CN211920595U

CN211920595U - Low-speed ladder counterweight housing structure

Info

Publication number: CN211920595U
Application number: CN202020423853.7U
Authority: CN
Inventors: 朱林光
Original assignee: Shanghai Yarong Elevator Equipment Manufacturing Co ltd
Current assignee: Shanghai Yarong Elevator Equipment Manufacturing Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-13
Anticipated expiration: 2030-03-27

Abstract

The utility model relates to a low-speed ladder counterweight housing structure, comprising a frame and two groups of counterweight blocks in the frame, wherein the frame comprises transverse plates at two ends and vertical plates at two sides, two vertical partition plates are arranged between the vertical plates, the partition plates are mutually abutted, and two transverse plates are respectively connected at two ends; a sliding groove and a guide rail are respectively formed on one side, close to each other, of the partition plate and the vertical plate, one end of the counterweight block is slidably installed in the sliding groove, and a groove matched with the guide rail is formed in the other end of the counterweight block; two vertical first-shaped holes are formed in the sliding grooves of the partition plate, and the two sliding grooves are communicated through the first-shaped holes; a first movable block and a second movable block are movably mounted in the sliding groove, a connecting rod is arranged between the first movable block and the second movable block, and the connecting rod penetrates through a first hole; connecting holes are formed in the bottom of each sliding groove and are arranged in the vertical direction, and the distance between the centers of the adjacent connecting holes is equal to the thickness of each counterweight block. The utility model discloses have and carry out the effect of effective location for the pouring weight.

Description

Low-speed ladder counterweight housing structure

Technical Field

The utility model belongs to the technical field of elevator equipment's technique and specifically relates to a low-speed ladder is to heavily putting up structure is related to.

Background

Currently, a counterweight is a component of an elevator traction system, and is disposed in an elevator hoistway and connected to a car via a traction sheave via a traction rope.

The prior art is an elevator counterweight frame as disclosed in patent application publication No. CN209974076U, which includes an upper beam, a lower beam and columns disposed between the upper beam and the lower beam, the upper beam, the lower beam and the columns jointly enclose a support frame, both ends of the upper beam are provided with upper notches capable of avoiding counterweight guide rails, both ends of the lower beam are provided with lower notches capable of avoiding counterweight guide rails, the columns located at the left and right sides of the support frame are formed by inwards recessing the outer side of the support frame into guide grooves capable of being in sliding fit with the counterweight guide rails, and the upper notches, the guide grooves and the lower notches are correspondingly sequentially communicated to jointly form guide channels arranged along the upper and lower directions of the support frame. The elevator counterweight housing can reduce derailment risk and improve hoistway space utilization.

The above prior art solutions have the following drawbacks: in the technology, the counterweight blocks and the counterweight frame are fixed through the clamping grooves and the bulges, so that the counterweight blocks are effectively positioned in the horizontal direction, but the counterweight frame can move in the vertical direction when in use, a good positioning effect is not exerted on the counterweight frame, and the counterweight frame can shake along the direction of the guide rail when in movement, so that the stability of the structure is influenced; there is therefore a need for a counterweight housing structure that provides effective positioning of the weights.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a low-speed ladder is to heavily putting up the structure, has the effect of carrying out effective location for the pouring weight to prior art exists not enough.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a low-speed ladder counterweight frame structure comprises a frame and two groups of counterweight blocks in the frame, wherein the frame comprises transverse plates at two ends and vertical plates at two vertical sides, two vertical partition plates are arranged between the vertical plates, the partition plates are mutually abutted, and two ends of each partition plate are respectively connected with the two transverse plates; a sliding groove and a guide rail are respectively formed on one side, close to each other, of the partition plate and the vertical plate, one end of the counterweight block is slidably installed in the sliding groove, and a groove matched with the guide rail is formed in the other end of the counterweight block; two vertical first-shaped holes are formed in the sliding grooves of the partition plate, and the two sliding grooves are communicated through the first-shaped holes; a first movable block and a second movable block are movably mounted in the sliding groove, a connecting rod is arranged between the first movable block and the second movable block, and the connecting rod penetrates through a first hole; the bottom of each sliding groove is provided with connecting holes which are arranged along the vertical direction, and the interval between the centers of the adjacent connecting holes is the thickness of the counterweight blocks; a positioning rod is movably arranged between the first movable block and the second movable block and penetrates through the connecting hole.

By adopting the technical scheme, the counterweight block is arranged in the frame to serve as a counterweight, the structure of the sliding groove and the guide rail is used, and the counterweight block is arranged between the guide rail and the sliding groove, so that the horizontal limiting effect is achieved while the counterweight block is installed in a sliding manner; the movable blocks are arranged above the counterweight blocks, and after the connecting rods are arranged, the two movable blocks are connected together and can slide along the vertical direction to realize position adjustment; the structure of the positioning rod is increased, the two movable blocks are fixed on two sides of the appointed connecting hole, and after the positions of the movable blocks are fixed, the fixed positions of the counterweight blocks are realized, and an effective limiting effect is achieved.

The present invention may be further configured in a preferred embodiment as: one side of the second movable block, which is close to the connecting hole, is provided with a horizontal positioning groove, the positioning rod is movably arranged in the positioning groove, a reset spring is arranged in the positioning groove, two ends of the reset spring are respectively connected with the groove bottom of the positioning groove and the positioning rod, and the first movable block is provided with a clamping groove which is matched with the end part of the positioning rod.

Through adopting above-mentioned technical scheme, increased the structure of constant head tank and installed reset spring, reset spring can be used in on the locating lever after being compressed for during the locating lever enters into the draw-in groove of movable block one, the structure through the locating lever realizes the rigidity of movable block one and movable block two, after the rigidity of two movable blocks, has injectd the position to the pouring weight of movable block bottom.

The present invention may be further configured in a preferred embodiment as: the strip groove that sets up and outside intercommunication is followed at the constant head tank top, and the locating lever top is provided with the connection piece, and the connection piece extends to the strip groove outside.

Through adopting above-mentioned technical scheme, used the structure of bar groove and connection piece, the pulling connection piece can drive the locating lever and carry out horizontal migration, is convenient for make the locating lever tip break away from the draw-in groove.

The present invention may be further configured in a preferred embodiment as: the locating lever is kept away from the one end of constant head tank and is provided with the inclined plane of slope, and the incline direction of inclined plane is for the direction slope that is close to the constant head tank from center to all around.

By adopting the technical scheme, the inclined plane structure at the position is used, and when the positioning rod and the clamping groove correspond to each other under the action of the spring, the inclined plane structure at the position is used for enabling the positioning rod to more conveniently enter the clamping groove.

The present invention may be further configured in a preferred embodiment as: one side that the riser kept away from each other begins to have vertical guide way, and slidable mounting has the slider in the guide way, and a plurality of spacing holes that link up are seted up to the tank bottom of guide way, installs the horizontally gag lever post on the slider, gag lever post and slider screw-thread fit, and the gag lever post passes the spacing hole and extends to the guide rail outside, is provided with the card hole with gag lever post tip complex to the groove of pouring weight tip.

Through adopting above-mentioned technical scheme, the structure that has used the guide way is used for the slidable mounting slider, has increased the structure in the spacing hole of tank bottom, can realize through rotating the gag lever post that the gag lever post advances on the horizontal direction, and spacing hole enters into the card hole to the pouring weight, has realized the location to the pouring weight other end.

The present invention may be further configured in a preferred embodiment as: the two sides of the sliding groove and the guide rail are provided with gaps at the same height, and the width of the gaps in the vertical direction is larger than the thickness of the counterweight blocks.

Through adopting above-mentioned technical scheme, increased the structure of breach on spout and the guide rail, removed slider and locating piece to the breach top, can take off from the frame to the heavy board.

The present invention may be further configured in a preferred embodiment as: the frame bottom is provided with buffer, and buffer includes the buffer block of bottom plate and rubber material, and the diaphragm of bottom plate and frame bottom passes through the screw connection.

Through adopting above-mentioned technical scheme, the buffer block structure that has used bottom plate and rubber is used as buffer, can cushion through buffer when overall structure whereabouts, reduces the impact that receives.

The present invention may be further configured in a preferred embodiment as: two rows of threaded holes are formed in the bottom of the transverse plate below, and the intervals between the threaded holes in the same row are the same.

Through adopting above-mentioned technical scheme, use the structure of two rows of screw holes, can select the screw hole of suitable position to carry out the installation of bottom plate, be convenient for adjust buffer's position.

To sum up, the utility model discloses a following at least one useful technological effect:

the structure of the movable block and the positioning rod is added, the movable block is fixed on the connecting hole for joint measurement through the positioning rod, and after the position of the movable block is fixed, the position fixation of the counterweight block is realized, and the effective limiting effect is achieved;

the structure of the guide groove and the sliding block is added, and the sliding block is matched with the limiting rod, so that the other side of the weight block can be effectively limited, and the mounting structure of the weight block is more stable;

the structure that has increased buffer block and bottom plate has regarded as buffer, when diaphragm bottom moves down to contact with other objects, and is less to the influence that overall structure is stable produces.

Drawings

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

FIG. 2 is a schematic horizontal cross-sectional view of the middle dividing plate according to the present invention;

FIG. 3 is a schematic view of the connection structure of the middle movable block of the present invention;

FIG. 4 is a schematic horizontal cross-section of a middle vertical plate and a counterweight block of the present invention;

fig. 5 is a schematic bottom structure diagram of the present invention.

Reference numerals: 1. a transverse plate; 11. a threaded hole; 2. a vertical plate; 21. a guide rail; 22. a limiting hole; 23. a guide groove; 24. a guide bar; 25. a slider; 26. a limiting rod; 3. a partition plate; 31. a chute; 32. connecting holes; 33. a hole; 4. to the pouring weight; 5. a first movable block; 51. a connecting rod; 52. a card slot; 6. a second movable block; 61. positioning a groove; 62. a strip-shaped groove; 63. a return spring; 64. positioning a rod; 65. connecting sheets; 7. a base plate; 71. and a buffer block.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a low-speed ladder is to heavily putting up structure, two sets of counterweight blocks 4 in frame and the frame, the frame includes diaphragm 1 and the vertical riser 2 in both sides at both ends, installs two vertical division boards 3 between riser 2, and two diaphragm 1 are connected respectively at 3 mutual butts of division board and both ends, and the one side that division board 3 kept away from each other has the distance of both sides riser 2 the same. The partition plate 3 divides the frame into two parts for mounting the weights 4, respectively.

Referring to fig. 1 and 2, a sliding groove 31 and a guide rail 21 are respectively formed on one side of the partition plate 3 and one side of the riser 2 close to each other, one end of the counterweight 4 is slidably mounted in the sliding groove 31, and the other end of the counterweight is provided with a groove matched with the guide rail 21. The partition plate 3 is provided with two vertical holes 33 in the sliding slots 31, and the two sliding slots 31 are communicated through the holes 33. A first movable block 5 and a second movable block 6 are movably mounted in the sliding groove 31 respectively, a connecting rod 51 is connected between the first movable block 5 and the second movable block 6, and the connecting rod 51 penetrates through the first hole 33. Connecting rod 51 one end and the first 5 fixed connection of movable block, the other end shaping has the external screw thread and passes a shape hole 33, two 6 movable blocks, and connecting rod 51 end connection has the nut, through revolving the nut suitable elasticity, can carry out the preliminary fixed of the first 5 movable blocks and two 6 movable blocks positions.

Referring to fig. 2 and 3, a horizontal connecting hole 32 is formed at the bottom of each sliding groove 31, the connecting holes 32 are arranged in the vertical direction, the distance between the centers of adjacent connecting holes 32 is equal to the thickness of the weight 4, a positioning rod 64 is movably mounted between the first movable block 5 and the second movable block 6, and the positioning rod 64 penetrates through the connecting holes 32. A horizontal positioning groove 61 is formed in one side, close to the connecting hole 32, of the second movable block 6, the positioning rod 64 is movably installed in the positioning groove 61, a return spring 63 is installed in the positioning groove 61, two ends of the return spring 63 are respectively connected with the bottom of the positioning groove 61 and the positioning rod 64, and a clamping groove 52 matched with the end portion of the positioning rod 64 is formed in the first movable block 5. Under the action of the return spring 63, the positioning rod 64 extends to the outside of the positioning groove 61 and penetrates through the connecting hole 32 to enter the clamping groove 52, and after the positioning rod 64 is matched with the clamping groove 52, the first movable block 5 and the second movable block 6 are fixed in position. The first movable block 5 and the second movable block 6 are respectively located above the heavy block 4 on two sides and are abutted to the top of the heavy block 4, and after the first movable block 5 and the second movable block 6 are located, the two movable blocks can well locate the heavy block 4, so that the locating effect on the heavy block 4 is achieved.

Referring to fig. 2 and 3, the diameter of the connecting rod 51 is the same as the inner diameter of the connecting hole 32, and in order to facilitate the connecting rod 51 to pass through the connecting hole 32, an inclined surface is formed at the end of the connecting rod 51, and the inclined surface is inclined from the center to the periphery in the direction close to the positioning groove 61, so that the connecting rod 51 can pass through the connecting hole 32. There is bar groove 62 at constant head tank 61 top along its length direction shaping, bar groove 62 and outside intercommunication, and the shaping has connection piece 65 at locating lever 64 top, and connection piece 65 passes bar groove 62 and extends to the outside, can drive locating lever 64 through the structure of pulling connection piece 65 and carry out horizontal migration along constant head tank 61, and locating lever 64 and constant head tank 61 of being convenient for break away from, can carry out the slip of movable block after breaking away from. Gaps are formed in the two sides of the sliding groove 31 and the guide rail 21 at the same height, and the width of each gap in the vertical direction is larger than the thickness of the counterweight 4. The weight 4 can be removed by sliding the weight 4 by moving the weight to the position of the gap.

Referring to fig. 4, in order to facilitate the positioning of the weight 4 near one end of the vertical plate 2, a vertical guide groove 23 is formed on one side of the vertical plate 2 away from each other, a sliding block 25 is arranged in the guide groove 23, two vertical guide rods 24 are fixed in the guide groove 23, the sliding block 25 is slidably mounted on the guide rods 24, and the sliding connection between the sliding block 25 and the guide groove 23 is realized through the guide rods 24. The bottom of the guide groove 23 is provided with a plurality of through limiting holes 22, the slider 25 is provided with a horizontal limiting rod 26, the limiting rod 26 is in threaded fit with the slider 25, the limiting rod 26 penetrates through the limiting holes 22 and extends to the outside of the guide rail 21, and a clamping hole matched with the end part of the limiting rod 26 is formed in the groove at the end part of the weight 4. The limiting holes 22 are vertically arranged in the guide groove 23, and the interval between the centers of the adjacent limiting holes 22 is the thickness of the counterweight block 4.

Referring to fig. 5, a buffer device is installed at the bottom of the frame, the buffer device comprises a bottom plate 7 and a buffer block 71 made of rubber, and the bottom plate 7 is connected with the transverse plate 1 at the bottom of the frame through screws. Two rows of threaded holes 11 are formed in the bottom of the transverse plate 1 below, and the intervals between the threaded holes 11 in the same row are the same. The installation of the buffer device can be realized through the matching between the bottom plate 7 and the threaded holes 11, the structure with the threaded holes 11 at multiple positions is provided, and the threaded holes 11 at proper positions can be selected according to conditions to install the buffer device.

The implementation principle of the embodiment is as follows: the counterweight block 4 is arranged in the frame to serve as a counterweight, the structure of the sliding groove 31 and the guide rail 21 is used, the counterweight block 4 is arranged between the guide rail 21 and the sliding groove 31, and the horizontal limiting effect is achieved while the counterweight block is installed in a sliding mode. The movable block is installed in counterweight block 4 top, has increased the structure of locating lever 64, makes the locating lever 64 pass connecting hole 32 and enter into draw-in groove 52 under reset spring 63's effect, has realized the location of two movable blocks, fixes two movable blocks in appointed connecting hole 32 both sides, and the position of movable block has realized after being fixed, has realized the rigidity to counterweight block 4, has played effective spacing effect. The structure of the sliding block 25 arranged on the vertical plate 2 can slide along the guide groove 23, and the limiting rod 26 arranged on the sliding block 25 passes through the limiting hole 22 and the clamping hole to be matched, so that the position of the other end of the weight 4 can be fixed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a low-speed ladder is to heavily putting up structure, includes two sets of counterweight blocks (4) in frame and the frame, its characterized in that: the frame comprises transverse plates (1) at two ends and vertical plates (2) at two vertical sides, two vertical partition plates (3) are arranged between the vertical plates (2), the partition plates (3) are mutually abutted, and the two ends are respectively connected with the two transverse plates (1); a sliding groove (31) and a guide rail (21) are respectively formed on one side, close to each other, of the partition plate (3) and the vertical plate (2), one end of the counterweight block (4) is slidably installed in the sliding groove (31), and the other end of the counterweight block is provided with a groove matched with the guide rail (21); two vertical one-shaped holes (33) are formed in the sliding groove (31) of the partition plate (3), and the two sliding grooves (31) are communicated through the one-shaped holes (33); a first movable block (5) and a second movable block (6) are movably mounted in the sliding groove (31), a connecting rod (51) is arranged between the first movable block (5) and the second movable block (6), and the connecting rod (51) penetrates through the first hole (33); connecting holes (32) are formed in the bottom of each sliding groove (31), the connecting holes (32) are arranged in the vertical direction, and the distance between the centers of the adjacent connecting holes (32) is equal to the thickness of each counterweight block (4); a positioning rod (64) is movably arranged between the first movable block (5) and the second movable block (6), and the positioning rod (64) penetrates through the connecting hole (32).

2. The counterweight frame structure of low-speed ladder according to claim 1, characterized in that: one side of the second movable block (6) close to the connecting hole (32) is provided with a horizontal positioning groove (61), the positioning rod (64) is movably mounted in the positioning groove (61), a return spring (63) is arranged in the positioning groove (61), two ends of the return spring (63) are respectively connected with the groove bottom of the positioning groove (61) and the positioning rod (64), and the first movable block (5) is provided with a clamping groove (52) matched with the end part of the positioning rod (64).

3. A low speed ladder counterweight housing structure according to claim 2, wherein: the top of the positioning groove (61) is provided with a strip-shaped groove (62) communicated with the outside along the length direction of the positioning groove, the top of the positioning rod (64) is provided with a connecting piece (65), and the connecting piece (65) extends to the outside of the strip-shaped groove (62).

4. A low speed ladder counterweight housing structure according to claim 3, wherein: one end of the positioning rod (64) far away from the positioning groove (61) is provided with an inclined plane, and the inclined direction of the inclined plane is inclined from the center to the periphery to the direction close to the positioning groove (61).

5. The counterweight frame structure of low-speed ladder according to claim 1, characterized in that: one side that riser (2) kept away from each other begins to have vertical guide way (23), slidable mounting has slider (25) in guide way (23), a plurality of spacing holes (22) that link up are seted up to the tank bottom of guide way (23), install horizontally gag lever post (26) on slider (25), gag lever post (26) and slider (25) screw-thread fit, gag lever post (26) pass spacing hole (22) and extend to guide rail (21) outside, be provided with the card hole with gag lever post (26) tip complex to the groove of pouring weight (4) tip.

6. The counterweight frame structure of low-speed ladder according to claim 1, characterized in that: gaps are arranged at the two sides of the sliding groove (31) and the guide rail (21) at the same height, and the width of each gap in the vertical direction is larger than the thickness of the counterweight block (4).

7. The counterweight frame structure of low-speed ladder according to claim 1, characterized in that: the frame bottom is provided with buffer, and buffer includes bottom plate (7) and buffer block (71) of rubber material, and bottom plate (7) pass through the screw connection with diaphragm (1) of frame bottom.

8. The low-speed ladder counterweight frame structure of claim 7, wherein: two rows of threaded holes (11) are formed in the bottom of the transverse plate (1) below, and the intervals between the threaded holes (11) in the same row are the same.