CN212712306U - Safety protection device for suspension cage stopping floor - Google Patents
Safety protection device for suspension cage stopping floor Download PDFInfo
- Publication number
- CN212712306U CN212712306U CN202021053163.3U CN202021053163U CN212712306U CN 212712306 U CN212712306 U CN 212712306U CN 202021053163 U CN202021053163 U CN 202021053163U CN 212712306 U CN212712306 U CN 212712306U
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- China
- Prior art keywords
- cage
- sleeve
- rotating shaft
- telescopic link
- compression spring
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- Expired - Fee Related
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Abstract
The utility model relates to a cage floor-stopping safety protection device, which comprises a steel structure frame body and a cage, wherein a rotating shaft is arranged in the middle of the top of the cage, two ends of the rotating shaft are rotatably arranged in a shaft sleeve, the front end of the rotating shaft extends out of the rear part of the shaft sleeve and is fixedly connected with a traction block, and the traction block is connected with a lifting safety door through a chain; the cage top left and right sides is equipped with respectively and stops a layer device, crisscross setting around two stop layer devices, stop a layer device and include sleeve pipe, riser, step telescopic link, compression spring, connecting rod and spacer sleeve, the spacer sleeve sets up the sleeve pipe tip near the axis of rotation, the step of step telescopic link divide into path section and major diameter section with the step telescopic link, pass the spacer sleeve behind the compression spring is established to path section cover, the axis of rotation corresponds the fixed ear seat that is equipped with of connecting rod, the tip of the articulated path section of one end of connecting rod, the other end is articulated with the ear seat. The utility model discloses be equipped with safe layer device that stops, the cage can not take place the tenesmus, prevents the emergence of incident.
Description
Technical Field
The utility model relates to the technical field of general machinery, concretely relates to cage stops layer safety arrangement.
Background
A cargo elevator or a lifting platform is common equipment commonly used in workshops of factories and enterprises at present and used for lifting cargoes, and a cage is adopted to move up and down in a steel structure frame body of the elevator or the lifting platform. Its advantages are convenient installation, high practicality and flexibility, and low cost. However, the general safety performance of the device is poor, and once a steel wire rope cable is broken or a hydraulic oil cylinder is burst, the cage is out of control and falls down to cause casualty accidents.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned not enough, provide a cage when the cage stops high altitude construction platform and stops layer safety arrangement. When the cage is lifted, the safety door of the cage is closed, and the cage is separated from the steel structure frame body of the elevator or the lifting platform, so that the purpose of up-and-down operation of the cage is achieved. When the cage runs to a set operation platform, the cage safety door is opened, and at the moment, the step telescopic rod of the floor stopping device extends outwards to enable the cage to be erected on the steel structure frame body cross rod of the elevator or the lifting platform, so that the cage cannot fall down, and safety accidents are prevented.
The purpose of the utility model is realized like this:
a safety protection device for stopping a cage from a floor comprises a steel structure frame body and the cage, wherein the cage runs up and down in the steel structure frame body, side cross beams are arranged at the front and back of the top of the cage, a support is arranged in the middle of each side cross beam, shaft sleeves are fixedly arranged on each support, a rotating shaft is arranged between each two shaft sleeves, two ends of each rotating shaft are rotatably arranged in the shaft sleeves, the front end of each rotating shaft extends out of the corresponding shaft sleeve and then is fixedly connected with a traction block, and each traction block is connected with a lifting safety door through a chain to open or close the lifting safety door;
the cage top left and right sides is equipped with respectively and stops a layer device, crisscross setting around two stop layer devices, stop a layer device including the sleeve pipe, be used for fixed sheathed tube riser, step telescopic link, compression spring, connecting rod and spacer sleeve, the spacer sleeve sets up the sleeve pipe tip near the axis of rotation, the step of step telescopic link divide into path section and major diameter section with the step telescopic link, pass the spacer sleeve behind the compression spring is established to path section cover, the axis of rotation corresponds the fixed ear seat that is equipped with of connecting rod, the articulated tip of path section of one end of connecting rod, the other end is articulated with the ear seat.
Preferably, the lift emergency exit includes emergency exit, traction wire rope, counter weight and pulley, the pulley mounting is on the top of the left and right stand of cage, traction wire rope lower extreme is connected with the emergency exit, and the pulley links to each other with the counter weight is walked around to the upper end, the counter weight is installed in left and right stand cavity inner wall, left and right stand corresponds the emergency exit and is equipped with the slide rail, and the emergency exit reciprocates along the slide rail.
Preferably, when the compression spring is in a compressed state, the step telescopic rod horizontally moves in the sleeve towards the rotating shaft, the large-diameter section of the step telescopic rod retracts into the sleeve, and the suspension cage is separated from the steel structure frame body; when the compression spring is in a reset state, the step telescopic rod moves outwards and horizontally, and the large-diameter section of the step telescopic rod extends out of the sleeve and is erected above the steel structure frame body.
The utility model has the advantages that:
the utility model realizes linkage of the safety door, the rotating shaft and the floor stopping device, when the safety door closes the suspension cage to lift, the step telescopic rod of the floor stopping device contracts, and the contact part of the suspension cage and the steel structure frame body is separated; when the safety door is opened and the cage is static, the step telescopic rods of the floor stopping device extend outwards to be erected on the cross rods of the steel structure frame body, the cage cannot fall down, and safety accidents are prevented.
Drawings
Fig. 1 is a schematic view of the structure of the safety door of the present invention in a closed state.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic structural view of the floor stopping device in a closed state of the safety door.
Fig. 4 is the schematic view of the opening state of the safety door of the present invention.
Fig. 5 is a schematic structural diagram of fig. 3.
Fig. 6 is a schematic structural view of the floor stopping device in the state that the safety door is opened.
Wherein: a steel structure frame body 1; a suspension cage 2; 2.1 of a side beam; a support 2.2; a shaft sleeve 2.3; the rotating shaft is 2.4; 2.5 of a traction block; 2.6 of chains; 2.7 of a lifting safety door; 2.7.1 of a safety door; 2.7.2 of a traction steel wire rope; a weight 2.7.3; a pulley 2.7.4; the pulley 2.7.4; 2.8 of ear seat; left upright 2.9, right upright 2.10. A layer stopping device 3; a sleeve 3.1; a vertical plate 3.2; a step telescopic rod 3.3; a compression spring 3.4; a connecting rod 3.5; a blocking sleeve 3.6;
Detailed Description
Referring to fig. 1-6, the utility model relates to a cage stops layer safety arrangement, including steel structure support body 1 and cage 2, cage 2 moves from top to bottom in steel structure support body 1, steel structure support body 1 can be the steel structure support body of lifting machine, also can be lift platform's steel structure support body. The front and the back of the top of the cage 2 are provided with side beams 2.1, the middle of each side beam 2.1 is provided with a support 2.2, each support 2.2 is fixedly provided with a shaft sleeve 2.3, a rotating shaft 2.4 is arranged between the two shaft sleeves 2.3, the rotating shaft 2.4 is arranged in the middle of the top of the cage, two ends of each rotating shaft 2.4 are rotatably arranged in the shaft sleeves 2.3, the front end of each rotating shaft 2.4 extends out of the shaft sleeve 2.3 and then is fixedly connected with a traction block 2.5, and the traction block 2.5 is connected with a lifting safety door 2.7 through a chain 2.6;
the left and right sides of the top of the suspension cage 2 is provided with a stopping device 3, the stopping device 3 is arranged in a staggered manner from front to back, the stopping device 3 comprises a sleeve 3.1, a vertical plate 3.2 for fixing the sleeve, a step telescopic rod 3.3, a compression spring 3.4, a connecting rod 3.5 and a blocking sleeve 3.6, the step telescopic rod 3.3 horizontally moves in the sleeve 3.1, the blocking sleeve 3.6 is arranged at the end part of the sleeve 3.1 close to the rotating shaft 2.4, the step of the step telescopic rod 3.3 divides the step telescopic rod into a small-diameter section and a large-diameter section, the blocking sleeve 3.6 is penetrated by the small-diameter section after the compression spring 3.4 is sleeved, the two ends of the compression spring 3.4 are respectively abutted against the blocking sleeve and the step surface, an ear seat 2.8 is fixedly arranged on the connecting rod 3.5 corresponding to the rotating shaft 2.4, one end of the connecting rod 3.5 is hinged to the end part of the small-diameter section, the other end of the ear seat is hinged to.
When the compression spring is in a compressed state, the step telescopic rod moves towards the rotating shaft, the large-diameter section of the step telescopic rod retracts into the sleeve, and the suspension cage is separated from the steel structure frame body; when the compression spring resets, the step telescopic link outwards moves, the large-diameter section of the step telescopic link extends out of the sleeve and is erected above the steel structure frame body, and the suspension cage cannot move downwards.
Lift emergency exit 2.7 includes emergency exit 2.7.1, haulage wire rope 2.7.2, counter weight 2.7.3 and pulley 2.7.4, pulley 2.7.4 installs the top at left and right stand 2.9, 2.10 of cage 2, haulage wire rope 2.7.2 lower extreme is connected with emergency exit 2.7.1, and the upper end is walked around pulley 2.7.4 and is linked to each other with counter weight 2.7.3, counter weight 2.7.3 is installed in left and right stand cavity inner wall 2.9, 2.10, left and right stand 2.9, 2.10 correspond emergency exit 2.7.1 and are equipped with the slide rail, and emergency exit 2.7.1 reciprocates along the slide rail.
When the safety door 2.7.1 is pulled to the bottom to be closed, the bolts at the two ends of the safety door 2.7.1 are inserted into the through holes corresponding to the slide rails.
The working principle is as follows:
when the lifting cage needs to be used, the safety door is pulled downwards until the safety door is closed, the safety door drives the chain to stretch and pull the traction block to rotate downwards anticlockwise, the rotating shaft drives the lug seat on the rotating shaft to rotate anticlockwise, the connecting rod is linked to drive the step telescopic rod to move towards the middle of the lifting cage, the compression spring is compressed, the large-diameter section of the step telescopic rod is in a non-contact state with the steel structure frame body, and the lifting cage can freely lift in the steel structure frame body of the lifting machine or the lifting platform;
when the cage stops at the appointed floor, upwards stimulate the emergency exit, the back is opened to the emergency exit, and the chain of being connected with the emergency exit is lax, and the pull block upwards clockwise rotates under compression spring's elasticity effect, and compression spring resets, and the major diameter section of step telescopic link stretches out the sleeve pipe and contacts with the steel construction support body, and the major diameter section of step telescopic link is shelved on the horizontal pole of steel construction support body this moment, when taking place unexpected situations such as wire rope fracture or hydro-cylinder burst, the cage no longer weighs down.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (3)
1. The utility model provides a cage stops layer safety arrangement, includes steel construction support body (1) and cage (2), cage (2) moves its characterized in that from top to bottom in steel construction support body (1): a rotating shaft (2.4) is arranged in the middle of the top of the suspension cage (2), two ends of the rotating shaft (2.4) are rotatably arranged in the shaft sleeve (2.3), the front end of the rotating shaft (2.4) extends out of the shaft sleeve (2.3) and then is fixedly connected with a traction block (2.5), and the traction block (2.5) is connected with a lifting safety door (2.7) through a chain (2.6);
cage (2) top left and right sides is equipped with respectively and stops layer device (3), and crisscross setting around both sides stop layer device (3), stop layer device (3) including sleeve pipe (3.1), be used for fixed sleeving riser (3.2), step telescopic link (3.3), compression spring (3.4), connecting rod (3.5) and spacer sleeve (3.6), spacer sleeve (3.6) set up at sleeve pipe (3.1) tip near axis of rotation (2.4), the step of step telescopic link (3.3) divide into path section and major diameter section with the step telescopic link, pass spacer sleeve (3.6) behind compression spring (3.4) is established to path section cover, axis of rotation (2.4) correspond connecting rod (3.5) and are fixed and are equipped with ear seat (2.8), the articulated tip of path section of one end of connecting rod (3.5), the other end is articulated with ear seat (2.8).
2. A cage floor-stopping safety protection device as claimed in claim 1, wherein: lift emergency exit (2.7) set up the front side at the cage, lift emergency exit (2.7) are including emergency exit (2.7.1), haulage wire rope (2.7.2), counter weight (2.7.3) and pulley (2.7.4), the top at left and right stand (2.9, 2.10) of cage (2) is installed to pulley (2.7.4), haulage wire rope (2.7.2) lower extreme is connected with emergency exit (2.7.1), and pulley (2.7.4) is walked around to the upper end and counter weight (2.7.3) link to each other, counter weight (2.7.3) are installed in left and right stand (2.9, 2.10) hollow inner wall, left and right stand (2.9, 2.10) correspond emergency exit (2.7.1) and are equipped with the slide rail, and emergency exit (2.7.1) reciprocate along the slide rail.
3. A cage floor-stopping safety protection device as claimed in claim 1, wherein: when the compression spring (3.4) is in a compression state, the step telescopic rod (3.3) horizontally moves towards the rotating shaft (2.4) in the sleeve (3.1), the large-diameter section of the step telescopic rod (3.3) retracts into the sleeve (3.1), and the suspension cage (2) is separated from the steel structure frame body (1); when compression spring (3.4) is in the reset state, step telescopic link (3.3) outside horizontal migration, the major diameter section of step telescopic link (3.3) stretches out sleeve pipe (3.1) and puts up in the top of steel construction support body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021053163.3U CN212712306U (en) | 2020-06-10 | 2020-06-10 | Safety protection device for suspension cage stopping floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021053163.3U CN212712306U (en) | 2020-06-10 | 2020-06-10 | Safety protection device for suspension cage stopping floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212712306U true CN212712306U (en) | 2021-03-16 |
Family
ID=74950310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021053163.3U Expired - Fee Related CN212712306U (en) | 2020-06-10 | 2020-06-10 | Safety protection device for suspension cage stopping floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212712306U (en) |
-
2020
- 2020-06-10 CN CN202021053163.3U patent/CN212712306U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210316 |