CN214359775U

CN214359775U - Rotary retractable lifting appliance

Info

Publication number: CN214359775U
Application number: CN202022941096.5U
Authority: CN
Inventors: 张琼; 王万春; 茅人杰
Original assignee: Chongqing Yunpeng Cement Products Co ltd
Current assignee: Chongqing Yunpeng Cement Products Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-10-08
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a rotary contraction type lifting appliance, which is provided with a mounting frame, the mounting frame is of a strip-shaped frame structure, the upper surface of the mounting frame is provided with a fixed plate, the fixed plate is fixedly connected with a fixed ring, the fixed ring is connected with a lifting ring, the bottom of the lifting ring is arranged in the fixed ring, a first connecting arm and a second connecting arm are respectively arranged in the two ends of the mounting frame, the outer end of the first connecting arm is connected with a first lifting arm, the outer end of the second connecting arm is connected with a second lifting arm, the first lifting arm and the second lifting arm are both longitudinally arranged, the bottom of the first lifting arm is provided with a first lifting plate, the bottom of the second lifting arm is provided with a second lifting plate, the first lifting plate is connected with the upper end of a first lifting rod, the second lifting plate is connected with the upper end of a second lifting rod, the lower end of the first lifting rod and the lower end of the second lifting rod are respectively connected with the two ends of a clamping device, the utility model is provided with the fixed ring and the lifting ring, can realize the rotating function, is provided with the clamping device, can clamp pre-stressed steel cylinder concrete pipes with different sizes, and the clamping jaws are provided with anti-skid lines, so that potential safety hazards are reduced.

Description

Rotary retractable lifting appliance

Technical Field

The utility model relates to a pipeline transport technical field specifically is a rotatory contraction type hoist.

Background

The prestressed steel cylinder concrete pipe is a novel rigid pipe, and is a composite structure formed by several materials such as steel plates, concrete, high-strength steel wires and cement mortar, and the composite structure has the characteristics of steel and concrete, and is often applied to the fields of water supply transportation, sewage treatment and the like, but the prestressed steel cylinder concrete pipe has large weight and is difficult to carry, and a lifting appliance which is often required is used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory contraction type hoist 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 rotary retractable hanger is provided with a mounting rack, the mounting rack is of a strip-shaped frame structure, a fixing plate is arranged on the upper surface of the mounting rack, the fixed plate is fixedly connected with a fixed ring, the fixed ring is connected with a hanging ring, the bottom of the hanging ring is arranged in the fixed ring, the hanging ring can rotate, the first connecting arm and the second connecting arm are respectively arranged inside the two ends of the mounting frame in a penetrating way, the inner ends of the first connecting arm and the second connecting arm can slide in the mounting rack, the outer end of the first connecting arm is connected with a first suspension arm, the outer end of the second connecting arm is connected with a second suspension arm, the first suspension arm and the second suspension arm are both arranged longitudinally, the bottom of the first suspension arm is provided with a first suspension plate, the bottom of the second suspension arm is provided with a second suspension plate, the first hanger plate is connected with the upper end of a first hanger rod, the second hanger plate is connected with the upper end of a second hanger rod, and the lower end of the first hanger rod and the lower end of the second hanger rod are respectively connected with the two ends of the clamping device.

Preferably, the clamping device comprises a supporting column, two ends of the supporting column are respectively connected with the lower end of the first suspender and the lower end of the second suspender, the supporting column is longitudinally provided with a first sliding chute, the first sliding chute penetrates through the supporting column, two inner walls of the first sliding chute are respectively provided with a second sliding chute, a first sliding rod and a second sliding rod are arranged in the second sliding chutes side by side, two ends of the first sliding rod are respectively positioned in the two second sliding chutes, two ends of the second sliding rod are respectively positioned in the two second sliding chutes, the first sliding rod is hinged with one end of a first linkage rod, the second sliding rod is hinged with one end of a second linkage rod, the other end of the first linkage rod is hinged with the other end of the second linkage rod, the hinged part of the other end of the first linkage rod and the other end of the second linkage rod is connected with an air cylinder output end, and the lower part of the first sliding rod is connected with a first clamping claw, the lower portion of the second sliding rod is connected with a second clamping jaw, the first clamping jaw and the second clamping jaw are arranged in a crossed mode, limit holes are formed in the overlapped portions of the first clamping jaw and the second clamping jaw, the bottom of the first suspender and the bottom of the second suspender are connected with two ends of a fixing rod respectively, and the fixing rod penetrates through the limit holes in the first clamping jaw and the limit holes in the second clamping jaw respectively.

Preferably, the first clamping jaw and the second clamping jaw are provided with anti-skid grains.

Preferably, at least one first sliding groove is longitudinally formed in the supporting column.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be equipped with solid fixed ring and rings, can realize the pivoted function, be convenient for place prestressing force steel cylinder concrete pipe in the position that needs, be equipped with clamping device, can realize fixed back transport with the prestressing force steel cylinder concrete pipe centre gripping of equidimension not, practice thrift cost of labor and resource, avoid changing the wasting of resources that the hoist brought to the gripper jaw is equipped with anti-skidding line, prevents that the pipeline from appearing phenomenons such as rotation, sliding in hoist and mount process, reduces the potential safety hazard.

Drawings

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

fig. 2 is a side view of the present invention;

fig. 3 is a cross-sectional view of the support pillar of the present invention.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1: a rotary contraction type lifting appliance is provided with a mounting frame 1, the mounting frame 1 is of a long-strip-shaped frame structure, a fixing plate 2 is arranged on the upper surface of the mounting frame 1, a fixing ring 3 is fixedly connected onto the fixing plate 2, the fixing ring 3 is connected with a lifting ring 4, the bottom of the lifting ring 4 is arranged in the fixing ring 3, the lifting ring 4 can rotate, a first connecting arm 5 and a second connecting arm 6 are respectively arranged inside two ends of the mounting frame 1 in a penetrating mode, the inner ends of the first connecting arm 5 and the second connecting arm 6 can slide in the mounting frame 1, the outer end of the first connecting arm 5 is connected with a first lifting arm 7, the outer end of the second connecting arm 6 is connected with a second lifting arm 8, the first lifting arm 7 and the second lifting arm 8 are longitudinally arranged, a first lifting plate 9 is arranged at the bottom of the first lifting arm 7, a second lifting plate 10 is arranged at the bottom of the second lifting arm 8, the first lifting plate 9 is connected with the upper end of a first lifting rod 11, the second hanger plate 10 is connected to the upper end of a second hanger rod 12, the lower end of the first hanger rod 11 and the lower end of the second hanger rod 12 are respectively connected to two ends of a clamping device 13, the clamping device 13 includes a supporting pillar 131, and two ends of the supporting pillar 131 are respectively connected to the lower end of the first hanger rod 11 and the lower end of the second hanger rod 12, as shown in fig. 3: first sliding grooves 132 are longitudinally formed in the supporting column 131, at least one first sliding groove 132 is longitudinally formed in the supporting column 131, the first sliding groove 132 penetrates through the supporting column 131, second sliding grooves 133 are formed in two inner walls of the first sliding groove 132, a first sliding rod 134 and a second sliding rod 135 are arranged in the second sliding grooves 133 in parallel, two ends of the first sliding rod 134 are respectively located in the two second sliding grooves 133, two ends of the second sliding rod 135 are respectively located in the two second sliding grooves 133, the first sliding rod 134 is hinged to one end of a first linkage rod 136, the second sliding rod 135 is hinged to one end of a second linkage rod 137, the other end of the first linkage rod 136 is hinged to the other end of the second linkage rod 137, and the hinged position of the other end of the first linkage rod 136 and the other end of the second linkage rod 137 is connected to an output end of an air cylinder 138, as shown in fig. 2: the lower portion of the first sliding rod 134 is connected with a first clamping jaw 139, the lower portion of the second sliding rod 135 is connected with a second clamping jaw, the first clamping jaw 139 and the second clamping jaw 1310 are arranged in a crossed manner, the overlapped portions of the first clamping jaw 139 and the second clamping jaw 1310 are provided with limiting holes 1311, the bottom of the first suspender 11 and the bottom of the second suspender 12 are respectively connected with two ends of a fixing rod 1312, the fixing rod 1312 penetrates through the limiting holes 1311 on the first clamping jaw 139 and the limiting holes 1311 on the second clamping jaw 1310 respectively, and the first clamping jaw 139 and the second clamping jaw 1310 are provided with anti-skid lines.

Claims

1. The utility model provides a rotatory contraction type hoist which characterized in that: the lifting device is provided with a mounting rack (1), the mounting rack (1) is of a long-strip-shaped frame structure, a fixing plate (2) is arranged on the upper surface of the mounting rack (1), a fixing ring (3) is fixedly connected on the fixing plate (2), the fixing ring (3) is connected with a lifting ring (4), the bottom of the lifting ring (4) is arranged in the fixing ring (3), the lifting ring (4) can rotate, a first connecting arm (5) and a second connecting arm (6) are respectively arranged inside the two ends of the mounting rack (1) in a penetrating mode, the inner ends of the first connecting arm (5) and the second connecting arm (6) can slide in the mounting rack (1), the outer end of the first connecting arm (5) is connected with a first lifting arm (7), the outer end of the second connecting arm (6) is connected with a second lifting arm (8), the first lifting arm (7) and the second lifting arm (8) are both longitudinally arranged, a first lifting plate (9) is arranged at the bottom of the first lifting arm (7), the bottom of the second suspension arm (8) is provided with a second suspension plate (10), the first suspension plate (9) is connected with the upper end of a first suspension rod (11), the second suspension plate (10) is connected with the upper end of a second suspension rod (12), and the lower end of the first suspension rod (11) and the lower end of the second suspension rod (12) are respectively connected with the two ends of a clamping device (13).

2. The rotationally collapsible spreader of claim 1, wherein: the clamping device (13) comprises a supporting column (131), the two ends of the supporting column (131) are respectively connected with the lower end of the first suspender (11) and the lower end of the second suspender (12), a first sliding groove (132) is longitudinally formed in the supporting column (131), the first sliding groove (132) penetrates through the supporting column (131), second sliding grooves (133) are respectively formed in the two inner walls of the first sliding groove (132), a first sliding rod (134) and a second sliding rod (135) are arranged in the second sliding grooves (133) in parallel, the two ends of the first sliding rod (134) are respectively located in the two second sliding grooves (133), the two ends of the second sliding rod (135) are respectively located in the two second sliding grooves (133), the first sliding rod (134) is hinged to one end of a first linkage rod (136), the second sliding rod (135) is hinged to one end of a second linkage rod (137), the other end of the first linkage rod (136) is hinged to the other end of the second linkage rod (137), the other end of the first linkage rod (136) is connected with the output end of a cylinder (138) at the hinged position of the other end of the second linkage rod (137), the lower part of the first sliding rod (134) is connected with a first clamping claw (139), the lower part of the second sliding rod (135) is connected with a second clamping claw, the first clamping claw (139) and the second clamping claw (1310) are arranged in a crossed mode, limit holes (1311) are formed in the overlapped positions of the first clamping claw (139) and the second clamping claw (1310), the bottom of the first suspender (11) and the bottom of the second suspender (12) are respectively connected with two ends of a fixing rod (1312), and the fixing rod (1312) penetrates through the limit hole (1311) in the first clamping claw (139) and the limit hole (1311) in the second clamping claw (1310) respectively.

3. A rotationally collapsible spreader as claimed in claim 2, wherein: the first clamping claw (139) and the second clamping claw (1310) are provided with anti-skid lines.

4. A rotationally collapsible spreader as claimed in claim 2, wherein: at least one first sliding groove (132) is longitudinally formed in the supporting column (131).