CN213622991U

CN213622991U - Special lifting device of tunnel construction landing stage

Info

Publication number: CN213622991U
Application number: CN202022634711.8U
Authority: CN
Inventors: 丁玉新
Original assignee: Hohhot vocational college
Current assignee: Hohhot vocational college
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-06
Anticipated expiration: 2030-11-16

Abstract

The utility model relates to a hoist and mount technical field, concretely relates to special lifting device of tunnel construction landing stage, including hoisting machine, hoisting machine includes the base, the top fixed mounting of base has the pole setting, the top of pole setting is rotated and is installed the hoist and mount pole, the first rope of one end fixedly connected with of hoist and mount pole, one side fixed mounting of pole setting has the fixed plate, the top of fixed plate is rotated and is installed a wiring section of thick bamboo, the top fixed mounting of fixed plate has first motor. The utility model discloses a be provided with hoist and mount main part, cavity, gear, ratch, curb plate and dead lever, the staff puts the trestle bridge between the curb plate, and the second motor begins rotatoryly after that, drives the ratch and removes to make the curb plate be close to each other, grasp the trestle bridge, then first motor is rotatory, and it is rotatory to drive the hoist and mount pole, carries out hoist and mount work to the hoist and mount main part, has increased the practicality of device, has promoted the hoist and mount stability of device.

Description

Special lifting device of tunnel construction landing stage

Technical Field

The utility model relates to a hoist and mount technical field specifically is a special lifting device of tunnel construction landing stage.

Background

The trestle is a temporary construction facility, bears the running of loading vehicles such as construction raw materials, semi-finished products and the like of the project, has long service life and is seriously influenced by summer flood; therefore, quality control is particularly important during the erection of the trestle.

Most of traditional hoisting devices only directly hang the beam of the trestle at one end of the hoisting device through a rope, then carry out hoisting treatment, but the beam of the hoisting is easy to shake, resulting in unstable hoisting process, so that a special hoisting device for the tunnel construction trestle needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special lifting device of tunnel construction landing stage to solve the traditional hoist device that proposes in the above-mentioned background art most of all directly to hang the roof beam of landing stage in hoist device's one end through the rope, then hoist and mount the processing, but the roof beam of hoist and mount rocks easily, leads to the unstable problem of hoist and mount process.

In order to achieve the above object, the utility model provides a following technical scheme: a special hoisting device for a tunnel construction trestle comprises a hoisting mechanism, wherein the hoisting mechanism comprises a base, a vertical rod is fixedly mounted at the top end of the base, a hoisting rod is rotatably mounted at the top end of the vertical rod, a first rope is fixedly connected to one end of the hoisting rod, a fixed plate is fixedly mounted at one side of the vertical rod, a rope winding drum is rotatably mounted at the top end of the fixed plate, a first motor is fixedly mounted at the top end of the fixed plate, the output end of the first motor is connected with one end of the rope winding drum through a crawler belt, one end of the first rope is fixedly wound on the outer side of the rope winding drum, a second rope is fixedly wound at one end of the hoisting rod, a hoisting main body is fixedly mounted at one end of the second rope, a second motor is fixedly mounted at the top end inside the hoisting main body, a cavity is formed in the hoisting main body, a gear is fixedly, the utility model discloses a hoist and mount device, including cavity, gear, fixed mounting, curb plate, gear and rack bar intermeshing, the gear is installed in the inside of cavity, the both sides of gear all slidable mounting have the rack bar, gear and rack bar intermeshing, the both sides of hoist and mount main part all fixed mounting have the dead lever, one side of dead lever all runs through and installs the curb plate, the top of curb plate all with rack bar fixed connection, the all fixed mounting in one side of curb plate bottom has the backup pad.

Preferably, thread grooves are formed in the two sides of the base, a screw rod is inserted into one end of each thread groove through threads, and a drill rod is fixedly mounted at one end of each screw rod.

Preferably, the spout has been seted up to one side of pole setting, the inside slidable mounting of spout has the slider, the one end fixed mounting of slider has the third fixed block, one side fixed mounting of hoist and mount pole has the second fixed block, the one end of second fixed block is rotated and is installed the second connecting rod, the one end and the third fixed block of second connecting rod are rotated and are connected.

Preferably, all fixed mounting in both sides of curb plate has first fixed block, the recess has all been seted up to one side of first fixed block, the inside all fixed mounting of recess has the second spring, the all fixed mounting in one end of second spring has the head rod, the all fixed mounting in one end of head rod has splint.

Preferably, the outside of dead lever all cup joints and installs first spring, the one end of first spring all with curb plate fixed connection.

Preferably, a rubber pad is fixedly arranged on one side of the clamping plate.

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

1. through being provided with hoist and mount main part, cavity, gear, ratch, curb plate and dead lever, the staff puts the trestle bridge between the curb plate, and the second motor begins rotatoryly after that, drives the ratch and removes to make the curb plate be close to each other, with trestle bridge roof beam centre gripping, then first motor is rotatory, and it is rotatory to drive the hoist and mount pole, carries out hoist and mount work to the hoist and mount main part, has increased the practicality of device, has promoted the hoist and mount stability of device.

2. By arranging the first fixing block, the second spring, the first connecting rod and the clamping plate, when the side plate clamps the trestle girder, the first connecting rod is squeezed to contract towards the inside of the groove, so that the second spring generates elasticity, the clamping plate firmly clamps the trestle girder, and the stability of the device is improved; through being provided with first spring, because the elasticity of first spring acts on the curb plate to make the curb plate more firm with the landing stage roof beam centre gripping, promoted the fastness of device, through being provided with the rubber pad, increased the contact surface frictional force between splint and the landing stage roof beam, promoted the hoist and mount stability of device.

3. Through being provided with second fixed block, second connecting rod, third fixed block, spout and slider, when the hoist and mount pole is rotatory to be hoisted the operation, the slider slides in the inside of spout, and at this moment, the second connecting rod begins to rotate, makes the second connecting rod support the hoist and mount pole, has promoted the hoist and mount stability of device.

Drawings

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

fig. 2 is a schematic top view of the main hoisting structure of the present invention;

fig. 3 is a schematic front sectional view of the hoisting main body structure of the present invention;

fig. 4 is a schematic front sectional view of the first fixing block structure of the present invention.

In the figure: 100. a hoisting mechanism; 110. a base; 111. erecting a rod; 112. hoisting the rod; 113. A first rope; 114. a fixing plate; 115. a rope drum; 116. a first motor; 117. a second rope; 118. hoisting the main body; 119. a second motor; 120. a cavity; 121. a gear; 122. a rack bar; 123. a side plate; 124. a support plate; 125. a first fixed block; 126. fixing the rod; 127. a first spring; 128. a groove; 129. a second spring; 130. a first connecting rod; 131. a splint; 132. a rubber pad; 133. a thread groove; 134. a screw rod; 135. a drill stem; 136. a second fixed block; 137. a second connecting rod; 138. a third fixed block; 139. a chute; 140. a slide block.

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. 1-4, the present invention provides an embodiment:

a special hoisting device for a tunnel construction trestle comprises a hoisting mechanism 100, wherein the hoisting mechanism 100 comprises a base 110, a vertical rod 111 is fixedly installed at the top end of the base 110, a hoisting rod 112 is rotatably installed at the top end of the vertical rod 111, a first rope 113 is fixedly connected to one end of the hoisting rod 112, a fixing plate 114 is fixedly installed at one side of the vertical rod 111, a rope winding drum 115 is rotatably installed at the top end of the fixing plate 114, a first motor 116 is fixedly installed at the top end of the fixing plate 114, the output end of the first motor 116 is connected with one end of the rope winding drum 115 through a crawler, one end of the first rope 113 is fixedly wound outside the rope winding drum 115, a second rope 117 is fixedly wound at one end of the hoisting rod 112, a hoisting main body 118 is fixedly installed at one end of the second rope 117, a second motor 119 is fixedly installed at the top end inside the hoisting main body 118, a cavity 120 is formed inside the hoisting, gear 121 installs in the inside of cavity 120, gear 121's both sides all slidable mounting have ratch 122, gear 121 and ratch 122 intermeshing, the both sides of hoist and mount main part 118 all fixed mounting have dead lever 126, one side of dead lever 126 all runs through and installs curb plate 123, the top of curb plate 123 all with ratch 122 fixed connection, the one side of curb plate 123 bottom all fixed mounting has backup pad 124, the staff puts the trestle bridge between curb plate 123, second motor 119 begins to rotate after that, drive ratch 122 and remove, thereby make curb plate 123 be close to each other, hold the trestle bridge, then first motor 116 is rotatory, it is rotatory to drive hoist and mount pole 112, hoist and mount work is carried out to hoist and mount main part 118, the practicality of device has been increased, the hoist and mount stability of device has been promoted.

Further, thread grooves 133 are formed in two sides of the base 110, one ends of the thread grooves 133 are inserted into screw rods 134 through threads, drill rods 135 are fixedly mounted at one ends of the screw rods 134, and workers rotate the screw rods 134 to enable the drill rods 135 to be inserted into the ground to fix the base 110, so that the device is more firm to mount and the working stability of the device is improved.

Further, chute 139 has been seted up to one side of pole setting 111, the inside slidable mounting of chute 139 has slider 140, slider 140's one end fixed mounting has third fixed block 138, one side fixed mounting of hoist and mount pole 112 has second fixed block 136, the one end of second fixed block 136 is rotated and is installed second connecting rod 137, the one end and the third fixed block 138 of second connecting rod 137 rotate to be connected, when hoist and mount pole 112 is rotatory to be hoisted the operation, slider 140 slides in the inside of chute 139, at this moment, second connecting rod 137 begins to rotate, make second connecting rod 137 support hoist and mount pole 112, the hoist and mount stability of device has been promoted.

Further, first fixed blocks 125 are fixedly mounted on two sides of the side plate 123, grooves 128 are formed in one sides of the first fixed blocks 125, second springs 129 are fixedly mounted inside the grooves 128, first connecting rods 130 are fixedly mounted at one ends of the second springs 129, clamping plates 131 are fixedly mounted at one ends of the first connecting rods 130, and when the side plate 123 clamps the trestle girder, the first connecting rods 130 are extruded to shrink into the grooves 128, so that the second springs 129 generate elastic force, the trestle girder is firmly clamped by the clamping plates 131, and stability of the device is improved.

Furthermore, the outer sides of the fixing rods 126 are all sleeved with first springs 127, one ends of the first springs 127 are all fixedly connected with the side plates 123, and the elastic force of the first springs 127 acts on the side plates 123, so that the side plates 123 clamp the trestle girder more firmly, and the firmness of the device is improved.

Further, one side of the clamping plate 131 is fixedly provided with a rubber pad 132, so that the friction force of a contact surface between the clamping plate 131 and a trestle girder is increased, and the hoisting stability of the device is improved.

The working principle is as follows: first, a worker places and installs the trestle between the two side plates 123, and then the second motor 119 rotates to drive the gear 121 to rotate, and the gear 121 rotates to drive the rack bar 122 to move, so that the two side plates 123 are close to each other, and the trestle is clamped.

When the side plate 123 clamps the trestle bridge, the first connecting rod 130 contracts towards the inside of the groove 128, the first connecting rod 130 extrudes the second spring 129 to generate elastic force, so that the clamping plate 131 firmly clamps the trestle bridge between the side plates 123, then, the first motor 116 rotates to drive the first rope 113 to contract at the outer side of the rope winding drum 115, at this moment, the sliding block 140 slides in the sliding groove 139, the second connecting rod 137 starts to rotate to support the hoisting rod 112, and the hoisting rod 112 rotates stably to perform hoisting operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a special lifting device of tunnel construction landing stage, includes hoisting machine structure (100), its characterized in that: the hoisting mechanism (100) comprises a base (110), a vertical rod (111) is fixedly mounted at the top end of the base (110), a hoisting rod (112) is rotatably mounted at the top end of the vertical rod (111), a first rope (113) is fixedly connected to one end of the hoisting rod (112), a fixing plate (114) is fixedly mounted at one side of the vertical rod (111), a rope winding drum (115) is rotatably mounted at the top end of the fixing plate (114), a first motor (116) is fixedly mounted at the top end of the fixing plate (114), the output end of the first motor (116) is connected with one end of the rope winding drum (115) through a crawler belt, one end of the first rope (113) is fixedly wound outside the rope winding drum (115), one end of the hoisting rod (112) is fixedly wound with a second rope (117), and one end of the second rope (117) is fixedly mounted with a hoisting main body (118), the utility model discloses a hoist and mount device, including hoist and mount main part (118), the inside top fixed mounting of hoist and mount main part (118) has second motor (119), cavity (120) have been seted up to the inside of hoist and mount main part (118), the one end fixed mounting of second motor (119) has gear (121), gear (121) are installed in the inside of cavity (120), gear (121) both sides all slidable mounting have ratch (122), gear (121) and ratch (122) intermeshing, the both sides of hoist and mount main part (118) all fixed mounting have dead lever (126), curb plate (123) are all run through to install one side of dead lever (126), the top of curb plate (123) all with ratch (122) fixed connection, the equal fixed mounting in one side of curb plate (123) bottom has backup pad (124).

2. The special hoisting equipment of tunnel construction trestle of claim 1, characterized in that: thread grooves (133) are formed in the two sides of the base (110), a screw rod (134) is installed at one end of each thread groove (133) in an inserted mode through threads, and a drill rod (135) is fixedly installed at one end of each screw rod (134).

3. The special hoisting equipment of tunnel construction trestle of claim 1, characterized in that: spout (139) have been seted up to one side of pole setting (111), the inside slidable mounting of spout (139) has slider (140), the one end fixed mounting of slider (140) has third fixed block (138), one side fixed mounting of hoist and mount pole (112) has second fixed block (136), the one end of second fixed block (136) is rotated and is installed second connecting rod (137), the one end and the third fixed block (138) of second connecting rod (137) are rotated and are connected.

4. The special hoisting equipment of tunnel construction trestle of claim 1, characterized in that: the utility model discloses a curb plate, including curb plate (123), curb plate, recess (128), second spring (129), first fixed block (125) are all fixed mounting in both sides of curb plate (123), one side of first fixed block (125) all sets up recess (128), the inside of recess (128) all fixed mounting has second spring (129), the one end of second spring (129) all fixed mounting has head rod (130), the one end of head rod (130) all fixed mounting has splint (131).

5. The special hoisting equipment of tunnel construction trestle of claim 1, characterized in that: the outer side of the fixing rod (126) is provided with a first spring (127) in a sleeved mode, and one end of the first spring (127) is fixedly connected with the side plate (123).

6. The special hoisting equipment of tunnel construction trestle of claim 4, characterized in that: and a rubber pad (132) is fixedly arranged on one side of the clamping plate (131).