CN207698957U

CN207698957U - Hydraulic elevator safety device

Info

Publication number: CN207698957U
Application number: CN201820012986.8U
Authority: CN
Inventors: 胡平
Original assignee: Tongcheng Jinglun Plastics Co Ltd
Current assignee: Tongcheng Jinglun Plastics Co Ltd
Priority date: 2018-01-04
Filing date: 2018-01-04
Publication date: 2018-08-07
Anticipated expiration: 2028-01-04

Abstract

The utility model is related to hydraulic elevator technical fields, and in particular to hydraulic elevator safety device, including No.1 oil cylinder, No. two oil cylinders, No.1 pipe, No. two pipes and adjustment part；The utility model provides hydraulic elevator safety device, No. two oil cylinders and adjustment part are increased between existing fuel tank and oil cylinder, when fuel tank is revealed, No. two oil cylinders are first under pressure influence compared with the first oil cylinder, No. two pistons for keeping it internal decline to pull-up snap-gauge, by the pipeline partition between No. two oil cylinders and No.1 oil cylinder, the pressure change of No.1 oil cylinder is avoided, to realize security protection, whole device is simple in structure, highly practical, sensitivity is high, is suitble to promote the use of.

Description

Hydraulic elevator safety device

Technical field

The utility model is related to hydraulic elevator technical fields, and in particular to hydraulic elevator safety device.

Background technology

Hydraulic elevator is by hydraulic power supply, and oil pressure, which is entered oil cylinder, keeps plunger for linear motion, directly or by steel wire Rope makes the elevator that car moves indirectly.

But existing hydraulic elevator needs external fuel tank to work, thus in structure design since load-carrying is larger Bring some security risks, due to hydraulic elevator rely primarily on when hydraulic oil pressure support, when external fuel tank occurs When damaged, oily in-cylinder pressure can unload rapidly, to make car fall without support, cause safety accident, it is therefore desirable to be changed Into.

Utility model content

(1) the technical issues of solving

The utility model aim is to overcome the shortcomings of the prior art, and provides hydraulic elevator safety device.

(2) technical solution

Hydraulic elevator safety device, including No.1 oil cylinder, No. two oil cylinders, No.1 pipe, No. two pipes and adjustment part；It is described It is connected with car at the top of No.1 oil cylinder；The No.1 oil cylinder and No. two oil cylinder bottoms are connected to by No.1 pipe；The adjustment part is set It sets on No.1 pipe；The adjustment part includes outer barrel and inner panel, and for inner panel sliding fitting outside in cylinder, No. two pipes are connected to outer barrels, interior Plate corresponds to No.1 pipe and is provided with straight slot；It is additionally provided with limited block at the top of the outer barrel；No. two oil cylinders are connected by No. two pipes Fuel tank；No. two piston plates are provided in No. two oil cylinders, No. two piston plates have connected up No. two piston rods, No. two piston rods Top connects inner panel top by steel wire rope.

Preferably, it is additionally provided with reset spanner on No. two piston rods, No. two oil cylinders are correspondingly arranged on force platform.

Preferably, it is also associated with tension spring at the top of No. two piston plates and No. two oil cylinders.

Preferably, it being provided with No.1 piston plate in the No.1 oil cylinder, No.1 piston plate has connected up No.1 piston rod, No.1 piston rod part is connected with supporting table, and car is fixed in supporting table.

Preferably, the adjustment part is provided with bottom plate, and bottom plate passes through the affixed ground of bolt.

Preferably, No. two oil cylinders and outer barrel are additionally provided with corresponding fixed pulley.

(3) advantageous effect

The utility model provides hydraulic elevator safety device, and No. two oil are increased between existing fuel tank and oil cylinder Cylinder and adjustment part, when fuel tank is revealed, No. two oil cylinders are first under pressure influence compared with the first oil cylinder, No. two work for keeping it internal Plug declines to pull-up snap-gauge, and the pipeline between No. two oil cylinders and No.1 oil cylinder is separated, the pressure change of No.1 oil cylinder is avoided, To realize security protection, whole device of simple structure and strong practicability, sensitivity is high, is suitble to promote the use of.

Description of the drawings

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model, protects some realities Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is structure chart when the utility model connection uses；

Fig. 2 is structure chart when the utility model partition uses.

In attached drawing, parts list represented by the reference numerals are as follows：

1- No.1 oil cylinders, 101- No.1 piston plates, 102- No.1 piston rods, No. bis- oil cylinders of 2-, No. bis- piston plates of 201-, No. bis- piston rods of 202-, 203- tension springs, 204- reset spanner, 205- fixed pulleys, 206- steel wire ropes, 3- cars, 301- branch Support platform, 4- adjustment parts, 401- outer barrels, 402- inner panels, 403- straight slots, 5- No.1 pipes, No. bis- pipes of 6-.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts The all other embodiment obtained, shall fall within the protection scope of the present invention.

Referring to attached drawing, hydraulic elevator safety device, including 5, No. two 1, No. two oil cylinder 2 of No.1 oil cylinder, No.1 pipe pipes 6 And adjustment part 4；1 top of No.1 oil cylinder is connected with car 3, specifically, being provided with No.1 piston plate 101, No.1 in No.1 oil cylinder 1 Piston plate 101 has connected up No.1 piston rod 102, and 102 top of No.1 piston rod is connected with supporting table 301, and car 3 is fixed on In supporting table 301；No.1 oil cylinder 1 is connected to No. two 2 bottoms of oil cylinder by No.1 pipe 5；Adjustment part 4 is arranged on No.1 pipe 5, tool Body, adjustment part 4 includes outer barrel 401 and inner panel 402, and for the sliding of inner panel 402 fitting outside in cylinder 401, No. two pipes 6 are connected to outer barrels 401, inner panel 402 corresponds to No.1 pipe 5 and is machined with straight slot 403；The top of outer barrel 401 is also machined with limited block 401, to inner panel 402 into Row limit prevents inner panel 402 excessively mobile, and in order to improve safety, No. two piston plates 201 are also connected with No. two 2 tops of oil cylinder There is tension spring 203, No. two piston plates 201 is avoided excessively to move down；Adjustment part 4 is connected with bottom plate, bottom plate by bolt affixedly Face；No. two oil cylinders 2 connect fuel tank by No. two pipes 6；No. two piston plates 201, No. two piston plates 201 are provided in No. two oil cylinders 2 No. two piston rods 202 are connected up, No. two 202 tops of piston rod connect 402 top of inner panel by steel wire rope 206；In order to subtract Small friction, No. two oil cylinders 2 and outer barrel 401 are also equipped with corresponding fixed pulley 205, and steel wire rope 206 bypasses fixed pulley 205.

It in one embodiment, is also equipped on No. two piston rods 202 and resets spanner 204, No. two correspondences of oil cylinder 2 are equipped with Exert a force platform, is adjusted when for repairing.

When the utility model is used, fuel tank send oil to No. two oil cylinders 2, so that No. two piston plates 201 is increased, to make steel wire rope 206 do not exert a force, and the straight slot 403 of inner panel 402 is directed at No.1 pipe 5, and to be connected to No.1 oil cylinder 1, realization send oily tune to No.1 oil cylinder 1 Pressure.If fuel tank is revealed, No. two oil cylinders 2 are first under pressure influence compared with the first oil cylinder 1, under No. two pistons 201 for keeping it internal Straight slot 403 and No.1 pipe 5 are staggered to pull-up inner panel 403 by drop, make pipeline between No. two oil cylinders 2 and No.1 oil cylinder 1 every It is disconnected, avoid 1 pressure reduction of No.1 oil cylinder.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, does not limit the specific implementation mode that the utility model is only yet.Obviously, according to this specification Content, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to preferably explain The principles of the present invention and practical application, to enable skilled artisan to be best understood by and utilize this practicality It is novel.The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. hydraulic elevator safety device, it is characterised in that：Including No.1 oil cylinder, No. two oil cylinders, No.1 pipe, No. two pipes and adjust One integral piece；It is connected with car at the top of the No.1 oil cylinder；The No.1 oil cylinder and No. two oil cylinder bottoms are connected to by No.1 pipe；It is described Adjustment part is arranged on No.1 pipe；The adjustment part includes outer barrel and inner panel, and outside in cylinder, No. two pipes are connected to inner panel sliding fitting Outer barrel, inner panel correspond to No.1 pipe and are provided with straight slot；It is additionally provided with limited block at the top of the outer barrel；No. two oil cylinders pass through No. two Pipe connects fuel tank；It is provided with No. two piston plates in No. two oil cylinders, No. two piston plates have connected up No. two piston rods, No. two Piston rod top connects inner panel top by steel wire rope.

2. hydraulic elevator safety device according to claim 1, it is characterised in that：It is also set on No. two piston rods It is equipped with reset spanner, No. two oil cylinders are correspondingly arranged on force platform.

3. hydraulic elevator safety device according to claim 1, it is characterised in that：No. two piston plates and No. two It is also associated with tension spring at the top of oil cylinder.

4. hydraulic elevator safety device according to claim 1, it is characterised in that：It is provided in the No.1 oil cylinder No.1 piston plate, No.1 piston plate have connected up No.1 piston rod, and No.1 piston rod part is connected with supporting table, and car is fixed In supporting table.

5. hydraulic elevator safety device according to claim 1, it is characterised in that：The adjustment part is provided with bottom Plate, bottom plate pass through the affixed ground of bolt.

6. hydraulic elevator safety device according to claim 1, it is characterised in that：No. two oil cylinders and outer barrel are also It is provided with corresponding fixed pulley.