CN210598066U

CN210598066U - High-stability diagonal tension door type scaffold

Info

Publication number: CN210598066U
Application number: CN201921003446.4U
Authority: CN
Inventors: 温金希
Original assignee: Guangzhou Safety Scaffolding Co ltd
Current assignee: Guangzhou Safety Scaffolding Co ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-05-22
Anticipated expiration: 2029-07-01

Abstract

The utility model discloses a gate-type scaffold frame draws to one side that stability is high relates to scaffold frame technical field, including two door type framves, running-board and connecting piece, scaffold frame still includes the oblique fixed part that draws that corresponds the setting between two door type framves, and is located the reinforcement part of door type frame lower extreme. This design adopts two pull rods of three pull rods's combined design to replace traditional scaffold frame fixed, the stability and the security of scaffold frame have further been improved, and add at the lower extreme of landing leg and establish branch and loop bar, it is convenient when the scaffold frame uses, with two spinal branch slopes to prolong, make to form triangle stable structure between branch and the landing leg, can further improve the fastness and the security of scaffold frame, avoided scaffold frame upper portion to pile up the too high problem that influences its stability, this design not only operates simple and direct, low cost, and the equipment is convenient, stability is high, the security is strong, suitable extensive using widely.

Description

High-stability diagonal tension door type scaffold

Technical Field

The utility model relates to a scaffold technical field specifically is a gate-type scaffold frame draws to one side that stability is high.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; divide into pole setting formula scaffold, bridge type scaffold, gate-type scaffold, suspension type scaffold, hanging scaffold, choose formula scaffold, climb formula scaffold according to the structural style, along with the development of society, the construction requirement is more and more strict, also is vigilant constantly to the security of construction, and a stability, the good scaffold of security are the indispensable instrument of every construction.

Chinese patent discloses a scaffold (grant publication No. CN 206128590U), which has a holding rod extending from a vertical rod, the holding rod can be positioned through the positioning structure, so that a supporting point for holding can be provided through the holding rod, the holding rod can be retracted into the vertical rod after use, is simple and convenient, the length of the holding rod extending out of the connecting part is adjustable, so the application range of the holding rod can be enlarged, however, the stability of the scaffold designed in the patent is not good enough, and if two pairs of scaffold are stacked, the stability of the scaffold can be greatly reduced, and the pull rods of the scaffold in the current market are all connected by adopting two pull rods in a cross way, the connection mode is too simple and crude, the firmness of the scaffold is not perfect, so that the skilled person in the art provides a diagonal tension door type scaffold with high stability to solve the problems in the background art.

Disclosure of Invention

An object of the utility model is to provide a gate-type scaffold frame draws to one side that stability is high to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-stability diagonal tension portal scaffold comprises two portal frames, a pedal plate and a connecting piece, and further comprises diagonal tension fixing parts correspondingly arranged between the two portal frames and a reinforcing part positioned at the lower end of each portal frame;

two sides of the door-shaped frame are respectively and correspondingly provided with two supporting legs, a cross rod is connected between the two supporting legs at the upper end position, pin rods are correspondingly arranged on the inner sides of the two supporting legs, and the upper end surfaces of the supporting legs are respectively provided with a slot;

the two diagonal fixing parts are arranged, each diagonal fixing part comprises a first pull rod, a second pull rod and a third pull rod, pin holes are formed in the side faces of the two ends of each of the first pull rod, the second pull rod and the third pull rod, and a shaft rod is arranged at the connecting position of the middle parts of the first pull rod, the second pull rod and the third pull rod;

the reinforcing part comprises a loop bar and a threaded rod connected with the lower end of the loop bar, one end of the threaded rod is connected with a supporting rod, the upper end of the loop bar is fixedly connected with a U-shaped clamping seat, the loop bar is connected with a clamping ring through the U-shaped clamping seat, and an adjusting screw penetrates through the side face of the U-shaped clamping seat.

As a further aspect of the present invention: two hooks are correspondingly arranged at two ends of the pedal plate respectively, the pedal plate and the cross rod are fixed through the hooks in a clamping mode, and the pedal plate is a stainless steel grid-type component.

As a further aspect of the present invention: first pull rod, second pull rod and third pull rod are a cylindrical structure, and the length of first pull rod and second pull rod is the same, the length of third pull rod is less than the length of second pull rod and third pull rod, the middle part of first pull rod, second pull rod and third pull rod all is provided with the shaft hole, and just first pull rod, second pull rod and third pull rod pass through the axostylus axostyle through-hole connection.

As a further aspect of the present invention: every be provided with six round pin poles altogether on the door type frame, correspond the inboard that sets up at two landing legs respectively, U type groove has been seted up to the front end of round pin pole, and the inboard that the front end of round pin pole is located U type groove is provided with the backing pin, be provided with the bull stick between U type groove and the backing pin, and the bull stick runs through backing pin and U type groove fixed connection, the length of backing pin is less than the inboard length in U type groove, the external diameter of round pin pole is less than the internal diameter of pinhole.

As a further aspect of the present invention: jacks are formed in the side faces of the upper end and the lower end of the supporting leg and the upper end and the lower end of the connecting piece, the inner diameter of each slot is matched with the outer diameter of the connecting piece, and a circular stop block is arranged in the middle of the connecting piece.

As a further aspect of the present invention: the one end and the branch fixed connection of threaded rod, the position department that the one end of loop bar corresponds the threaded rod sets up the internal thread hole with threaded rod looks adaptation, and the one end of loop bar passes through the threaded rod with branch and the internal thread hole rotates to be connected, the other end of loop bar passes through U-shaped cassette and snap ring fixed connection, snap ring and landing leg welded fastening.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a high oblique pull gate-type scaffold frame of stability, when in-service use, two pull rods that replace traditional scaffold frame through the integrated design that adopts three pull rods are fixed, the stability and the security of scaffold frame have further been improved, and add at the lower extreme of landing leg and establish branch and loop bar, it is convenient when the scaffold frame uses, with two spinal branch slope extensions, make and form triangle stable structure between branch and the landing leg, can further improve the fastness and the security of scaffold frame, avoided scaffold frame upper portion to pile up too high and influence the problem of its stability, this design not only easy and simple to handle, low cost, and the equipment is convenient, stability is high, the security is strong, suitable extensive using widely.

Drawings

Fig. 1 is an exploded view of a diagonal tension door type scaffold with high stability;

fig. 2 is a schematic view of the unfolding operation of the struts of the diagonal tension door type scaffold with high stability;

fig. 3 is an enlarged view of a portion a of a diagonal tension door type scaffold with high stability.

In the figure: 1. a support leg; 2. a loop bar; 3. a slot; 4. a connecting member; 5. a first pull rod; 6. a pin hole; 7. a shaft lever; 8. a pin rod; 9. a cross bar; 10. a foot pedal; 11. hooking; 12. a second pull rod; 13. a third pull rod; 201. a strut; 202. a threaded rod; 203. a U-shaped card holder; 204. a snap ring; 205. adjusting the screw rod; 801. a stop pin; 802. a U-shaped groove.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a diagonal tension portal scaffold with high stability includes two portal frames, a pedal plate 10 and a connecting member 4, and the scaffold further includes a diagonal tension fixing portion correspondingly disposed between the two portal frames and a reinforcing portion located at a lower end of the portal frame;

the two diagonal fixing parts are arranged, each diagonal fixing part comprises a first pull rod 5, a second pull rod 12 and a third pull rod 13, pin holes 6 are formed in the side faces of the two ends of each first pull rod 5, each second pull rod 12 and each third pull rod 13, a shaft rod 7 is arranged at the connecting position of the middle parts of the first pull rod 5, each second pull rod 12 and each third pull rod 13, each first pull rod 5, each second pull rod 12 and each third pull rod 13 are of a cylindrical structure, the lengths of the first pull rod 5 and the second pull rod 12 are the same, the length of each third pull rod 13 is smaller than that of the corresponding second pull rod 12 and each third pull rod 13, shaft holes are formed in the middle parts of the first pull rod 5, each second pull rod 12 and each third pull rod 13, the first pull rod 5, each second pull rod 12 and each third pull rod 13 are connected through the shaft holes through the shaft rods 7, the three pull rods are connected through the shaft rods 7, and the length of each third pull rod 13 is relatively short, so when using, first pull rod 5 and second pull rod 12 are X type cross use, and third pull rod 13 then is located and is horizontally connect between the two, three pull rods are fixed to pin 8 through the pinhole 6 at both ends respectively, and then conveniently fix two door type framves, be convenient for assemble the scaffold, it is fixed to adopt two pull rods of the combined design of three pull rods to replace traditional scaffold simultaneously, the stability and the security of scaffold have further been improved.

Two sides of the door-shaped frame are respectively and correspondingly provided with two supporting legs 1, a cross rod 9 is connected between the two supporting legs 1 at the upper end position, pin rods 8 are correspondingly arranged at the inner sides of the two supporting legs 1, six pin rods 8 are arranged on each door-shaped frame and respectively and correspondingly arranged at the inner sides of the two supporting legs 1, a U-shaped groove 802 is arranged at the front end of each pin rod 8, a stop pin 801 is arranged at the front end of each pin rod 8 at the inner side of the U-shaped groove 802, a rotating rod is arranged between the U-shaped groove 802 and the stop pin 801 and penetrates through the stop pin 801 to be fixedly connected with the U-shaped groove 802, the length of the stop pin 801 is smaller than that of the U-shaped groove 802, the outer diameter of each pin rod 8 is smaller than that of the pin hole 6, the stop pin 801 is arranged in the U-shaped groove 802 at the front end of each pin rod 8, when the pin holes 6 at the two ends of the pull rod are clamped and sleeved, and further influence the stability of scaffold frame, simultaneously backing pin 801 cup joints on the bull stick, consequently when pin 8 passes the pinhole 6 on the pull rod, can rotate backing pin 801 to be parallel with pin 8, be convenient for insert in pinhole 6, after inserting, rotate backing pin 801 out, be convenient for keep the pull rod, prevent that the pull rod from breaking away from by pin 8 when using.

The reinforcing part comprises a sleeve rod 2 and a threaded rod 202 connected with the lower end of the sleeve rod 2, one end of the threaded rod 202 is connected with a supporting rod 201, the upper end of the sleeve rod 2 is fixedly connected with a U-shaped clamping seat 203, the sleeve rod 2 is connected with a clamping ring 204 through the U-shaped clamping seat 203, rectangular convex blocks are arranged at the positions, corresponding to the U-shaped clamping seat 203, of the two ends of the clamping ring 204, an adjusting screw 205 penetrates through the side surface of the U-shaped clamping seat 203, the side surfaces of the upper end and the lower end of the supporting leg 1 and the upper end and the lower end of the connecting piece 4 are respectively provided with a jack, the inner diameter of the slot 3 is matched with the outer diameter of the connecting piece 4, a circular stop block is arranged in the middle of the connecting piece 4, when the scaffold is used, the U-shaped clamping seat 203 can be unscrewed through the adjusting screw 205, so that a gap is, be convenient for rotatory loop bar 2, rotatory branch 201 again, can extend branch 201 through threaded rod 202, increase the distance between branch 201 and the loop bar 2, and then with branch 201 inclined support subaerial, after angle and size adjustment, twist again and move adjusting screw 205 and reduce the clearance between the U-shaped cassette 203, it is fixed with the lug laminating to make U-shaped cassette 203, avoid branch 201 rotatory and influence firm effect to appear in the use, two slope branch 201 lengthen after and landing leg 1 between form a triangle fixed, can further improve the stability of scaffold, and after the use, withdraw branch 201 through threaded rod 202, the operation is simple and direct.

Two hooks 11 are correspondingly arranged at two ends of the pedal plate 10 respectively, the pedal plate 10 and the cross rod 9 are fixed through the hooks 11 in a clamping mode, the pedal plate 10 is a stainless steel grid-type component, the pedal plate 10 can be clamped on the cross rod 9 through the hooks 11, and therefore workers can stand on the pedal plate 10 to work conveniently.

Slot 3 has all been seted up to landing leg 1's up end, the jack has all been seted up at landing leg 1's upper and lower both ends side and connecting piece 4's upper and lower both ends, the internal diameter of slot 3 and connecting piece 4's outer warp phase-match, the middle part of connecting piece 4 is provided with circular dog, utilize slot 3 and connecting piece 4 to connect two door type framves, be convenient for increase scaffold's height, as shown in fig. 2, the jack in the 3 outside of slot and connecting piece 4 of while is for behind two door type framves are connected, insert the bolt in the jack, be convenient for fix connecting piece 4, prevent that scaffold from in the use, connecting piece 4 unstability leads to the not high enough problem of scaffold security.

The utility model discloses a theory of operation is: firstly, a pull rod is fixed on a pin rod 8 on the inner side of a supporting leg 1 through a pin hole 6 and is blocked by a stop pin 801, the pull rod is prevented from being separated from the pin rod 8 and being influenced, then the U-shaped clamping seat 203 is loosened, the supporting rod 201 is extended by a threaded rod 202, the distance between the supporting rod 201 and a loop bar 2 is increased, the supporting rod 201 is further obliquely supported on the ground, after the angle and the size are adjusted, the U-shaped clamping seat 203 is screwed and fixed by an adjusting screw rod 205, the stabilizing effect is prevented from being influenced by the rotation of the supporting rod 201 in the using process, further, a pedal plate 10 is hung on a cross rod 9 of a portal frame by a hook 11, the use is convenient, if the height of the scaffold is required to be increased, one end of a connecting piece 4 is inserted into a slot 3, and a bolt penetrates through a jack on the upper end of the supporting leg 1, close to the side face of the slot 3, the lower end of the landing leg 1 on the portal frame to be connected is sleeved at the upper end of the connecting piece 4, the slot 3 and the jack are also formed in the position, corresponding to the connecting piece 4, of the lower end of the landing leg 1, and therefore the two portal frames are conveniently overlapped and fixed, the height of the scaffold is convenient to increase, and the scaffold is simple and convenient to operate, convenient to use, high in stability and high in safety.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-stability diagonal tension portal scaffold comprises two portal frames, a pedal (10) and a connecting piece (4), and is characterized in that the scaffold also comprises diagonal tension fixing parts correspondingly arranged between the two portal frames and a reinforcing part positioned at the lower end of each portal frame;

two sides of the door-shaped frame are respectively and correspondingly provided with two supporting legs (1), a cross rod (9) is connected between the two supporting legs (1) at the upper end position, pin rods (8) are correspondingly arranged on the inner sides of the two supporting legs (1), and the upper end surfaces of the supporting legs (1) are respectively provided with a slot (3);

the two diagonal fixing parts are arranged, each diagonal fixing part comprises a first pull rod (5), a second pull rod (12) and a third pull rod (13), pin holes (6) are formed in the side faces of the two ends of each of the first pull rod (5), the second pull rod (12) and the third pull rod (13), and a shaft lever (7) is arranged at the connecting position of the middle parts of the first pull rod (5), the second pull rod (12) and the third pull rod (13);

the reinforcing part comprises a sleeve rod (2) and a threaded rod (202) connected with the lower end of the sleeve rod (2), one end of the threaded rod (202) is connected with a supporting rod (201), the upper end of the sleeve rod (2) is fixedly connected with a U-shaped clamping seat (203), the sleeve rod (2) is connected with a clamping ring (204) through the U-shaped clamping seat (203), and an adjusting screw rod (205) penetrates through the side face of the U-shaped clamping seat (203).

2. The diagonal pulling door type scaffold with high stability as claimed in claim 1, wherein two hooks (11) are correspondingly arranged at two ends of the pedal (10), the pedal (10) and the cross bar (9) are fixed by the hooks (11) in a clamping manner, and the pedal (10) is a stainless steel grid-type component.

3. The diagonal tension door type scaffold with high stability according to claim 1, wherein the first pull rod (5), the second pull rod (12) and the third pull rod (13) are all of a cylindrical structure, the lengths of the first pull rod (5) and the second pull rod (12) are the same, the length of the third pull rod (13) is smaller than the lengths of the second pull rod (12) and the third pull rod (13), shaft holes are formed in the middle portions of the first pull rod (5), the second pull rod (12) and the third pull rod (13), and the first pull rod (5), the second pull rod (12) and the third pull rod (13) penetrate through the shaft holes through the shaft rod (7) to be connected.

4. The cable-stayed door type scaffold with high stability according to claim 1, wherein six pin rods (8) are arranged on each door type frame and are correspondingly arranged on the inner sides of the two support legs (1) respectively, a U-shaped groove (802) is formed in the front end of each pin rod (8), a stop pin (801) is arranged on the inner side, located on the U-shaped groove (802), of the front end of each pin rod (8), a rotating rod is arranged between each U-shaped groove (802) and the corresponding stop pin (801) and penetrates through the corresponding stop pin (801) and the U-shaped groove (802) to be fixedly connected, the length of the corresponding stop pin (801) is smaller than the length of the inner side of the U-shaped groove (802), and the outer diameter of each pin rod (8) is smaller than the inner diameter of the corresponding pin hole (6).

5. The cable-stayed door type scaffold with high stability according to claim 1, wherein the side surfaces of the upper end and the lower end of the supporting leg (1) and the upper end and the lower end of the connecting piece (4) are respectively provided with a jack, the inner diameter of the slot (3) is matched with the outer diameter of the connecting piece (4), and the middle part of the connecting piece (4) is provided with a circular stop block.

6. The cable-stayed portal scaffold with high stability according to claim 1, wherein one end of the threaded rod (202) is fixedly connected with the support rod (201), an internal threaded hole matched with the threaded rod (202) is formed in the position, corresponding to the threaded rod (202), of one end of the loop bar (2), one end of the loop bar (2) is rotatably connected with the support rod (201) through the threaded rod (202) and the internal threaded hole, the other end of the loop bar (2) is fixedly connected with the snap ring (204) through the U-shaped clamping seat (203), and the snap ring (204) is fixedly welded with the support leg (1).