CN210214692U

CN210214692U - But weighing type lift platform

Info

Publication number: CN210214692U
Application number: CN201920734977.4U
Authority: CN
Inventors: Chunlin Tang; 唐春林; Wei Liu; 刘伟; Zhijin Yue; 岳志锦
Original assignee: Wuxi Mofeng Industrial Equipment Manufacturing Co Ltd
Current assignee: Wuxi Mofeng Industrial Equipment Manufacturing Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-03-31
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a but weighing type lift platform belongs to the elevating gear field, aims at providing a but weighing lift platform, and its technical scheme main points are including the base, set up the scissor-type support arm on the base, install the load-bearing platform on the support arm, be equipped with hydraulic means on the support arm, the load-bearing platform top is equipped with weighing device, be equipped with the display screen of being connected with weighing device on the base, be equipped with spacing subassembly on the base, the utility model has the advantages of stable in structure when load-bearing platform carries the thing.

Description

But weighing type lift platform

Technical Field

The utility model relates to a jacking equipment field, in particular to but weighing type lift platform.

Background

The scissor type lifter is special equipment for high-altitude operation with wide application, and the scissor type lifter has a scissor type mechanical structure, so that the lifting platform has higher stability, a wide operation platform and higher bearing capacity, the high-altitude operation range is larger, the scissor type lifter is suitable for simultaneous operation of multiple persons, the working efficiency is higher, and the safety is ensured.

Chinese patent No. CN105110243A discloses a weighing overload-prevention elevator, which comprises a supporting base, a scissor arm support and a lifting platform, wherein the scissor arm support is connected between the supporting base and the lifting platform, an electronic weighing device is arranged on the upper portion of the lifting platform, a carrying frame body is horizontally arranged above the electronic weighing device, a display screen is arranged on one side of the carrying frame body, and the electronic weighing device is linearly connected with the display screen.

Prior art scheme among the above-mentioned places on lift platform through the object, through electron load bearing device bearing, it is attached to convey the actual load on the display screen with the load number of degrees, hydraulic means drives lift platform and rises or descend, carry out transporting of material, it is great nevertheless need use lift platform to transport the cargo quality with the bearing in the in-service use process, the majority cuts fork lift and all has the hydraulic means drive, when hydraulic means supports the goods, in case take place proruption emergency, hydraulic means loses the holding power, the lift will be in very dangerous state, very big potential safety hazard has.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a but weighing type lift platform has and bears the weight of the lift after the heavy object rises, strengthens the advantage of lift security performance.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a but weighing type lift platform, includes the base, sets up scissors fork support arm on the base, installs the load-bearing platform on the support arm, be equipped with hydraulic means on the support arm, the load-bearing platform top is equipped with weighing device, be equipped with the display screen of being connected with weighing device on the base, be equipped with spacing subassembly on the base.

Through adopting above-mentioned technical scheme, after placing the goods on the load-bearing platform, hydraulic means work, promote the support arm of connecting on the base upwards to promote the load-bearing platform and shift up, weighing device work this moment, the goods weight to the load-bearing platform is measured and is retransmitted and show on the display screen, when the load-bearing platform rises to the take the altitude, hydraulic means stop work, spacing subassembly work, it is spacing to carry out the support arm, prevent that the support arm from taking place the activity after hydraulic means stop work, cause danger, spacing subassembly plays after the lift platform rises to the take the altitude, play the safeguard effect to the security performance of lift.

Further, spacing subassembly is including offering the spacing groove on the base, setting up at the spacing tooth of spacing groove tank bottom, articulating the commentaries on classics roller in one side support arm bottom, offering the locking groove on the base lateral wall, wearing to establish the fitting pin in the locking groove, be equipped with on the commentaries on classics roller lateral wall with spacing tooth complex tooth, set up the locking groove that supplies the fitting pin to peg graft on the commentaries on classics roller lateral wall, locking groove direction is parallel arrangement with the spacing groove direction, a plurality of constant head tanks that supply the fitting pin to fix are seted up along locking groove length direction to the locking groove lateral wall.

Through adopting above-mentioned technical scheme, the bottom of one side support arm is articulated with changeing the roller, and the support arm promotes in the motion process and changes the roller at the spacing inslot, constantly meshes and relative movement with spacing tooth, and when load-bearing platform rose a take the altitude, hydraulic means stop work, in the locking groove of pegging graft the fitting pin on changeing the roller lateral wall, the fitting pin is fixed to be pegged graft in the constant head tank, will change the roller and fix on the position at this moment, prevents that the lift is unstable.

Furthermore, a locking ring is arranged in the locking groove in a sliding mode, and the locking pin is inserted into the locking ring.

Through adopting above-mentioned technical scheme, lock ring sliding connection is in the locking inslot, when changeing the roller and removing in the spacing inslot, the locking groove is kept away from to the fitting pin, when needs use the fitting pin to changeing the roller and fix a position, and the lock ring that slides drives the fitting pin until just being located locking groove one side, pegs graft the fitting pin in the locking inslot again.

Furthermore, one side, away from the rotating roller, of the locking ring is provided with a positioning column, the positioning column is provided with an elastic clamping block, one end, away from the rotating roller, of the locking pin is provided with a pressing block, and the pressing block is provided with a clamping groove matched with the elastic clamping block.

Through adopting above-mentioned technical scheme, when the fitting pin when pegging graft in the locking groove to the motion of locking groove direction, the elasticity fixture block joint on the lock ring is in the draw-in groove, fixes the fitting pin on the lock ring to make the fitting pin fix on the locking groove, prevent because rock and cause the fitting pin to drop, cause dangerous emergence.

Furthermore, a shifting sheet is arranged on the side wall of the pressing block, a contact block is arranged on the shifting sheet, and one side, far away from the shifting sheet, of the contact block abuts against the elastic clamping block.

Through adopting above-mentioned technical scheme, back in the draw-in groove is buckled to the elasticity buckle, if need take out the fitting pin, the support arm continues the during operation, promotes the plectrum to the compact heap direction, makes the contact block that supports on the plectrum release the elasticity fixture block from the draw-in groove in, takes out the fitting block from the locking inslot outwards again.

Furthermore, the locking ring is far away from and is equipped with reset spring in the connection of commentaries on classics roller one side, reset spring keeps away from locking ring one end fixed connection and is close to locking ring one side at the compact heap.

Through adopting above-mentioned technical scheme, be connected between lock ring and the compact heap and be equipped with reset spring, when the fitting pin is pegged graft in the locking inslot, reset spring is in compression state, and after the contact block that supports on the plectrum released the elasticity fixture block from the draw-in groove, released the fitting pin from the locking inslot under reset spring's tension.

Further, spacing subassembly is including seting up the spout on the base, setting up in support arm one side bottom and support arm articulated drive block, setting up and keeping away from the stopper of bracing piece one side at the spout, connecting the drive shaft that keeps away from drive block one side at the stopper, drive shaft sliding connection is on the spout lateral wall, it is equipped with lock nut to lie in base lateral wall threaded connection in the drive shaft, the nut is contradicted on the base lateral wall.

Through adopting above-mentioned technical scheme, when hydraulic means during operation, the drive block of one side support arm bottom slides in the spout, when load-bearing platform rose a take the altitude, hydraulic means stop work, support arm stop motion, drive block stop motion, promote the drive shaft this moment, make the stopper of drive shaft one end contradict on the drive block, fix the drive shaft in the spout with the lock nut screw thread again, realize the conflict to the drive block, prevent that the drive block from taking place the activity when hydraulic means does not work, appear dangerously.

Furthermore, a guide groove is formed in the side wall of the sliding groove, and the limiting block is connected in the guide groove in a sliding mode.

Through adopting above-mentioned technical scheme, the stopper slides in the guide way, and the guide way all plays the guide effect to stopper and drive shaft.

To sum up, the utility model discloses following beneficial effect has:

1. the locking pin inserted in the positioning groove and the locking groove on the side wall of the rotary roller are arranged, so that the effect of limiting and fixing the rotary roller can be achieved;

2. through the arrangement of the elastic buckle, the effect of fixedly inserting the locking pin into the locking groove can be achieved;

3. through the setting of the spacing piece on connecting the drive shaft, can play and carry out spacingly to the drive block, prevent when hydraulic means stops, the effect that the support arm takes place bad motion.

Drawings

Fig. 1 is an overall schematic view of a weighable lifting platform in embodiment 1;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic sectional view for embodying the fitting of a locking pin in embodiment 1;

FIG. 4 is an overall schematic view of a weighable elevating platform in embodiment 2;

fig. 5 is an enlarged view at B in fig. 4.

In the figure, 1, a base; 11. a support arm; 12. a load-bearing platform; 13. a hydraulic device; 14. a weighing device; 15. a display screen; 2. a limiting component; 201. a limiting groove; 202. limiting teeth; 203. rotating the roller; 204. a locking groove; 205. a locking pin; 2031. a locking groove; 2041. positioning a groove; 2051. a compression block; 2052. a card slot; 21. a locking ring; 211. a positioning column; 212. an elastic clamping block; 22. a shifting sheet; 221. a contact block; 23. a return spring; 241. a chute; 242. a drive block; 243. a limiting block; 244. a drive shaft; 245. locking the nut; 2411. a guide groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

the utility model provides a but weighing type lift platform, as shown in fig. 1, including base 1, the scissor type support arm 11 of setting on base 1, install the load-bearing platform 12 on support arm 11, be equipped with hydraulic means 13 on the support arm 11, load-bearing platform 12 top is equipped with weighing device 14, be equipped with the display screen 15 of being connected with weighing device 14 on the base 1, when the goods is placed on load-bearing platform 12, weighing device 14 carries out the back of weighing to the goods, transmit the reading to display screen 15 on, the staff can confirm goods weight through the reading on the display screen 15.

As shown in fig. 1, the hydraulic device 13 works to push the supporting arm 11, so as to push the bearing platform 12 to move upwards, when the bearing platform moves to a proper height, the hydraulic device 13 stops working, the worker starts to carry the goods on the bearing platform 12, at this time, the hydraulic device 13 stops working, but when the goods are heavy, the supporting arm 11 is easy to cause danger due to unstable supporting.

As shown in fig. 2 and 3, the base 1 is provided with a limiting component 2, and the limiting component 2 includes a limiting groove 201 formed on the base 1, a limiting tooth 202 arranged at the bottom of the limiting groove 201, a rotating roller 203 hinged at the bottom of the supporting arm 11 at one side, a locking groove 204 formed on the side wall of the base 1, and a locking pin 205 arranged in the locking groove 204 in a penetrating manner.

The outer side wall of the rotating roller 203 is provided with teeth matched with the limiting teeth 202, the locking grooves 204 and the limiting grooves 201 are arranged in parallel, the side wall of the rotating roller 203 is provided with locking grooves 2031 for the locking pins 205 to be inserted, and the side wall of the locking grooves 204 is provided with a plurality of positioning grooves 2041 for the locking pins 205 to be fixed along the length direction of the locking grooves 204.

As shown in fig. 1 and 3, when the carrying platform 12 is gradually raised, the bottom of one side of the supporting arm 11 and the base 1 move relatively, and the rotating roller 203 hinged below the supporting arm 11 is engaged with the limiting tooth 202 at the bottom of the limiting groove 201.

As shown in fig. 2 and 3, a locking ring 21 is slidably connected in the locking groove 2031, the locking pin 205 is inserted into the locking ring 21, a positioning column 211 is arranged on one side of the locking ring 21 away from the roller 203, an elastic clamping block is arranged on the positioning column 211, a pressing block 2051 is arranged on one end of the locking pin 205 away from the roller 203, and a clamping groove 2052 matched with the speaking clamping block is arranged on the pressing block 2051.

The side, far away from the roller 203, of the locking ring 21 is connected with a return spring 23, and one end, far away from the locking ring 21, of the return spring 23 is fixedly connected to one side, near the locking ring 21, of the pressing block 2051.

As shown in fig. 2 and 3, when the load-bearing platform stops rising, the locking pin 205 inserted into the locking ring 21 slides in the locking groove 204 along with the locking ring 21 until the locking pin 205 slides to the position of the locking groove 2031 on the side wall of the roller 203, and the locking pin 205 is pushed towards the locking groove 2031.

At this time, the return spring 23 is compressed until the elastic fixture block on the positioning column 211 is clamped in the clamping groove 2052 on the side wall of the pressing block 2051, at this time, the pressing block 2051 on the locking pin 205 is just clamped in the positioning groove 2041, the locking pin 205 is fixed in the locking groove 2031, and the position of the roller 203 is fixed.

As shown in fig. 3, the side wall of the pressing block 2051 is further provided with a shifting piece 22, the shifting piece 22 is provided with a contact block 221, one side of the contact block 221, which is far away from the shifting piece 22, is in contact with the elastic latch, when the hydraulic device 13 works again, the shifting piece 22 is firstly pushed towards the elastic latch until the contact block 221 pushes the elastic latch out of the slot 2052, at this time, under the action of the return spring 23, the locking pin 205 is far away from the locking slot 2031, and the teeth on the rotary roller 203 are again engaged with the limit teeth 202 to move relatively.

The specific implementation process comprises the following steps: the goods is placed on load-bearing platform 12, weighing device 14 is to its transmission of reading after weighing to show on display screen 15, operating personnel records the reading after, load-bearing platform 12 drives the goods, upward movement is to the position that is fit for carrying the goods under hydraulic means 13's effect, when load-bearing platform 12 rose, the roller 203 of one side support arm 11 bottom moved with the spacing tooth 202 meshing of spacing inslot 201, until hydraulic means 13 stop work, when load-bearing platform 12 stopped corresponding position, peg graft in the locking groove 2031 on the roller 203 with fitting pin 205, the elasticity fixture block joint on lock ring 21 is in draw-in groove 2052, further lock locking pin 205, make roller 203 fix on this position, prevent that support arm 11 from sliding, lead to the goods on load-bearing platform 12 to take place dangerously such as dropping.

Example 2:

a kind of lift platform that can weigh, the difference with embodiment 1 lies in the difference of the spacing assembly 2: as shown in fig. 4 and 5, the limiting component 2 includes a sliding slot 241 opened on the base 1, a driving block 242 hinged with the supporting arm 11 and arranged at the bottom of one side of the supporting arm 11, a limiting block 243 arranged at one side of the sliding slot 241 far from the supporting rod, and a driving shaft 244 connected to one side of the limiting block 243 far from the driving block 242.

The side wall of the sliding groove 241 is provided with a guide groove 2411, the stop block 243 is slidably connected in the guide groove 2411, when the hydraulic device 13 stops working and the bearing platform 12 rises to a proper height, the driving block 242 stops sliding in the sliding groove 241, and at the moment, the driving shaft 244 is pushed, so that the stop block 243 on the driving shaft 244 moves towards the driving block 242 and abuts against the side wall of the driving block 242.

As shown in fig. 4 and 5, when the support frame is moved to an appropriate position, the locking nut 245 is screwed on the driving shaft 244 until the locking nut 245 abuts against the sidewall of the base 1, at this time, the abutting condition of the limiting block 243 on the driving block 242 can be adjusted by the positional relationship between the locking nut 245 and the driving shaft 244, and when the position is adjusted to an optimum position, the locking nut 245 is tightened to fix the driving shaft 244, so as to fix the position of the support frame, further fix the position of the support platform 12, and ensure the safety of the support platform 12.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a can weigh formula lift platform, includes base (1), sets up scissor type support arm (11) on base (1), installs load-bearing platform (12) on support arm (11), be equipped with hydraulic means (13) on support arm (11), its characterized in that: the top of the bearing platform (12) is provided with a weighing device (14), the base (1) is provided with a display screen (15) connected with the weighing device (14), and the base (1) is provided with a limiting component (2).

2. A weighable lifting platform as claimed in claim 1, in which: spacing subassembly (2) including set up spacing groove (201) on base (1), set up spacing tooth (202) at spacing groove (201) tank bottom, articulate change roller (203) bottom one side support arm (11), set up locking groove (204) on base (1) lateral wall, wear to establish fitting pin (205) in locking groove (204), be equipped with on changeing roller (203) lateral wall with spacing tooth (202) complex tooth, set up locking groove (2031) that supply fitting pin (205) to peg graft on changeing roller (203) lateral wall, locking groove (204) direction is parallel arrangement with spacing groove (201) direction, locking groove (204) lateral wall is seted up a plurality of constant head tanks (2041) that supply fitting pin (205) to fix along locking groove (204) length direction.

3. A weighable lifting platform as claimed in claim 2, in which: the locking groove (204) is internally provided with a locking ring (21) in a sliding manner, and the locking pin (205) is inserted into the locking ring (21).

4. A weighable lifting platform as in claim 3, further comprising: the locking device is characterized in that one side, far away from the roller (203), of the locking ring (21) is provided with a positioning column (211), the positioning column (211) is provided with an elastic clamping block (212), one end, far away from the roller (203), of the locking pin (205) is provided with a pressing block (2051), and the pressing block (2051) is provided with a clamping groove (2052) matched with the elastic clamping block (212).

5. A weighable lifting platform as in claim 4, wherein: the side wall of the pressing block (2051) is provided with a shifting piece (22), the shifting piece (22) is provided with a contact block (221), and one side, far away from the shifting piece (22), of the contact block (221) is abutted against the elastic fixture block (212).

6. A weighable lifting platform as in claim 4, wherein: locking ring (21) are kept away from commentaries on classics roller (203) one side and are connected and be equipped with reset spring (23), reset spring (23) are kept away from locking ring (21) one end fixed connection and are being close to locking ring (21) one side in compact heap (2051).

7. A weighable lifting platform as claimed in claim 1, in which: spacing subassembly (2) including set up spout (241) on base (1), set up in support arm (11) one side bottom and support arm (11) articulated drive block (242), set up and keep away from stopper (243) of bracing piece one side at spout (241), connect drive shaft (244) of keeping away from drive block (242) one side at stopper (243), drive shaft (244) sliding connection is on spout (241) lateral wall, it is equipped with lock nut (245) to lie in base (1) lateral wall threaded connection on drive shaft (244), the nut is contradicted on base (1) lateral wall.

8. A weighable lifting platform as in claim 7, wherein: the side wall of the sliding groove (241) is provided with a guide groove (2411), and the limiting block (243) is connected in the guide groove (2411) in a sliding manner.