A promotional display stand for engineering construction services

Abstract

The utility model relates to the technical field of engineering construction, and discloses a publicity display stand for engineering construction services, comprising a connecting column one, a connecting column two being hinged on the top of the connecting column one, a receiving groove one being provided on the front of the connecting column two, one end of a fixing rod being hinged inside the storing groove one, and a clamping mechanism being arranged on the fixing rod; the clamping mechanism comprises a limiting rod, a clamping plate, a spring, a circular plate, and a handle, the clamping plate being arranged on the front of the fixing rod, the limiting rod being fixedly mounted on the front of the fixing rod, and penetrating the clamping plate and being slidably connected with the clamping plate; the utility model drives the clamping plate away from the fixing rod by pulling the handle, and then puts the top part of the poster between the clamping plate and the fixing rod, and loosens the handle so that the clamping plate clamps and fixes the poster under the action of the spring, so as to achieve the purpose of display, and no accessories need to be arranged on the poster, and the utility model is highly practical.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering construction, in particular to a publicity display frame for engineering construction services. Background Art

[0002] Engineering construction is a special accounting subject for construction and installation enterprises to collect and calculate engineering costs. It is an activity of new construction, expansion, and reconstruction of construction projects according to the requirements of construction engineering design documents. Engineering construction has four details: labor costs, material costs, machinery costs, and other direct costs. The process and the entire process of engineering construction are very complicated. During the construction process, in order to closely cooperate with the government's management, the progress and details of the construction need to be displayed. Promotional display stands are a good display that can display various details in the construction of construction projects and significantly magnify the company's highlights and the advantages of the project.

[0003] For example, the Chinese patent publication number is CN215770430U, and the technical solution disclosed in the patent document is as follows: a promotional display stand for engineering construction services, including a supporting bottom box, a vertically arranged supporting top box is hinged at the top position of one side of the supporting bottom box, and a horizontally arranged storage groove is provided on the side where the supporting bottom box and the supporting top box are closed. The bottom inner wall of the supporting bottom box and the top inner wall of the supporting top box are both fixed with a fixed rotating seat by bolts, a first hole is provided on one side of the fixed rotating seat, and a rotating column 1 is fixed to the circumferential inner wall of the first hole, and a vertically arranged rotating support rod 2 is connected to the circumferential outer wall of the rotating column 1 through a bearing sleeve.

[0004] The existing technology has the following problems:

[0005] After the promotional display stand is unfolded, the prior art can only display posters with round hole buckles, and posters are generally designed as a whole paper without round hole buckles, which causes the above-mentioned promotional display stand to have certain limitations and low practicality. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] In view of the deficiencies in the prior art, the utility model provides a publicity display stand for engineering construction services.

[0008] (II) Technical solution

[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a publicity display rack for engineering construction services, comprising a connecting column one, a connecting column two being hingedly connected to the top of the connecting column one, a receiving groove one being provided on the front side of the connecting column two, one end of a fixing rod being hingedly connected to the interior of the storing groove one, and a clamping mechanism being provided on the fixing rod; the clamping mechanism comprises a limiting rod, a splint, a spring, a round plate, and a handle, the splint being provided on the front side of the fixing rod, the limiting rod being fixedly installed on the front side of the fixing rod, and penetrating through the splint and being slidably connected to the splint, and the spring being sleeved on the outer wall of the limiting rod.

[0010] Preferably, the circular plate is fixedly mounted on the front end of the limiting rod, and the two ends of the spring are respectively fixedly connected to the back side of the circular plate and the front side of the clamping plate, and the clamping force can be provided by arranging the spring.

[0011] Preferably, the handle is fixedly mounted on the front side of the splint, and the number of the clamping mechanisms is two, which are respectively arranged on the left and right sides of the second connecting column, so that the splint can be pulled conveniently by providing the handle.

[0012] Preferably, a second storage groove is provided on the front side of the fixing rod, a support rod is hinged inside the second storage groove, and a notch is provided at the bottom of the support rod, so that the support rod can be rotated conveniently by providing the notch.

[0013] Preferably, a groove and a storage groove three are provided on the back side of the connecting column one, and a supporting leg is hinged inside the storage groove three, so that the supporting leg can be stored by providing the storage groove three.

[0014] Preferably, a ball is fixedly installed at one end of the supporting leg, and the number of the supporting leg, the storage slot three and the ball is two, which are symmetrically arranged on the left and right sides of the groove. By setting the supporting leg, the unfolded connecting column one and the connecting column two can be supported so that they can be placed at an angle, and the setting of the ball improves the stability of the support.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a promotional display stand for engineering construction services, which has the following beneficial effects:

[0017] 1. This kind of publicity display stand for engineering construction services can achieve the purpose of display by pulling the handle to drive the clamping plate away from the fixing rod, and then putting the top part of the poster between the clamping plate and the fixing rod, and loosening the handle so that the clamping plate can clamp and fix the poster under the action of the spring, without setting any accessories on the poster, and it is highly practical.

[0018] 2. This kind of publicity display stand for engineering construction services can support the unfolded poster by holding the notch to rotate the support rod when displaying the poster, so that the support rod is rotated to be perpendicular to the fixed rod, thereby improving the display effect.

[0019] 3. The publicity display stand for engineering construction services can be folded by folding the posters and placing them inside the groove, then folding the supporting legs and rotating the second connecting column, so that the publicity display stand can be folded for easy storage and carrying, so that the posters and the publicity display stand can be stored together to avoid loss. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the back structure of the second connecting column of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the clamping mechanism of the utility model;

[0024] In the figure: 1. Connecting column one; 2. Connecting column two; 3. Storage slot one; 4. Fixing rod; 5. Clamping mechanism; 51. Limiting rod; 52. Clamping plate; 53. Spring; 54. Round plate; 55. Handle; 6. Storage slot two; 7. Support rod; 8. Notch; 9. Groove; 10. Storage slot three; 11. Support leg; 12. Ball. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Example 1

[0027] like Figure 1-3As shown, the utility model provides a publicity display stand for engineering construction services, including a connecting column 1, the top of the connecting column 1 is hinged with a connecting column 2, when the connecting column 1 and the connecting column 2 are unfolded, the top of the connecting column 1 is magnetically connected and fixed to the bottom of the connecting column 2 to avoid self-rotation, when the two are folded, the back of the connecting column 1 and the back of the connecting column 2 are also fixed by magnetic attraction, which is the prior art and will not be repeated in detail, a storage slot 3 is provided on the front of the connecting column 2, one end of a fixing rod 4 is hinged inside the storage slot 3, the fixing rod 4 is hinged by a damping shaft, and has a damping feeling when rotating, and a clamping mechanism 5 is provided on the fixing rod 4; the clamping mechanism 5 includes It includes a limit rod 51, a clamping plate 52, a spring 53, a circular plate 54, and a handle 55. The clamping plate 52 is arranged on the front side of the fixing rod 4. The limit rod 51 is fixedly installed on the front side of the fixing rod 4, and passes through the clamping plate 52 and is slidably connected with the clamping plate 52. The spring 53 is sleeved on the outer wall of the limit rod 51. The circular plate 54 is fixedly installed on the front end of the limit rod 51. The two ends of the spring 53 are respectively fixedly connected to the back side of the circular plate 54 and the front side of the clamping plate 52. The spring 53 can provide clamping force. The handle 55 is fixedly installed on the front side of the clamping plate 52. There are two clamping mechanisms 5, which are respectively arranged on the left and right sides of the connecting column 2. The handle 55 is arranged to facilitate pulling the clamping plate 52.

[0028] In this embodiment, the handle 55 is pulled to drive the clamping plate 52 away from the fixing rod 4, and then the top part of the poster is placed between the clamping plate 52 and the fixing rod 4. The handle 55 is released so that the clamping plate 52 clamps and fixes the poster under the action of the spring 53, thereby achieving the purpose of display. There is no need to set any accessories on the poster, and it is highly practical.

[0029] Example 2

[0030] like Figure 1-3 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a storage groove 2 6 is opened on the front of the fixing rod 4, and a support rod 7 is hinged inside the storage groove 2 6. The support rod 7 is hinged by a damping shaft and can be fixed at a desired position after rotation, and can be stably stored in the storage groove 2 6. A notch 8 is opened at the bottom of the support rod 7, and the notch 8 is provided to facilitate the rotation of the support rod 7.

[0031] In this embodiment, when displaying a poster, the support rod 7 is rotated by holding the notch 8 so that the support rod 7 is rotated to be perpendicular to the fixing rod 4, so that the unfolded poster can be supported and the display effect can be improved.

[0032] Example 3

[0033] like Figure 1-3As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a groove 9 and a storage groove three 10 are provided on the back of the connecting column 1, and a support leg 11 is hinged inside the storage groove three 10. The support leg 11 is hinged by a damping shaft and can be fixed in a rotating position. The support leg 11 can be stored by setting the storage groove three 10, and a ball 12 is fixedly installed at one end of the support leg 11. The number of the support leg 11, the storage groove three 10 and the ball 12 are all two, and are symmetrically arranged on the left and right sides of the groove 9.

[0034] In this embodiment, the support legs 11 are provided to support the unfolded connecting column 1 and the connecting column 2 so that they can be placed at an angle, and the provision of the ball 12 improves the stability of the support.

[0035] The following is a detailed description of the working principle of this kind of promotional display stand for engineering construction services.

[0036] like Figure 1-3 As shown, when in use, the handle 55 is pulled to drive the clamping plate 52 away from the fixing rod 4, and then the top part of the poster is placed between the clamping plate 52 and the fixing rod 4, and the handle 55 is released so that the clamping plate 52 clamps and fixes the poster under the action of the spring 53, so that the purpose of display can be achieved. There is no need to set any accessories on the poster, and it is highly practical. When displaying the poster, the notch 8 is pinched to rotate the support rod 7, so that the support rod 7 is rotated to be perpendicular to the fixing rod 4, so that the unfolded poster can be supported to improve the display effect. By folding the poster and placing it inside the groove 9, then folding the supporting legs 11, and rotating the connecting column 2, the promotional display stand can be folded for easy storage and carrying; the above is the working process of the entire device, and the contents not described in detail in this manual belong to the existing technology known to professional and technical personnel in this field.

Claims

1. A promotional display stand for engineering construction services, comprising a connecting column (1), characterized in that: The top of the connecting column 1 (1) is hingedly connected to the connecting column 2 (2), the front of the connecting column 2 (2) is provided with a receiving groove 1 (3), the interior of the receiving groove 1 (3) is hingedly connected to one end of a fixing rod (4), and the fixing rod (4) is provided with a clamping mechanism (5); The clamping mechanism (5) comprises a limiting rod (51), a clamping plate (52), a spring (53), a circular plate (54), and a handle (55); the clamping plate (52) is arranged on the front side of the fixing rod (4); the limiting rod (51) is fixedly mounted on the front side of the fixing rod (4) and penetrates through the clamping plate (52) and is slidably connected to the clamping plate (52); and the spring (53) is sleeved on the outer wall of the limiting rod (51).

2. A promotional display stand for engineering construction services according to claim 1, characterized in that: The circular plate (54) is fixedly mounted on the front end of the limiting rod (51), and the two ends of the spring (53) are respectively fixedly connected to the back side of the circular plate (54) and the front side of the clamping plate (52).

3. The publicity display stand for engineering construction services according to claim 2, characterized in that: The handle (55) is fixedly mounted on the front side of the clamping plate (52). The number of the clamping mechanisms (5) is two and they are respectively arranged on the left and right sides of the second connecting column (2).

4. The promotional display stand for engineering construction services according to claim 1, characterized in that: The front side of the fixing rod (4) is provided with a second receiving groove (6), the interior of the second receiving groove (6) is hinged with a support rod (7), and the bottom of the support rod (7) is provided with a notch (8).

5. The publicity display stand for engineering construction services according to claim 1, characterized in that: The back of the connecting column one (1) is provided with a groove (9) and a receiving groove three (10), and a supporting leg (11) is hinged inside the receiving groove three (10).

6. The publicity display stand for engineering construction services according to claim 5, characterized in that: A round ball (12) is fixedly mounted on one end of the support leg (11); the number of the support leg (11), the third storage slot (10) and the round ball (12) are all two, and are symmetrically arranged on the left and right sides of the groove (9).

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