Vertical rod height adjusting device of combined supporting frame

Abstract

The utility model discloses a vertical rod height adjusting device of a combined supporting frame, which comprises a base, a first adjusting nut and a vertical rod, the base is provided with a threaded rod matched with the first adjusting nut, the vertical rod is provided with a hollow part, and the threaded rod extends into the hollow part so as to enable the threaded rod to axially move along the hollow part by rotating the first adjusting nut. The problems that when an adjusting nut of the vertical rod height adjusting device rotates, a vertical rod is driven to rotate synchronously, and the height can only be adjusted on the upper portion of the device are solved, the vertical rod height of the combined supporting frame can be conveniently adjusted up and down, and the stability and convenience of the vertical rod height adjusting device are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of building support, specifically relates to a kind of vertical pole height adjusting device of combined support frame. BACKGROUND

[0002] During construction, combined support frame needs to be frequently used to build work platform and support building structure for staff, and in the height adjustment process of the existing combined support frame, when rotating adjusting nut, vertical pole needs to rotate synchronously with adjusting nut, this adjustment mode can affect the precision of vertical pole height adjustment, and in the process of adjustment, there can be some vertical pole suspended, lack of ground support, with security risks.

[0003] In order to solve the problem of vertical pole height adjusting device of combined support frame, Chinese patent CN203320951U discloses a kind of height adjustable building template support vertical pole, which horizontally places double longitudinal rods in the notch of top supporting plate, places vertical pole vertically on pad plate to make double longitudinal rods resist against upper template, rotates adjusting handle to realize the adjustment of overall levelness of template, and improves the stability of device.

[0004] However, the way of double longitudinal rods resisting against upper template is not completely reliable, the height of vertical pole of combined support frame is adjusted by rotating adjusting nut to connect adjusting rod, to realize the height adjustment of device, but adjusting nut rotates to drive support vertical pole and double longitudinal rods to rotate synchronously, which can also cause instability problem, with quality and security risks, and the device can only realize upper adjustment, with limited operation, therefore, a kind of vertical pole height adjusting device of combined support frame is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of vertical pole height adjusting device of combined support frame to solve at least one of the above technical problems.

[0006] The technical scheme adopted by the utility model is as follows: a kind of vertical pole height adjusting device of combined support frame, comprising base, first adjusting nut and vertical pole, the base has threaded rod matched with the first adjusting nut, the vertical pole has hollow part, the threaded rod extends into the hollow part, so that threaded rod moves axially along the hollow part by rotating the first adjusting nut.

[0007] A preferred embodiment further comprises a sleeve matched with the first adjusting nut, which is detachably connected to the bottom of the vertical pole.

[0008] In a preferred embodiment, the sleeve is provided with an observation hole.

[0009] In a preferred embodiment, the first adjusting nut has a first boss, a second boss and an adjusting handle.

[0010] In a preferred embodiment, the first boss has the same outer diameter as the inner diameter of the sleeve, and the second boss has the same outer diameter as the inner diameter of the upright.

[0011] In a preferred embodiment, the top holder has a reinforcing rib plate at the bottom.

[0012] In a preferred embodiment, the base has anti-skid patterns at the bottom.

[0013] In a preferred embodiment, the base has anti-skid patterns at the bottom.

[0014] The utility model discloses the beneficial effects achieved are as follows:

[0015] 1. As a preferred embodiment of the utility model, a height adjusting device of an upright of a combined support frame, the base has a threaded rod matched with a first adjusting nut, the upright has a hollow part, the threaded rod extends into the hollow part, so that the threaded rod moves axially along the hollow part by rotating the first adjusting nut, thereby realizing the height increase or decrease of the upright, solving the problems that the adjusting nut of the height adjusting device of the upright of the combined support frame drives the upright to rotate synchronously when rotating and that the height can only be adjusted at the upper part of the device, so as to meet the demand for the height of the combined support frame in different construction scenes, the operation mode is simple, and no complex tools or professional skills are needed, thereby greatly improving the efficiency and safety of adjusting the height of the combined support frame in the construction process.

[0016] 2. As a preferred embodiment of the utility model, the sleeve and the upright are detachably connected, which enhances the flexibility and maintainability of the device. In actual use, when the sleeve, the upright or other related parts need to be replaced or repaired, the detachable connection facilitates the quick separation of the parts, thereby improving the maintenance efficiency, reducing the maintenance cost and prolonging the service life of the device.

[0017] 3. As a preferred embodiment of the utility model, the first adjusting nut has a first boss, a second boss and an adjusting handle, the outer diameter of the first boss matches the inner diameter of the sleeve, so as to enlarge the contact area of the bottom of the sleeve and the first adjusting nut and improve the stability, the adjusting handle is designed to improve the convenience of using the device, make the operation more labor-saving and provide a better hand feeling. Meanwhile, the top holder has a reinforcing rib plate at the bottom, which further improves the carrying capacity of the top holder, reduces the risk of deformation or damage caused by carrying too much weight and guarantees the safety in the construction process.

[0018] 4、As a preferred embodiment of the utility model, the sleeve is provided with an observation hole, and the observation hole provides a convenient way for the operator to observe the internal condition. Thus, through the observation hole, the cooperation state and movement condition of the threaded rod and the first adjusting nut can be observed in real time, and whether there is abnormal wear, loosening and other problems can be observed, which helps to discover potential faults and hidden dangers in time, takes measures in advance for processing, ensures the stable operation of the device, and avoids safety accidents or construction delay caused by failure to discover in time.

[0019] 5、As a preferred embodiment of the utility model, the bottom of the base is provided with anti-skid lines, so that the friction between the base and the supporting surface is increased through the effect of the anti-skid lines. In the application scene such as building construction, the ground conditions are complex and various, and the anti-skid lines can effectively prevent the base from sliding on the supporting surface, ensure the stability of the entire combined support frame during use, improve the construction safety, reduce the safety risk caused by the sliding of the base, and provide a more reliable working environment for the construction personnel. BRIEF DESCRIPTION OF DRAWINGS

[0020] The drawings described herein are used to provide further understanding of the utility model and constitute a part of the utility model. The illustrative embodiments of the utility model and the description thereof are used to explain the utility model, and do not constitute improper limitation on the utility model. In the drawings:

[0021] Figure 1 It is a structure schematic view of the vertical rod height adjusting device of the combined support frame according to the embodiment of the utility model;

[0022] Figure 2 It is a cooperation structure schematic view of the first adjusting nut and the vertical rod according to the embodiment of the utility model;

[0023] Figure 3 It is a cooperation structure schematic view of the second adjusting nut and the vertical rod according to the embodiment of the utility model;

[0024] Figure 4 It is a structure schematic view of the observation hole on the sleeve according to the embodiment of the utility model;

[0025] Figure 5 It is a structure schematic view of the anti-skid lines of the base according to the embodiment of the utility model;

[0026] Figure 6 It is a structure schematic view of the reinforcing rib plate at the bottom of the top support according to the embodiment of the utility model;

[0027] REFERENCE SIGNS

[0028] 1, base; 11, threaded rod; 12, anti-skid lines;

[0029] 2. first adjusting nut; 21. first boss; 22. second boss; 23. adjusting handle;

[0030] 3. sleeve; 31. observation hole;

[0031] 4. vertical rod; 41. hollow part;

[0032] 5. second adjusting nut;

[0033] 6. adjusting rod;

[0034] 7. top support;

[0035] 8. reinforcing rib plate. DETAILED DESCRIPTION

[0036] In order to more clearly illustrate the overall concept of the present application, the following will be described in detail with reference to the accompanying drawings.

[0037] In the following description, a number of specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can be practiced in other ways different from those described herein, therefore, the scope of protection of the present application is not limited by the specific embodiments disclosed below.

[0038] In addition, in the description of the present application, it should be understood that the terms "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0039] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0040] In the present application, unless otherwise expressly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. In the description of the present application, the description of the terms "embodiment", "example", "one embodiment", "example" or "specific example" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0041] Embodiment 1

[0042] As shown in Figure 1 , Figure 2 , a vertical rod height adjusting device of a combined support frame, the base 1 has a threaded rod matched with the first adjusting nut 2, the vertical rod 4 has a hollow part 41, the threaded rod 11 extends into the hollow part 41, so that the threaded rod 11 moves axially along the hollow part 41 by rotating the first adjusting nut 2, since the threaded rod 11 is connected with the first adjusting nut 2, and the first adjusting nut 2 is relatively fixed with the sleeve 3, the rotation of the first adjusting nut 2 will drive the threaded rod 11 to move axially in the hollow part of the vertical rod, change the length of the threaded rod 11 extending into the hollow part 41 of the vertical rod 4, realize the height of the vertical rod, solve the problem that the adjusting nut of the vertical rod height adjusting device of the combined support frame drives the vertical rod to rotate synchronously when rotating, improve the stability of the vertical rod height adjusting device of the combined support frame, and reduce the occurrence of safety problems.

[0043] In addition, as shown in Figure 1 , the vertical rod height adjusting device of the combined support frame further comprises a top support 7 and a second adjusting nut 5, the bottom of the top support 7 has an adjusting rod 6 matched with the second adjusting nut 5, the adjusting rod 6 extends into the hollow part 41, so that the adjusting rod 6 moves axially along the hollow part 41 by rotating the second adjusting nut 5, the height of the device can be adjusted up and down, so as to meet the demand for the height of the combined support frame in different construction scenes, the operation is simple, without the need for complex tools or professional skills, and the efficiency of adjusting the height of the combined support frame in the construction process is greatly improved.

[0044] Further, the sleeve 3 and the vertical rod 4 are detachably connected, and the detachable connection mode can be threaded connection, magnetic connection and various connection modes, the detachable connection can meet different demands and application scenes, and the device can be repaired and replaced when it fails or parts are damaged, so that the maintenance difficulty is reduced and the service life of the device is prolonged.

[0045] Further, as shown in Figure 4As shown, the sleeve 3 is provided with an observation hole 31. The observation hole 31 enables the operator to intuitively understand the running status of the key components inside the device, discover potential problems in time and handle them, thereby avoiding safety accidents or construction delays caused by failure to discover the problems in time.

[0046] Further, the base 1 is provided with anti-skid lines 12 at the bottom. The anti-skid lines provided at the bottom of the base can increase the friction between the base and the supporting surface, effectively enhance the stability of the entire combined support frame on the supporting surface, and reduce the safety risks caused by sliding of the base, thereby providing a more reliable working environment for the construction personnel.

[0047] Further, as shown in Figure 6 Unlike the embodiment 1, the reinforcing rib plate 8 is a plurality of pieces, and two pieces are symmetrically connected to the bottom of the top support 7. When a larger construction load is borne, the reinforcing rib plate 8 can effectively resist deformation such as bending and twisting, improve the capacity of the top support to bear heavy objects, reduce the risk of deformation or damage caused by bearing too much load, help to enhance the stability of the entire height adjusting device, and ensure safety during construction. The connection mode of the reinforcing rib plate 8 and the top support 7 can be various, such as welding, magnetic attraction, bolt connection, etc., as long as it can meet the stable effect.

[0048] Embodiment 2

[0049] As shown in Figure 2 Unlike the embodiment 1, the first adjusting nut 2 has a first boss 21, a second boss 22, and an adjusting handle 23. The outer diameter of the first boss 21 is the same as the inner diameter of the sleeve 3, and the outer diameter of the second boss 22 is the same as the inner diameter of the vertical rod, so as to prevent the vertical rod 4 from shaking and enhance the stability of the device. The adjusting handle 23 is symmetrically arranged on both sides of the first boss 21. The adjusting handle 23 can have various shapes, such as butterfly shape, straight line shape, and plum blossom shape, aiming to improve the convenience of use of the device, make the operation more labor-saving, and also provide a better hand feeling. The second adjusting nut 5 can adopt the same structure as the first adjusting nut 2, and as shown in Figure 3 the end of the second adjusting nut 5 away from the first boss 21 and the second boss 22 is provided with a matching groove with the same outer diameter as the vertical rod.

[0050] The parts not described in the utility model can be realized by adopting or referring to the existing technology.

[0051] Each embodiment in the specification is described in a progressive manner, and the same or similar parts between each embodiment can be mutually referred to. Each embodiment mainly describes the differences from other embodiments.

[0052] The above merely describes the embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of claims of the present application.

Claims

1. A height adjustment device for the upright of a combined support frame, comprising a base (1), a first adjusting nut (2), and an upright (4), characterized in that, The base (1) has a threaded rod (11) that engages with the first adjusting nut (2), and the upright (4) has a hollow portion (41). The threaded rod (11) extends into the hollow portion (41) so that the threaded rod (11) can move axially along the hollow portion (41) by rotating the first adjusting nut (2).

2. The upright height adjustment device of the combined support frame according to claim 1, characterized in that, It also includes a sleeve (3) that cooperates with the first adjusting nut (2), the sleeve (3) being detachably connected to the bottom of the upright (4).

3. The upright height adjustment device of the combined support frame according to claim 2, characterized in that, An observation hole (31) is provided on the sleeve (3).

4. The upright height adjustment device of the combined support frame according to claim 3, characterized in that, The first adjusting nut (2) has a first boss (21), a second boss (22) and an adjusting handle (23).

5. The upright height adjustment device of the combined support frame according to claim 4, characterized in that, The outer diameter of the first boss (21) is the same as the inner diameter of the sleeve (3), and the outer diameter of the second boss (22) is the same as the inner diameter of the upright (4).

6. The upright height adjustment device of the combined support frame according to claim 1, characterized in that, It also includes a top support (7) and a second adjusting nut (5). The bottom of the top support (7) has an adjusting rod (6) that cooperates with the second adjusting nut (5). The adjusting rod (6) extends into the hollow part (41) so that the adjusting rod can move axially along the hollow part (41) by rotating the second adjusting nut (5).

7. The upright height adjustment device for a combined support frame according to claim 6, characterized in that, The bottom of the top support (7) is provided with a reinforcing rib plate (8).

8. The upright height adjustment device of the combined support frame according to claim 1, characterized in that, The base (1) has anti-slip texture (12) on its bottom.

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