CN211976426U

CN211976426U - Telescopic triangular support

Info

Publication number: CN211976426U
Application number: CN202020426549.8U
Authority: CN
Inventors: 吕小东; 陈小波
Original assignee: Zhejiang Lizhongheng Engineering Testing Co ltd
Current assignee: Zhejiang Lizhongheng Engineering Testing Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-20
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses a scalable A-frame, including first support column, the inner chamber of first support column runs through and is provided with the second support column, the top of first support column inner chamber one side sets up threaded hole, the inner chamber threaded connection of screw hole has the threaded rod, the left end fixedly connected with hand wheel of threaded rod, the one end that the hand wheel was kept away from to the threaded rod extends to the inner chamber and the fixedly connected with fixed block of first support column, the one end that the threaded rod was kept away from to the fixed block contacts with the second support column. The utility model discloses a first support column, second support column, screw hole, threaded rod, hand wheel, fixed block, receiver and electric putter's cooperation is used, possesses scalable and the fixed advantage of being convenient for, has solved current A-frame and has not had the flexible function of being convenient for, and current fixing device, can not be reasonable adjust according to the place to reduce the problem of A-frame practicality easily.

Description

Telescopic triangular support

Technical Field

The utility model relates to a A-frame technical field specifically is a scalable A-frame.

Background

The construction of civil and architectural engineering covers the construction of buildings, structures and engineering works in facilities and places in engineering ranges such as ground, underground, land, water, underwater and the like, roads, railways, airports, bridges, water conservancy, ports, tunnels, water supply and drainage, protection and the like, and comprises various techniques such as survey, design, construction, maintenance, management and the like in the engineering construction process, survey is needed in the engineering construction process, and a triangular support is needed to be used for auxiliary operation in the survey process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scalable A-frame possesses scalable and the fixed advantage of being convenient for, has solved current A-frame and has not had the flexible function of being convenient for, and current fixing device, can not be reasonable adjust according to the place to reduce the problem of A-frame practicality easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a scalable A-frame, includes first support column, the inner chamber of first support column runs through and is provided with the second support column, the threaded hole is seted up at the top of first support column inner chamber one side, the inner chamber threaded connection of screw hole has the threaded rod, the left end fixedly connected with hand wheel of threaded rod, the one end that the hand wheel was kept away from to the threaded rod extends to the inner chamber and the fixedly connected with fixed block of first support column, the one end that the threaded rod was kept away from to the fixed block contacts with the second support column.

Preferably, the bottom fixedly connected with receiver of first support column inner chamber, the top fixedly connected with electric putter of receiver inner chamber, electric putter's bottom fixedly connected with carriage release lever, the equal fixedly connected with slider in both ends of carriage release lever, the spout that the cooperation slider used is all seted up to the both sides of receiver inner chamber, slider and spout sliding connection, the fixed awl of the bottom fixedly connected with of carriage release lever.

Preferably, the bottom of the first support column is fixedly connected with an anti-slip pad, a through groove is formed in an inner cavity of the anti-slip pad, and the diameter of the through groove is larger than that of the fixed cone.

Preferably, the top of the two sides of the fixed cone is fixedly connected with a connecting block, one side of the connecting block, far away from the fixed cone, is fixedly connected with a convex block, and the inner cavity of the convex block is movably connected with a pedal through a pin shaft.

Preferably, the top of the second support column is movably connected with a placing plate, and the number of the first support column and the second support column is three.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a first support column, second support column, screw hole, threaded rod, hand wheel, fixed block, receiver and electric putter's cooperation is used, possesses scalable and the fixed advantage of being convenient for, has solved current A-frame and has not had the flexible function of being convenient for, and current fixing device, can not be reasonable adjust according to the place to reduce the problem of A-frame practicality easily.

2. The utility model discloses a set up electric putter, can be convenient for fall fixed awl to be convenient for fix this A-frame, through setting up the slipmat, can improve the stability of this A-frame, through setting up the footboard, can be convenient for fix fixed awl subaerial.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial sectional view of the structure of the present invention;

fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

In the figure: 1. a first support column; 2. a second support column; 3. a threaded hole; 4. a threaded rod; 5. a hand wheel; 6. a fixed block; 7. a storage box; 8. an electric push rod; 9. a travel bar; 10. a slider; 11. a chute; 12. a fixed cone; 13. a non-slip mat; 14. a through groove; 15. connecting blocks; 16. a bump; 17. a pedal; 18. placing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a telescopic tripod comprises a first supporting column 1, a second supporting column 2 is arranged in an inner cavity of the first supporting column 1 in a penetrating manner, a threaded hole 3 is formed in the top of one side of the inner cavity of the first supporting column 1, a threaded rod 4 is connected to the inner cavity of the threaded hole 3 in a threaded manner, a hand wheel 5 is fixedly connected to the left end of the threaded rod 4, one end, away from the hand wheel 5, of the threaded rod 4 extends to the inner cavity of the first supporting column 1 and is fixedly connected with a fixing block 6, one end, away from the threaded rod 4, of the fixing block 6 is in contact with the second supporting column 2, a storage box 7 is fixedly connected to the bottom of the inner cavity of the first supporting column 1, an electric push rod 8 is fixedly connected to the top of the inner cavity of the storage box 7, a fixing cone 12 can be conveniently lowered by arranging the electric push rod 8, the both sides of receiver 7 inner chamber all set up the spout 11 that cooperation slider 10 used, slider 10 and spout 11 sliding connection, the fixed awl 12 of bottom fixedly connected with of carriage release lever 9, the bottom fixedly connected with slipmat 13 of first support column 1, through setting up slipmat 13, can improve the stability of this A-frame, logical groove 14 has been seted up to the inner chamber of slipmat 13, the diameter that leads to groove 14 is greater than the diameter of fixed awl 12, the equal fixedly connected with connecting block 15 in top of fixed awl 12 both sides, one side fixedly connected with lug 16 of fixed awl 12 is kept away from to connecting block 15, the inner chamber of lug 16 has the footboard 17 through round pin axle swing joint, through setting up footboard 17, can be convenient for fix fixed awl 12 subaerial, the top swing joint of second support column 2 places board 18, the quantity of first support column 1 and second support column 2 is three, through first support column 1, Second support column 2, screw hole 3, threaded rod 4, hand wheel 5, fixed block 6, receiver 7 and electric putter 8's cooperation is used, possesses scalable and the fixed advantage of being convenient for, has solved current A-frame and has not had the flexible function of being convenient for with current fixing device, can not be reasonable adjust according to the place to reduce the problem of A-frame practicality easily.

During the use, when the height of placing board 18 is adjusted to needs, through dragging second support column 2, make second support column 2 stretch out the inner chamber of first support column 1, can reach height-adjusting's effect, adjust into suitable high back, through rotating hand wheel 5, hand wheel 5 rotates and drives threaded rod 4 and rotate, threaded rod 4 rotates and drives fixed block 6 and remove, fixed block 6 removes and fixes second support column 2, avoid second support column 2 the condition of landing to appear, when needs use fixed awl 12, start electric putter 8 through external controller, electric putter 8 removes and drives carriage release lever 9 and remove, carriage release lever 9 removes and drives slider 10 and slide at the inner chamber of spout 11, carriage release lever 9 removes the inner chamber that can fall out receiver 7 with fixed awl 12, thereby be convenient for fix first support column 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A telescopic A-frame, comprising a first support column (1), characterized in that: the inner chamber of first support column (1) runs through and is provided with second support column (2), threaded hole (3) are seted up at the top of first support column (1) inner chamber one side, the inner chamber threaded connection of screw hole (3) has threaded rod (4), the left end fixedly connected with hand wheel (5) of threaded rod (4), the one end that hand wheel (5) were kept away from in threaded rod (4) extends to the inner chamber and the fixedly connected with fixed block (6) of first support column (1), the one end that threaded rod (4) were kept away from in fixed block (6) contacts with second support column (2).

2. A telescoping tripod according to claim 1, wherein: the utility model discloses a support column, including receiver (7), the top fixedly connected with electric putter (8) of receiver (7) inner chamber, the bottom fixedly connected with carriage release lever (9) of electric putter (8), the equal fixedly connected with slider (10) in both ends of carriage release lever (9), spout (11) that cooperation slider (10) used are all seted up to the both sides of receiver (7) inner chamber, slider (10) and spout (11) sliding connection, the fixed awl (12) of bottom fixedly connected with of carriage release lever (9).

3. A telescoping tripod according to claim 1, wherein: the bottom of the first supporting column (1) is fixedly connected with an anti-slip pad (13), a through groove (14) is formed in an inner cavity of the anti-slip pad (13), and the diameter of the through groove (14) is larger than that of the fixing cone (12).

4. A telescoping tripod according to claim 2, wherein: the top of fixed awl (12) both sides is equal fixedly connected with connecting block (15), one side fixedly connected with lug (16) of fixed awl (12) are kept away from in connecting block (15), the inner chamber of lug (16) has footboard (17) through round pin axle swing joint.

5. A telescoping tripod according to claim 1, wherein: the top swing joint of second support column (2) has places board (18), the quantity of first support column (1) and second support column (2) is three.