Construction protection support for civil air defense engineering

Abstract

The utility model discloses a construction protection support for civil air defense engineering, which relates to the technical field of civil air defense engineering and comprises a cross beam, stand columns are arranged on the left side and the right side of the lower end of the cross beam, and a bottom plate is arranged at the lower ends of the stand columns. According to the construction protection support of the civil air defense project, a rotary knob is rotated to drive a lead screw to rotate, the lead screw drives a positioning supporting foot to descend under the action of threads, a positioning anchor is inserted into the ground, anchoring of the positioning supporting foot is achieved, accordingly, positioning supporting of a bottom plate is achieved, and the supporting stability of the lower end of a stand column is improved; vibration generated in the construction process is transmitted to a supporting plate and an arc-shaped plate through a wall, the vibration borne by the supporting plate is buffered through a first shock absorber, damping protection of a first telescopic air cylinder is achieved, vibration borne by supporting wheels is buffered through a second shock absorber and a third shock absorber, damping protection of a second telescopic air cylinder and a third telescopic air cylinder is achieved, and the service life of the supporting wheels is prolonged. Loss of the telescopic air cylinder caused by vibration impact is effectively reduced, and the service life of the protection support is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of civil air defense projects, in particular to a construction protection bracket for civil air defense projects. Background Art

[0002] Civil air defense projects refer to underground protective buildings built separately to ensure the sheltering of personnel and materials, civil air defense command, and medical rescue in wartime, as well as basements built in combination with ground buildings that can be used for air defense in wartime. During the construction of civil air defense projects, protective supports are required for auxiliary support to improve stability and safety during the construction process.

[0003] For example, publication number CN217632528U discloses a defense engineering support structure, which relates to the technical field of civil air defense engineering, including a mounting plate, the top wall of the mounting plate is fixed with a supporting vertical rod, the top of the supporting vertical rod is hinged with a supporting arc plate through a hinge shaft, both sides of the top wall of the mounting plate are installed with traction components fixed to the inner wall of the supporting arc plate, the bottom wall of the mounting plate is fixed with multiple groups of mounting tubes, the inner cavities of the multiple groups of mounting tubes are provided with mounting vertical rods that penetrate the bottom walls of the mounting tubes, and the outer walls of the multiple groups of mounting vertical rods are evenly sleeved with sleeve frames. The present application sleeves the sleeve frame onto the mounting vertical rod, and then inserts the mounting vertical rod into the mounting tube, starts the traction component to adjust the arc angle of the supporting arc plate, so that the supporting arc plate and the top wall of the civil air defense engineering are fitted together, and starts the first transverse telescopic component to drive the supporting vertical plate to move until it fits together with the side wall of the civil air defense engineering, so as to facilitate and quickly install the civil air defense engineering support structure and improve the construction quality and efficiency of the civil air defense engineering;

[0004] The civil air defense construction protection bracket in the utility model lacks a supporting and fixing structure with the ground, which causes the protection bracket to be easily displaced or even tilted when impacted in the front and rear directions during the assembly process, affecting the stability of the protection bracket. At the same time, the lack of shock-absorbing function of the supporting structure causes the protection bracket to suffer greater wear and tear due to vibration and impact at the construction site, affecting the overall service life of the protection bracket. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a construction protection bracket for civil air defense projects, which solves the problem that the construction protection bracket for civil air defense projects lacks a supporting and fixing structure with the ground, which causes the protection bracket to be easily displaced or even tilted when impacted in the front and rear directions during the assembly process, affecting the stability of the protection bracket. At the same time, there is a lack of shock-absorbing function for the supporting structure, which causes the protection bracket to suffer great wear and tear due to vibration and impact at the construction site, affecting the overall service life of the protection bracket.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a construction protection support for civil air defense projects, comprising a crossbeam, columns are arranged on the left and right sides of the lower end of the crossbeam, a bottom plate is arranged at the lower end of the column, a universal wheel is arranged at the lower end of the bottom plate, a screw rod is threadedly connected to the surface of the bottom plate, a positioning foot is arranged at the lower end of the screw rod, a support seat is arranged on the side of the column away from each other, a telescopic cylinder 1 is arranged at one end of the support seat close to the column, a support plate is arranged on the outer side of the support seat, a shock absorber 1 is arranged on the inner side of the support plate, an arc plate is arranged above the crossbeam, telescopic cylinder 2 is arranged on the left and right sides of the upper end of the crossbeam, shock absorber 2 is fixedly installed at the output end of the telescopic cylinder 2, and a support wheel is fixedly installed at one end of the shock absorber 2 close to the arc plate, a telescopic cylinder 3 is arranged at the upper end of the crossbeam, shock absorber 3 is fixedly installed at the output end of the telescopic cylinder 3, and the same support wheel is fixedly installed at the upper end of the shock absorber 3.

[0007] Preferably, two upright posts are symmetrically arranged on both sides, the upper ends of the upright posts and the lower ends of the cross beams are detachably connected via a connector, and the lower ends of the upright posts and the upper ends of the base plates are fixedly connected, so as to facilitate assembly of the upright posts and the cross beams.

[0008] Preferably, the upper end of the screw rod extends to the upper end of the base plate and is fixedly mounted with a knob, the lower end of the screw rod extends to the lower end of the base plate and is rotatably connected to the upper end of the positioning leg, and the lower end of the positioning leg is provided with a positioning anchor to facilitate the positioning of the lower end of the column.

[0009] Preferably, the support seats are multiple and stacked up and down, and are detachably connected via connecting pieces. The output end of the telescopic cylinder is fixedly connected to the support seat, and a sliding sleeve is fixedly installed on one end of the telescopic cylinder close to the column. The sliding sleeve and the surface of the column are slidably connected to facilitate the stacking and assembly of the support seats.

[0010] Preferably, the support plate is located on the side of the support seat away from the telescopic cylinder 1 and has a U-shaped structure design. The support seat and the inner side of the support plate are slidably connected, one end of the shock absorber 1 is fixedly connected to the surface of the support seat, and the other end of the shock absorber 1 is fixedly connected to the inner side of the support plate. A plurality of shock absorbers 1 are located on the inner side of the support seat and are arranged in parallel up and down, which is convenient for buffering the vibration impact on the support plate and realizing shock-absorbing protection for the telescopic cylinder 1.

[0011] Preferably, the lower end of the arc-shaped plate and the cross beam are fixedly connected via a connecting column, and traction components are provided on the left and right sides of the lower end of the arc-shaped plate to facilitate adjustment of the curvature of the arc-shaped plate.

[0012] Preferably, two telescopic cylinders II are symmetrically arranged on the left and right and are fixedly connected to the cross beam through a mounting plate, and four telescopic cylinders III are symmetrically arranged on the left and right. The lower end of the telescopic cylinder III is fixedly connected to the cross beam, and the support wheel and the surface of the lower end of the arc plate fit tightly, which is convenient for shock-absorbing support of the arc plate, thereby realizing shock-absorbing protection for telescopic cylinders II and III.

[0013] Beneficial Effects

[0014] The utility model provides a construction protection bracket for civil air defense projects. Compared with the prior art, it has the following advantages:

[0015] Beneficial effects:

[0016] 1. The construction protection support of the civil air defense project is equipped with a base plate, a screw rod, a knob, a positioning foot, and a positioning anchor. The screw rod is driven to rotate by turning the knob, so that the screw rod drives the positioning foot to descend under the action of the thread, and the positioning anchor is inserted into the ground to anchor the positioning foot, thereby achieving positioning support for the base plate and increasing the stability of the support at the lower end of the column.

[0017] 2. The construction protection bracket of the civil air defense project is provided with a support plate, an arc plate, shock absorber 1, shock absorber 2 and shock absorber 3. The vibration generated during the construction process is transmitted to the support plate and the arc plate through the wall. The vibration received by the support plate is buffered by the shock absorber 1, so as to realize the shock absorption protection of the telescopic cylinder 1. The vibration received by the support wheel is buffered by the shock absorber 2 and shock absorber 3, so as to realize the shock absorption protection of the telescopic cylinder 2 and telescopic cylinder 3, thereby effectively reducing the loss of the telescopic cylinder caused by the vibration impact and extending the overall service life of the protection bracket. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 3 It is a schematic diagram of the enlarged structure of point A of the utility model;

[0021] Figure 4 This is a schematic diagram of the three-dimensional structure of the support base of the utility model;

[0022] Figure 5 This is a front view half-section structure schematic diagram of the support seat of the utility model.

[0023] In the figure: 1. crossbeam; 2. column; 3. bottom plate; 4. universal wheel; 5. screw rod; 51. knob; 6. positioning foot; 61. positioning anchor; 7. support seat; 8. telescopic cylinder 1; 81. sliding sleeve; 9. support plate; 10. shock absorber 1; 11. arc plate; 111. traction assembly; 12. telescopic cylinder 2; 13. shock absorber 2; 14. support wheel; 15. telescopic cylinder 3; 16. shock absorber 3. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5 The utility model provides a technical solution: a construction protection bracket for civil air defense engineering, including a cross beam 1, columns 2 are arranged on the left and right sides of the lower end of the cross beam 1, a bottom plate 3 is arranged at the lower end of the column 2, and two columns 2 are symmetrically arranged on the left and right sides. The upper ends of the columns 2 and the lower ends of the cross beam 1 are detachably connected through a connecting piece, the lower ends of the columns 2 and the upper ends of the bottom plates 3 are fixedly connected, a universal wheel 4 is arranged at the lower end of the bottom plate 3, a screw rod 5 is threadedly connected to the surface of the bottom plate 3, a positioning foot 6 is arranged at the lower end of the screw rod 5, the upper end of the screw rod 5 extends to the upper end of the bottom plate 3 and is fixedly installed with a knob 51, the lower end of the screw rod 5 extends to the lower end of the bottom plate 3, and is rotatably connected to the upper end of the positioning foot 6, the lower end of the positioning foot 6 is provided with a positioning anchor 61, the columns 2 are far from each other A support seat 7 is provided on the side away from the support seat 7, and a telescopic cylinder 8 is provided on one end of the support seat 7 close to the column 2. A plurality of support seats 7 are provided in an up-and-down stacking manner and are detachably connected through a connecting piece. The output end of the telescopic cylinder 8 is fixedly connected to the support seat 7, and a sliding sleeve 81 is fixedly installed on one end of the telescopic cylinder 8 close to the column 2. The sliding sleeve 81 is slidably sleeved on the surface of the column 2. The support seat 7 is in an up-and-down stacking state by sleeve-fitting the sliding sleeve 81 on the outside of the column 2, and is connected and fixed by a connecting piece to realize the assembly of the support seat 7. The screw rod 5 is driven to rotate by turning the knob 51, so that the screw rod 5 drives the positioning leg 6 to descend under the action of the thread, so that the positioning anchor 61 is inserted into the ground to realize the anchoring of the positioning leg 6, thereby realizing the positioning support of the base plate 3;

[0026] A support plate 9 is arranged on the outer side of the support seat 7, and a shock absorber 10 is arranged on the inner side of the support plate 9. The support plate 9 is located on the side of the support seat 7 away from the telescopic cylinder 8 and has a U-shaped structure design. The support seat 7 and the inner side of the support plate 9 are slidably connected, one end of the shock absorber 10 is fixedly connected to the surface of the support seat 7, and the other end of the shock absorber 10 is fixedly connected to the inner side of the support plate 9. A plurality of shock absorbers 10 are arranged in parallel up and down on the inner side of the support seat 7. The vibration of the support plate 9 is buffered by the shock absorber 10, so as to realize the shock absorption protection of the telescopic cylinder 8.

[0027] An arc plate 11 is arranged above the cross beam 1, and the lower end of the arc plate 11 is fixedly connected to the cross beam 1 through a connecting column, and traction components 111 are arranged on the left and right sides of the lower end of the arc plate 11, and telescopic cylinders 12 are arranged on the left and right sides of the upper end of the cross beam 1, and shock absorbers 13 are fixedly installed on the output end of the telescopic cylinders 12, and support wheels 14 are fixedly installed on one end of the shock absorbers 13 close to the arc plate 11, and telescopic cylinders 15 are arranged on the upper end of the cross beam 1, and shock absorbers 16 are fixedly installed on the output end of the telescopic cylinders 15, and the upper end of the shock absorbers 16 is fixedly installed with the corresponding With the support wheel 14, two telescopic cylinders 12 are symmetrically arranged on the left and right, and are fixedly connected to the cross beam 1 through a mounting plate, four telescopic cylinders 15 are symmetrically arranged on the left and right, and the lower end of the telescopic cylinder 15 is fixedly connected to the cross beam 1, the support wheel 14 and the surface of the lower end of the arc plate 11 are tightly fitted, and the vibration of the support wheel 14 is buffered by the shock absorber 13 and the shock absorber 16, so as to realize the shock absorption protection of the telescopic cylinder 12 and the telescopic cylinder 15, effectively reduce the loss caused by the vibration impact of the telescopic cylinder, and extend the service life of the whole protective bracket.

[0028] In use, the support seat 7 is assembled by sleeve-fitting the sliding sleeve 81 on the outside of the column 2 so that the support seat 7 is in an up-and-down superimposed state, and the connecting piece is used to connect and fix it, and the support seat 7 is assembled. After the arc plate 11 is driven to bend to a suitable curvature by the traction component 111, the column 2 is driven to move by the universal wheel 4, and the column 2 and the crossbeam 1 are assembled and fixed by the connecting piece. The construction wall is supported by the cooperation of the telescopic cylinder 1 8, the telescopic cylinder 2 12, and the telescopic cylinder 3 15 to realize the assembly of the whole bracket, and the screw rod 5 is driven to rotate by turning the knob 51, so that the screw rod 5 drives the positioning foot 6 to descend under the action of the thread, so that the positioning foot 6 is lowered. The anchor 61 is inserted into the ground to anchor the positioning leg 6, thereby achieving positioning support for the base plate 3, increasing the stability of the support at the lower end of the column 2, and the vibration generated during the construction process is transmitted to the support plate 9 and the arc plate 11 through the wall. The vibration received by the support plate 9 is buffered by the shock absorber 10 to achieve shock absorption protection for the telescopic cylinder 1 8. The vibration received by the support wheel 14 is buffered by the shock absorber 2 13 and the shock absorber 3 16 to achieve shock absorption protection for the telescopic cylinder 2 12 and the telescopic cylinder 3 15, effectively reducing the loss caused by the vibration impact of the telescopic cylinder and extending the overall service life of the protective bracket.

[0029] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A construction protection support for civil air defense engineering, comprising a crossbeam (1), characterized in that: The left and right sides of the lower end of the cross beam (1) are provided with upright posts (2), the lower end of the upright posts (2) is provided with a bottom plate (3), the lower end of the bottom plate (3) is provided with a universal wheel (4), the surface of the bottom plate (3) is threadedly connected with a screw rod (5), the lower end of the screw rod (5) is provided with a positioning foot (6), the side of the upright posts (2) away from each other is provided with a support seat (7), the end of the support seat (7) close to the upright posts (2) is provided with a telescopic cylinder (8), the outer side of the support seat (7) is provided with a support plate (9), and the inner side of the support plate (9) is provided with a shock absorber (1). (10), an arc-shaped plate (11) is arranged above the cross beam (1), telescopic cylinders (12) are arranged on the left and right sides of the upper end of the cross beam (1), a shock absorber (13) is fixedly installed on the output end of the telescopic cylinder (12), a support wheel (14) is fixedly installed on one end of the shock absorber (13) close to the arc-shaped plate (11), a telescopic cylinder (15) is arranged on the upper end of the cross beam (1), a shock absorber (16) is fixedly installed on the output end of the telescopic cylinder (15), and a same support wheel (14) is fixedly installed on the upper end of the shock absorber (16).

2. The construction protection support for civil air defense engineering according to claim 1 is characterized by: Two upright posts (2) are symmetrically arranged on both sides, the upper end of the upright post (2) and the lower end of the crossbeam (1) are detachably connected via a connecting piece, and the lower end of the upright post (2) and the upper end of the bottom plate (3) are fixedly connected.

3. The construction protection support for civil air defense engineering according to claim 1 is characterized by: The upper end of the screw rod (5) extends to the upper end of the base plate (3) and is fixedly mounted with a knob (51); the lower end of the screw rod (5) extends to the lower end of the base plate (3) and is rotatably connected to the upper end of the positioning leg (6); and the lower end of the positioning leg (6) is provided with a positioning anchor (61).

4. The construction protection support for civil air defense engineering according to claim 1 is characterized by: The support seats (7) are arranged in a plurality and are stacked up and down and are detachably connected via a connecting piece. The output end of the telescopic cylinder (8) is fixedly connected to the support seat (7). A sliding sleeve (81) is fixedly installed at one end of the telescopic cylinder (8) close to the column (2). The sliding sleeve (81) is slidably connected to the surface of the column (2).

5. The construction protection support for civil air defense engineering according to claim 1 is characterized by: The support plate (9) is located on a side of the support seat (7) away from the telescopic cylinder (8) and has a U-shaped structure design. The support seat (7) and the inner side of the support plate (9) are slidably connected. One end of the shock absorber (10) is fixedly connected to the surface of the support seat (7), and the other end of the shock absorber (10) is fixedly connected to the inner side of the support plate (9). A plurality of shock absorbers (10) are located on the inner side of the support seat (7) and are arranged in parallel up and down.

6. The construction protection support for civil air defense engineering according to claim 1 is characterized by: The lower end of the arc-shaped plate (11) and the crossbeam (1) are fixedly connected via a connecting column, and traction components (111) are provided on the left and right sides of the lower end of the arc-shaped plate (11).

7. The construction protection support for civil air defense engineering according to claim 6 is characterized by: The telescopic cylinders (12) are arranged in two symmetrical positions on the left and right and are fixedly connected to the cross beam (1) via a mounting plate. The telescopic cylinders (15) are arranged in four symmetrical positions on the left and right. The lower ends of the telescopic cylinders (15) are fixedly connected to the cross beam (1), and the support wheels (14) and the surfaces of the lower ends of the arc-shaped plates (11) are in close contact with each other.

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