting screw hole.

[0025] In an implementable manner, the reinforcing assembly further comprises a third locking screw and a third knob.

[0026] The third sleeve is provided with a third threaded hole, the third locking screw is screwed with the third threaded hole, and the inner end of the third locking screw abuts against the outer wall of the reinforcing rod body.

[0027] The third knob is fixedly arranged at the outer end of the third locking screw.

[0028] In an implementable manner, the disassembled fixing frame further comprises a top connecting assembly.

[0029] The top connecting assembly comprises a top screw and a chain.

[0030] The two ends of the chain are connected with the two top screws respectively.

[0031] The top end of the longitudinal rod body is provided with a top threaded hole, and the top screw is screwed with the top threaded hole.

[0032] In an implementable manner, the top connecting assembly further comprises a limiting turntable.

[0033] The limiting turntable is fixedly arranged at the top end of the top screw, and the lower surface of the limiting turntable is clamped with the lower surface of the longitudinal rod body.

[0034] The circumferential surface of the limiting turntable is provided with anti-skid lines.

[0035] The adjustable disassembled fixing frame provided by the embodiment of the application is characterized in that the longitudinal rod body and the supporting rod body are freely combined through the connecting piece, the connecting piece comprises a first sleeve, a second sleeve and a rotating shaft, the first sleeve is sleeved with the longitudinal rod body, the second sleeve is sleeved with the supporting rod body, and the first sleeve and the second sleeve are rotationally connected through the rotating shaft, so that the relative height position and the angle of the longitudinal rod body and the supporting rod body can be adjusted, the height, the width and the shape of the fixing frame composed of the longitudinal rod body, the supporting rod body and the connecting piece can be adjusted, and the use requirements under different conditions can be met. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1 is a structural schematic view of the adjustable disassembled fixing frame provided by the application;

[0037] Figure 2 is a schematic view of the connecting piece and the connecting structure thereof;

[0038] Figure 3 is a structural schematic view of the ground nail assembly;

[0039] Figure 4 is a schematic view of the reinforcing assembly and the connecting structure thereof;

[0040] Figure 5 Figure 1 is a structural diagram of a top connecting assembly.

[0041] Legend:

[0042] 1 - longitudinal rod; 2 - support rod; 3 - connecting piece; 4 - ground anchor assembly; 5 - reinforcing assembly; 6 - top connecting assembly;

[0043] 31 - first sleeve; 32 - second sleeve; 33 - rotating shaft; 34 - first locking screw; 35 - second locking screw; 36 - first screw hole; 37 - second screw hole; 38 - first knob; 39 - second knob; 41 - ground anchor; 42 - disc body; 43 - screw rod; 51 - third sleeve; 52 - reinforcing rod; 53 - connecting screw; 54 - third locking screw; 55 - third knob; 61 - top screw; 62 - chain; 63 - limiting turntable. DETAILED DESCRIPTION

[0044] In order for those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0045] Coal mine downhole drill rod is an important tool used in coal mine drilling operations. It has the following characteristics and functions:

[0046] 1. High strength: can withstand the complex geological conditions in the mine and the pressure in the drilling process.

[0047] 2. Wear resistance: not easy to wear when in contact with rock, etc., ensuring the service life.

[0048] 3. Good connectivity: easy to connect and detach, convenient to operate.

[0049] 4. Transmit torque and thrust: transmit the torque and thrust of the drilling machine to the drill bit to realize drilling operation.

[0050] The quality of the coal mine downhole drill rod directly affects the efficiency and safety of the drilling operation. During use, attention should be paid to the maintenance and maintenance of the drill rod, and timely inspection should be carried out to check whether there is damage, deformation, etc., to ensure its stable and reliable performance. At the same time, it is also very important to choose the appropriate specification and material of the drill rod to meet different drilling needs.

[0051] The material such as drill pipe in coal mine needs to be rooted and fixed. The traditional fixing frame cannot adjust the appearance size and is inconvenient to move. The adjustable disassembled fixing frame provided by the application is composed of a longitudinal rod body, a supporting rod body and a connecting piece. The height, width and shape of the fixing frame can be adjusted to meet the use requirements under different conditions.

[0052] The specific structure of the adjustable disassembled fixing frame provided by the application will be described in detail below with reference to the drawings.

[0053] Referring to Figures 1-5 The embodiment provided by the application is an adjustable disassembled fixing frame. The disassembled fixing frame is arranged in a material storage area. The disassembled fixing frame comprises a longitudinal rod body 1, a supporting rod body 2 and a connecting piece 3.

[0054] The opposite sides of the material storage area are each provided with a plurality of longitudinal rod bodies 1. The longitudinal rod bodies 1 are vertically arranged. The connecting piece 3 is arranged on each longitudinal rod body 1. The two supporting rod bodies 2 are arranged on the opposite sides of the material storage area. The supporting rod bodies 2 are horizontally arranged. The supporting rod bodies 2 are connected with the connecting pieces 3 on the same side. The supporting rod bodies 2 bear the material. The longitudinal rod bodies 1 are connected with the material.

[0055] As shown in Figure 1 The longitudinal rod bodies 1 and the supporting rod bodies 2 can be steel pipes. Two longitudinal rod bodies 1 are arranged on the front and back sides of the material storage area. One supporting rod body 2 is arranged on the left and right sides of the material storage area. The connecting piece 3 is arranged on each of the four longitudinal rod bodies 1. The two ends of the left supporting rod body 2 are connected with the two connecting pieces 3 on the left side. The two ends of the right supporting rod body 2 are connected with the two connecting pieces 3 on the right side.

[0056] As shown in Figure 1 and Figure 2 The connecting piece 3 comprises a first sleeve 31, a second sleeve 32 and a rotating shaft 33. The first sleeve 31 and the second sleeve 32 are steel rings. The first sleeve 31 is sleeved with the longitudinal rod body 1. The second sleeve 32 is sleeved with the supporting rod body 2. The rotating shaft 33 is located between the first sleeve 31 and the second sleeve 32 to rotate the first sleeve 31 and the second sleeve 32.

[0057] The four longitudinal rod bodies 1 and the two supporting rod bodies 2 constitute a fixing frame body. The fixing frame body is in the shape of a rectangle. The four longitudinal rod bodies 1 are fixed to the ground. Therefore, the width of the fixing frame body can be freely adjusted. The second sleeve 32 is sleeved with the supporting rod body 2. The length of the supporting rod body 2 between the front and back longitudinal rod bodies 1 can be freely adjusted, that is, the length of the fixing frame body can be freely adjusted. The first sleeve 31 is sleeved with the longitudinal rod body 1. That is, the height of the connecting piece 3 and the supporting rod body 2 relative to the longitudinal rod body 1 can be freely adjusted. The storage height of the drill pipe and other materials can be freely adjusted.

[0058] The adjustable disassembled fixing frame provided by the embodiment of the application is freely combined by a longitudinal rod body 1 and a supporting rod body 2 through a connecting piece 3, the connecting piece 3 comprises a first sleeve 31, a second sleeve 32 and a rotating shaft 33, the first sleeve 31 is sleeved with the longitudinal rod body 1, the second sleeve 32 is sleeved with the supporting rod body 2, and the first sleeve 31 is rotationally connected with the second sleeve 32 through the rotating shaft 33, so that the relative height position and angle of the longitudinal rod body 1 and the supporting rod body 2 can be adjusted, the height, width and shape of the fixing frame composed of the longitudinal rod body 1, the supporting rod body 2 and the connecting piece 3 can be adjusted, and then the use requirements under different conditions can be met.

[0059] Referring to Figure 2 In some embodiments, the connecting piece 3 further comprises a first locking screw 34 and a second locking screw 35;

[0060] The first sleeve 31 is provided with a first screw hole 36 on the side opposite to the second sleeve 32, the first locking screw 34 is screwed with the first screw hole 36, and the inner end of the first locking screw 34 abuts against the outer wall of the longitudinal rod body 1;

[0061] When the first locking screw 34 is rotated clockwise, the first locking screw 34 moves inwardly in the first sleeve 31, the inner end of the first locking screw 34 abuts against the outer wall of the longitudinal rod body 1, so that the longitudinal rod body 1 is fixed in the first sleeve 31; conversely, when the first locking screw 34 is rotated counterclockwise, the first locking screw 34 moves outwardly in the first sleeve 31 and does not contact the longitudinal rod body 1, so that the connecting piece 3 can be freely adjusted;

[0062] The second sleeve 32 is provided with a second screw hole 37 on the side opposite to the first sleeve 31, the second locking screw 35 is screwed with the second screw hole 37, and the inner end of the second locking screw 35 abuts against the outer wall of the supporting rod body 2;

[0063] When the second locking screw 35 is rotated clockwise, the second locking screw 35 moves inwardly in the second sleeve 32, the inner end of the second locking screw 35 abuts against the outer wall of the supporting rod body 2, so that the supporting rod body 2 is fixed in the second sleeve 32; conversely, when the second locking screw 35 is rotated counterclockwise, the second locking screw 35 moves outwardly in the second sleeve 32 and does not contact the supporting rod body 2, so that the supporting rod body 2 can be freely adjusted.

[0064] In some embodiments, the connecting piece 3 further comprises a first knob 38 and a second knob 39;

[0065] The first knob 38 and the second knob 39 can be circular rotation, the first knob 38 is fixedly arranged on the outer end of the first locking screw 34, and the second knob 39 is fixedly arranged on the outer end of the second locking screw 35, through the design of the first knob 38 and the second knob 39, the first locking screw 34 and the second locking screw 35 are conveniently rotated, so that the fixing frame is conveniently assembled and disassembled.

[0066] Referring to Figure 1 and Figure 3 As shown in FIGS. 1 and 2, in some embodiments, the disassembled fixing frame further comprises a ground nail assembly 4.

[0067] The plurality of ground nail assemblies 4 correspond to the plurality of longitudinal rods 1 one by one. One end of the ground nail assembly 4 is connected to the bottom end of the corresponding longitudinal rod 1, and the other end of the ground nail assembly 4 extends into the ground. The ground nail assembly 4 is fixed at the bottom end of the longitudinal rod 1, and the bottom end of the ground nail assembly 4 extends into the ground, thereby facilitating the fixation of the longitudinal rod 1 and the fixation of the fixing frame.

[0068] In some embodiments, the ground nail assembly 4 comprises a ground nail 41, a disc body 42, and a screw rod 43.

[0069] The ground nail 41 and the screw rod 43 are respectively arranged on both sides of the disc body 42. The disc body 42 is horizontally arranged. The tapered end of the ground nail 41 extends vertically downward and extends into the ground. The lower surface of the disc body 42 is attached to the ground surface.

[0070] The bottom end of the screw rod 43 is fixed to the middle of the upper surface of the disc body 42. The top end of the screw rod 43 extends vertically upward. The bottom end of the longitudinal rod 1 is provided with a bottom end screw hole. The screw rod 43 is screwed with the bottom end screw hole, thereby realizing the detachable connection between the longitudinal rod 1 and the ground nail assembly 4.

[0071] Referring to Figure 2 and Figure 4 As shown in FIGS. 1 and 2, in some embodiments, the disassembled fixing frame further comprises a reinforcing assembly 5.

[0072] The reinforcing assembly 5 comprises a third sleeve 51 and a reinforcing rod 52.

[0073] The plurality of third sleeves 51 correspond to the plurality of longitudinal rods 1 one by one. The third sleeve 51 is arranged on the corresponding longitudinal rod 1. The third sleeve 51 can be a ring body.

[0074] The reinforcing rod 52 penetrates through the plurality of third sleeves 51. The reinforcing rod 52 can be a rod body. The reinforcing rod 52 extends in the front-rear direction. The reinforcing rod 52, the longitudinal rod 1, and the supporting rod 2 are perpendicular to each other, thereby improving the strength of the fixing frame.

[0075] In some embodiments, the reinforcing assembly 5 further comprises a connecting screw rod 53.

[0076] The longitudinal rod 1 is provided with a connecting screw hole. One end of the connecting screw rod 53 is fixed to the outer wall of the third sleeve 51. The other end of the connecting screw rod 53 is screwed with the connecting screw hole.

[0077] The connecting screw rod is screwed with the connecting screw hole, that is, the third sleeve 51 can rotate freely relative to the longitudinal rod 1.

[0078] In some embodiments, the reinforcing assembly 5 further comprises a third locking screw 54 and a third knob 55;

[0079] The third sleeve 51 is provided with a third screw hole, the third locking screw 54 is screwed with the third screw hole, the inner end of the third locking screw 54 abuts against the outer wall of the reinforcing rod body 52, and the third knob 55 is fixedly arranged at the outer end of the third locking screw 54;

[0080] When the third locking screw 54 is turned clockwise, the third locking screw 54 moves inwardly to the third sleeve 51, the inner end of the third locking screw 54 abuts against the outer wall of the reinforcing rod body 52, so that the reinforcing rod body 52 is fixed in the third sleeve 51; on the contrary, when the third locking screw 54 is turned counterclockwise, the third locking screw 54 moves outwardly to the third sleeve 51, and is not connected with the reinforcing rod body 52, so that the reinforcing rod body 52 can move freely in the third sleeve 51;

[0081] The third knob 55 can be a circular knob, and the third locking screw 54 is conveniently turned through the third knob 55.

[0082] Referring to FIGS. 1-3, Figure 1 and Figure 5 In some embodiments, the disassembled fixing frame further comprises a top connecting assembly 6, two top connecting assemblies 6 are respectively arranged at the front end and the rear end of the fixing frame, and the top connecting assembly 6 is connected with the longitudinal rod body 1.

[0083] The top connecting assembly 6 comprises a top screw 61 and a chain 62, and the two ends of the chain 62 are respectively connected with the two top screws 61.

[0084] The top end of the longitudinal rod body 1 is provided with a top screw hole, and the top screw 61 is screwed with the top screw hole.

[0085] When the rod-shaped materials such as drill rods are placed on the two supporting rod bodies 2 in the front-rear direction by using the fixing frame, the rod-shaped materials such as drill rods cannot be taken out from the upper part through the design of the two top connecting assemblies 6, so that the rod-shaped materials such as drill rods are fixed, and the top connecting assembly 6 can further improve the strength of the fixing frame.

[0086] Referring to FIGS. 1-3, Figure 5 In some embodiments, the top connecting assembly 6 further comprises a limiting turntable 63.

[0087] The limiting turntable 63 is a metal disc, the limiting turntable 63 is fixedly arranged at the top end of the top screw 61, and the lower surface of the limiting turntable 63 is clamped with the lower surface of the longitudinal rod body 1.

[0088] The circumferential surface of the limiting turntable 63 is provided with anti-skid lines, and the top screw 61 is conveniently turned through the limiting turntable 63.

[0089] The fixing frame provided by the application is composed of four longitudinal rod bodies 1 and two supporting rod bodies 2, the fixing frame body is rectangular, the longitudinal rod body 1 is fixed to the ground, therefore, the width of the fixing frame body can be freely adjusted; the second sleeve 32 is sleeved with the supporting rod body 2, the length of the supporting rod body 2 between the front and rear longitudinal rod bodies 1 can be freely adjusted, that is, the length of the fixing frame body can be freely adjusted; the first sleeve 31 is sleeved with the longitudinal rod body 1, that is, the height of the connecting piece 3 and the supporting rod body 2 relative to the longitudinal rod body 1 can be freely adjusted, the storage height of the drill rod and other materials can be freely adjusted, thereby meeting the use requirements under different conditions.

[0090] It is easy to understand that, on the basis of the several embodiments provided by the application, the skilled in the art can combine, split, recombine, etc. the embodiments of the application to obtain other embodiments, and these embodiments do not exceed the protection scope of the application.

[0091] The above specific embodiments have further detailed the purposes, technical solutions and beneficial effects of the embodiments of the application, and it should be understood that the above is only the specific implementation of the embodiments of the application, and is not used to limit the protection scope of the embodiments of the application, and any modification, equivalent replacement, improvement, etc. made on the basis of the technical solutions of the embodiments of the application should be included in the protection scope of the embodiments of the application.

Claims

1. An adjustable dismountable fixture, which is arranged in a material storage area, characterized in that: The disassembled fixing frame comprises a longitudinal rod (1), a supporting rod (2) and a connecting piece (3); The opposite sides of the material storage area are provided with a plurality of longitudinal rods (1), the longitudinal rods (1) are vertically arranged, each longitudinal rod (1) is provided with the connecting piece (3), two supporting rods (2) are arranged on the opposite sides of the material storage area, the supporting rods (2) are horizontally arranged, the supporting rods (2) are connected with the connecting pieces (3) on the same side, the supporting rods (2) carry the materials, and the longitudinal rods (1) are clamped with the materials; The connecting piece (3) comprises a first sleeve (31), a second sleeve (32) and a rotating shaft (33), the first sleeve (31) is sleeved with the longitudinal rod (1), the second sleeve (32) is sleeved with the supporting rod (2), and the rotating shaft (33) is located between the first sleeve (31) and the second sleeve (32) to realize the rotating connection of the first sleeve (31) and the second sleeve (32).

2. The adjustable disassembled fixing frame according to claim 1, wherein: The connecting piece (3) further comprises a first locking screw (34) and a second locking screw (35); The first sleeve (31) is provided with a first screw hole (36) on the side away from the second sleeve (32), the first locking screw (34) is screwed with the first screw hole (36), and the inner end of the first locking screw (34) abuts against the outer wall of the longitudinal rod (1); The second sleeve (32) is provided with a second screw hole (37) on the side away from the first sleeve (31), the second locking screw (35) is screwed with the second screw hole (37), and the inner end of the second locking screw (35) abuts against the outer wall of the supporting rod (2).

3. The adjustable disassembled fixing frame according to claim 2, wherein: The connecting piece (3) further comprises a first knob (38) and a second knob (39); The first knob (38) is fixedly arranged on the outer end of the first locking screw (34); The second knob (39) is fixedly arranged on the outer end of the second locking screw (35).

4. The adjustable knockdown stand of claim 1, wherein: The disassembled fixing frame further comprises a ground nail assembly (4); A plurality of ground nail assemblies (4) correspond to a plurality of longitudinal rods (1) one by one, one end of the ground nail assembly (4) is connected with the bottom end of the corresponding longitudinal rod (1), and the other end of the ground nail assembly (4) extends into the ground.

5. The adjustable disassembled fixing frame according to claim 4, wherein: The ground nail assembly (4) comprises a ground nail (41), a disc body (42) and a screw rod (43); The ground nail (41) and the screw rod (43) are arranged on the two sides of the disc body (42) respectively, the ground nail (41) extends into the ground, and the disc body (42) is attached to the ground surface; The bottom end of the longitudinal rod (1) is provided with a bottom end screw hole, and the screw rod (43) is screwed with the bottom end screw hole.

6. The adjustable knockdown stand of claim 1, wherein: The disassembled fixing frame further comprises a reinforcing assembly (5); The reinforcing assembly (5) comprises a third sleeve (51) and a reinforcing rod body (52); A plurality of the third sleeves (51) correspond to a plurality of the longitudinal rod bodies (1) one by one, and the third sleeves (51) are arranged on the corresponding longitudinal rod bodies (1); The reinforcing rod body (52) penetrates through a plurality of the third sleeves (51).

7. The adjustable disassembled fixing frame according to claim 6, characterized in that: The reinforcing assembly (5) further comprises a connecting screw rod (53); The longitudinal rod body (1) is provided with a connecting screw hole, one end of the connecting screw rod (53) is fixedly arranged on the outer wall of the third sleeve (51), and the other end of the connecting screw rod (53) is screwed with the connecting screw hole.

8. The adjustable disassembled fixing frame according to claim 6, characterized in that: The reinforcing assembly (5) further comprises a third locking screw rod (54) and a third knob (55); The third sleeve (51) is provided with a third screw hole, the third locking screw rod (54) is screwed with the third screw hole, and the inner end of the third locking screw rod (54) abuts against the outer wall of the reinforcing rod body (52); The third knob (55) is fixedly arranged on the outer end of the third locking screw rod (54).

9. The adjustable knockdown stand of claim 1, wherein: The disassembled fixing frame further comprises a top connecting assembly (6); The top connecting assembly (6) comprises a top screw rod (61) and a chain (62); Both ends of the chain (62) are connected with two top screw rods (61) respectively; The top end of the longitudinal rod body (1) is provided with a top screw hole, and the top screw rod (61) is screwed with the top screw hole.

10. The adjustable disassembled fixing frame according to claim 9, characterized in that: The top connecting assembly (6) further comprises a limiting turntable (63); The limiting turntable (63) is fixedly arranged on the top end of the top screw rod (61), and the lower surface of the limiting turntable (63) is clamped with the lower surface of the longitudinal rod body (1); The circumferential surface of the limiting turntable (63) is provided with anti-skid lines.

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