CN211521306U - Elevator counterweight block convenient to install and overhaul - Google Patents

Abstract

The utility model discloses an elevator counterweight block convenient for installation and maintenance, which belongs to the field of elevator counterweight blocks and comprises a counterweight frame, wherein a pair of mutually matched limiting chutes is drilled on the inner side wall of the counterweight frame, a plurality of counterweight blocks are placed in the counterweight frame, each counterweight block comprises two counterweight block base blocks, one ends of the two counterweight block base blocks, which are close to the side wall of the counterweight frame, are fixedly connected with fixed columns, one ends of the fixed columns, which are far away from the counterweight block base blocks, are fixedly connected with pulley main bodies matched with the limiting chutes, the counterweight block base blocks are in sliding connection with the counterweight frame through the pair of pulley main bodies and the limiting chutes, one ends of the two counterweight block base blocks, which are far away from the side wall of the counterweight frame, are respectively drilled with prefabricated grooves, inner cavities are respectively drilled in the two counterweight block base blocks, through holes are drilled on the groove bottom plate of the prefabricated grooves, the prefabricated grooves are communicated with the inner cavities through holes, and the convenience is realized for a worker to, the normal work of the staff is not easily influenced.

Description

Elevator counterweight block convenient to install and overhaul

Technical Field

The utility model relates to an elevator is to the pouring weight field, and more specifically says, relates to an elevator is to pouring weight convenient to installation and maintenance.

Background

The counterweight is a component of an elevator traction system and is used for reducing the power of a traction motor and the torque on a traction wheel and a worm gear, the structure of the counterweight is not in a fixed form, but four guide shoes are arranged at four corners of the counterweight regardless of the form so as to ensure that the counterweight vertically runs along a counterweight guide rail when the elevator runs, and a counterweight device is positioned in a hoistway and is connected with a car through a traction rope and the traction wheel. In the running process of the elevator, the counterweight device slides on the counterweight guide rail through the counterweight guide shoe to play a balancing role. The counterweight device consists of a counterweight frame and a counterweight iron block.

In order to install and transport the convenience, to the pouring weight many pieces of to the pouring weight of cuboid shape usually by making into, then will put into the counterweight frame to the pouring weight piece by piece, after adding the sufficient to the pouring weight piece, it will flatten the pouring weight to recycle the clamp plate, make difficult great relative displacement takes place when reciprocating along with the elevator case to the pouring weight piece, difficult too big vibrations and the noise that causes, can make things convenient for the staff operation like this, need not once only carry the heavier to the pouring weight of weight, and if single damage appears to the pouring weight piece, can change alone the pouring weight piece that damages, do not need the whole piece to be changed, easily resources are saved.

The current counterweight block is the solid metal piece mostly, and before the installation is accomplished, need utilize the clamp plate compaction, and for counterweight block comparatively steady in the use, should not appear the clearance between two adjacent counterweight blocks, consequently at the in-process of dismantling counterweight block, the staff is difficult to will take out counterweight block one by one, easily influences staff's normal work.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an elevator is to pouring weight convenient to installation and maintenance, it can realize making things convenient for the staff to take out the pouring weight from the counterweight housing one by one, is difficult for influencing staff's normal work.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An elevator counterweight block convenient to install and maintain comprises a counterweight frame, wherein a pair of limiting sliding grooves matched with each other is formed in the inner side wall of the counterweight frame, a plurality of counterweight blocks are placed in the counterweight frame, each counterweight block comprises two counterweight block base blocks, a fixing column is fixedly connected to one end, close to the side wall of the counterweight frame, of each of the two counterweight block base blocks, one end, far away from each counterweight block base block, of each fixing column is fixedly connected with a pulley main body matched with the limiting sliding grooves, each counterweight block base block is in sliding connection with the counterweight frame through the pair of pulley main bodies and the limiting sliding grooves, prefabricated grooves are formed in one ends, far away from the side wall of the counterweight frame, of the two counterweight block base blocks, inner cavities are formed in the two counterweight block base blocks, through holes are formed in the groove bottom plates of the prefabricated grooves and communicated with the inner cavities through the through holes, and connecting rods are connected between the two counterweight block base blocks, and the both ends of connecting rod run through two through-holes respectively to extend to two inner chambers, the equal fixedly connected with limiting plate in both ends of connecting rod, and two limiting plates are located two inner chambers respectively, fixedly connected with compression spring between the lateral wall of limiting plate and inner chamber, and compression spring cup joints in the outside of connecting rod, can realize making things convenient for the staff to take out the pouring weight from the counterweight housing one by one, the difficult normal work that influences the staff.

Furthermore, be connected with wear-resisting ring between connecting rod and the through-hole, and wear-resisting ring and through-hole inner wall fixed connection reduce the wearing and tearing between connecting rod and the through-hole inner wall, make the difficult appearance of being connected between connecting rod and the through-hole rock.

Further, the connecting rod outer wall is last to cut and to have the annular of lifting by crane, and lifts by crane the mid point department that the annular is located the connecting rod, lifts by crane the annular and can make things convenient for the staff to utilize the wire rope will take out the pouring weight from the proportion frame, and at the in-process that takes out, the difficult appearance that rocks in the fixed position of wire rope, is difficult for causing the pouring weight to appear inclining from the in-process that takes out in the proportion frame, and the dead phenomenon of card is difficult for influencing staff's normal work.

Furthermore, the rubber pad has been laid on the tank bottom plate of spacing spout, and the rubber pad is kept away from the one end of spacing spout groove bottom plate and is carved with anti-skidding line, increases the frictional force between spacing spout and the rubber pad, makes in the installation to the pouring weight, and the speed of whereabouts is comparatively slow, is difficult for causing the striking damage because of falling too fast to the pouring weight.

Further, it has the cavity to chisel in the rubber pad, the cavity intussuseption is filled with a plurality of elastic balls, cooperation through cavity and elastic ball can increase the elasticity of rubber pad, and to pouring weight base block under the compression spring's that is in the state effect, have the motion trend that is close to the counterweight frame inner wall all the time, under the effect to pouring weight base block, fixed column and pulley main part can be towards the tank bottom plate motion of spacing spout together, under the oppression of pulley main part, the rubber pad surface can be sunken, and a plurality of elastic balls of cavity intussuseption also can receive the extrusion, increase the frictional force between pulley main part and the rubber pad, increase the speed reduction effect to the pouring weight.

Furthermore, the elastic balls are different in size and shape, and the elasticity of the rubber pad can be effectively increased through the matching of the elastic balls different in size and shape, so that the friction force between the pulley main body and the rubber pad is increased, and the speed reduction effect on the counterweight block is increased.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize making things convenient for the staff one by one will take out the pouring weight from the counterweight housing, is difficult for influencing staff's normal work.

(2) Be connected with wear-resisting ring between connecting rod and the through-hole, and wear-resisting ring and through-hole inner wall fixed connection reduce the wearing and tearing between connecting rod and the through-hole inner wall, make the connecting between connecting rod and the through-hole be difficult for appearing rocking.

(3) The connecting rod outer wall is provided with a lifting ring groove, the lifting ring groove is located at the middle point of the connecting rod, the lifting ring groove can facilitate workers to take out the counterweight blocks from the specific gravity frame by utilizing the steel cable rope, in the taking-out process, the fixed position of the steel cable rope is not prone to shaking, the counterweight blocks are not prone to being inclined in the taking-out process from the counterweight frame, and the clamping phenomenon is not prone to affecting the normal work of the workers.

(4) The rubber pad is laid on the tank bottom plate of the limiting sliding groove, anti-skidding lines are carved at one end, away from the bottom plate of the limiting sliding groove, of the rubber pad, friction force between the limiting sliding groove and the rubber pad is increased, the falling speed of the weight is slow in the installation process, and the weight is not prone to being damaged due to impact caused by too fast falling of the weight.

(5) The chisel has the cavity in the rubber pad, the cavity intussuseption is filled with a plurality of elastic balls, cooperation through cavity and elastic ball, can increase the elasticity of rubber pad, and under the compression spring's that is in the state effect to the pouring weight base block, the motion trend that is close to the counterweight frame inner wall has all the time, under the effect to the pouring weight base block, fixed column and pulley main part can move towards the tank bottom plate of spacing spout together, under the oppression of pulley main part, the rubber pad surface can be sunken, and a plurality of elastic balls of cavity intussuseption also can receive the extrusion, increase the frictional force between pulley main part and the rubber pad, increase the speed reduction effect to the pouring weight.

(6) The sizes and the shapes of the elastic balls are different, and through the matching of the elastic balls with different sizes and shapes, the elasticity of the rubber pad can be effectively increased, the friction force between the pulley body and the rubber pad is increased, and the speed reduction effect on the weight block is increased.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural diagram at B in fig. 2.

The reference numbers in the figures illustrate:

1 to heavily putting up, 2 spacing spout, 3 to heavy weight base blocks, 4 fixed columns, 5 pulley main parts, 6 prefabricated grooves, 7 inner chambers, 8 connecting rods, 9 limiting plates, 10 compression spring, 11 wear ring, 12 rubber pads, 13 cavitys, 14 elastic balls.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, an elevator counterweight block convenient for installation and maintenance comprises a counterweight frame 1, a pair of mutually matched limiting sliding grooves 2 are drilled on the inner side wall of the counterweight frame 1, a plurality of counterweight blocks are placed in the counterweight frame 1, each counterweight block comprises two counterweight block base blocks 3, one ends of the two counterweight block base blocks 3 close to the side wall of the counterweight frame 1 are fixedly connected with fixing columns 4, one ends of the fixing columns 4 far away from the counterweight block base blocks 3 are fixedly connected with pulley main bodies 5 matched with the limiting sliding grooves 2, the counterweight block base blocks 3 are in sliding connection with the counterweight frame 1 through the pair of pulley main bodies 5 and the limiting sliding grooves 2, one ends of the two counterweight block base blocks 3 far away from the side wall of the counterweight frame 1 are respectively drilled with prefabricated grooves 6, inner cavities 7 are respectively drilled in the two counterweight block base blocks 3, through holes are drilled on the groove bottom plates of the prefabricated grooves 6, and the prefabricated grooves 6 are communicated with the inner cavities 7 through the through holes, a connecting rod 8 is connected between the two counterweight blocks 3, two ends of the connecting rod 8 respectively penetrate through the two through holes and extend into the two inner cavities 7, limiting plates 9 are fixedly connected to two ends of the connecting rod 8, the two limiting plates 9 are respectively positioned in the two inner cavities 7, a compression spring 10 is fixedly connected between the limiting plates 9 and the side wall of the inner cavity 7, the compression spring 10 is sleeved outside the connecting rod 8, the two counterweight blocks 3 are fixedly connected through the inner cavities 7 and the connecting rod 8, the two counterweight blocks 3 always have a separation trend due to the compression spring 10 in a compressed state, the pulley main body 5 is always in close contact with the groove bottom plate of the limiting chute 2, the counterweight blocks 3 are not easily suspended from the limiting chute 2, the normal falling of the counterweight blocks 3 is not easily influenced, the prefabricated groove 6 can play a buffering role, and when the two counterweight blocks 3 are completely closed, sundries between the two counterweight blocks 3 can be temporarily stored in the prefabricated groove 6, the closure between the two counterweight blocks 3 is not easily influenced, the deformation amount of the counterweight blocks is increased, and the adaptive size range of the counterweight blocks is increased.

Referring to fig. 1-3, a wear-resistant ring 11 is connected between the connecting rod 8 and the through hole, and the wear-resistant ring 11 is fixedly connected with the inner wall of the through hole, so that wear between the connecting rod 8 and the inner wall of the through hole is reduced, the connection between the connecting rod 8 and the through hole is not prone to shaking, a lifting ring groove is cut on the outer wall of the connecting rod 8 and is located at the midpoint of the connecting rod 8, the lifting ring groove can facilitate a worker to take out a counterweight block from a counterweight frame by using a steel cable rope, and in the taking-out process, the position where the steel cable rope is fixed is not prone to shaking, the counterweight block is not prone to tilting and jamming in the taking-out process from the counterweight frame 1, and normal work of the worker is not prone to being.

Referring to fig. 4, a rubber pad 12 is laid on the bottom plate of the limiting chute 2, and an anti-skid pattern is engraved on one end of the rubber pad 12 away from the bottom plate of the limiting chute 2, so as to increase the friction force between the limiting chute 2 and the rubber pad 12, so that the falling speed of the counterweight block is slow in the installation process, and the counterweight block is not easy to be impacted and damaged due to too fast falling, a cavity 13 is drilled in the rubber pad 12, a plurality of elastic balls 14 are filled in the cavity 13, the elasticity of the rubber pad 12 can be increased through the matching of the cavity 13 and the elastic balls 14, and the counterweight block base 3 always has a movement tendency close to the inner wall of the counterweight frame 1 under the action of the compression spring 10 in a state, under the action of the counterweight block base 3, the fixed column 4 and the pulley body 5 move together toward the bottom plate of the limiting chute 2, and under the compression of the pulley body 5, the surface of the rubber, and a plurality of elastic balls 14 that fill in cavity 13 also can receive the extrusion, increases the frictional force between pulley main part 5 and the rubber pad 12, increases the speed reduction effect to the pouring weight, and the size shape between a plurality of elastic balls 14 is different, and through the cooperation of a plurality of elastic balls 14 that size and shape are different, can effectively increase the elasticity of rubber pad 12, increases the frictional force between pulley main part 5 and the rubber pad 12, increases the speed reduction effect to the pouring weight.

When the counterweight blocks are placed in the counterweight frame 1, one counterweight block is taken out, two counterweight block base blocks 3 of the counterweight blocks are mutually extruded and close, then the counterweight block base blocks 3 are placed between a pair of side walls of the counterweight frame 1, meanwhile, the pulley main body 5 is placed in the matched limiting sliding groove 2 at the moment, the two counterweight block base blocks 3 are slowly loosened, the two counterweight block base blocks 3 are mutually far away under the action of the compression spring 10 in a compression state, the pulley main body 5 can be in close contact with a groove bottom plate of the limiting sliding groove 2, the counterweight block base blocks 3 are loosened, the counterweight block base blocks 3 slowly fall under the action of gravity, and the counterweight blocks can be adjusted in length, so that the counterweight blocks can adapt to the counterweight frames 1 with different sizes and specifications within an adjustable range, the counterweight blocks have certain adaptability, and then the counterweight blocks with enough quantity are placed in the counterweight frame 1, make to the pouring weight and reach the demand to the holistic quality of heavy frame 1, use the clamp plate to flatten at last, when needs are to taking out the pouring weight, will lift by crane cable wire fixed connection on the annular of lifting by crane on connecting rod 8, and lift by crane the cable wire and keep away from the one end of connecting rod 8 and hoisting accessory's power take off end fixed connection, utilize hoisting accessory and lift by crane the cable wire, can take out the pouring weight from the bottom of heavy frame 1, and at the in-process of taking out, the difficult emergence transform of fixed position of cable wire, be difficult for causing the whole slope of pouring weight, it is difficult for causing the pouring weight to block the card of slope between the lateral wall of heavy frame 1, can realize making things convenient for the staff to take out the pouring weight from heavy frame 1 one by one, be.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (6)

1. The utility model provides an elevator is to pouring weight convenient to installation and maintenance, includes counterweight housing (1), it has a pair of spacing spout (2) that match each other to cut on counterweight housing (1) inside wall, several pieces of counterweight blocks have been placed in counterweight housing (1), its characterized in that: the counterweight block comprises two counterweight block base blocks (3), one ends of the two counterweight block base blocks (3), which are close to the side wall of the counterweight frame (1), are fixedly connected with fixed columns (4), one ends of the fixed columns (4), which are far away from the counterweight block base blocks (3), are fixedly connected with pulley main bodies (5) matched with limiting sliding grooves (2), the counterweight block base blocks (3) are in sliding connection with the counterweight frame (1) through a pair of pulley main bodies (5) and the limiting sliding grooves (2), two ends of the counterweight block base blocks (3), which are far away from the side wall of the counterweight frame (1), are both provided with prefabricated grooves (6), inner cavities (7) are both chiseled in the two counterweight block base blocks (3), through holes are chiseled on groove bottom plates of the prefabricated grooves (6), the prefabricated grooves (6) are communicated with the inner cavities (7) through weight through holes, and connecting rods (8) are connected between the two counterweight block base blocks (3), and the both ends of connecting rod (8) run through two through-holes respectively to extend to in two inner chamber (7), the equal fixedly connected with limiting plate (9) in both ends of connecting rod (8), and two limiting plate (9) are located two inner chamber (7) respectively, fixedly connected with compression spring (10) between the lateral wall of limiting plate (9) and inner chamber (7), and compression spring (10) cup joint in the outside of connecting rod (8).

2. An elevator counterweight block for facilitating installation and maintenance of said counterweight according to claim 1, further comprising: and a wear-resistant ring (11) is connected between the connecting rod (8) and the through hole, and the wear-resistant ring (11) is fixedly connected with the inner wall of the through hole.

3. An elevator counterweight block for facilitating installation and maintenance of said counterweight according to claim 1, further comprising: the outer wall of the connecting rod (8) is provided with a lifting ring groove, and the lifting ring groove is positioned at the midpoint of the connecting rod (8).

4. An elevator counterweight block for facilitating installation and maintenance of said counterweight according to claim 1, further comprising: a rubber pad (12) is laid on the groove bottom plate of the limiting sliding groove (2), and anti-skidding grains are carved at one end, away from the groove bottom plate of the limiting sliding groove (2), of the rubber pad (12).

5. An elevator counterweight block for facilitating installation and maintenance of said counterweight according to claim 4, wherein: a cavity (13) is formed in the rubber pad (12) in a chiseled mode, and a plurality of elastic balls (14) are filled in the cavity (13).

6. An elevator counterweight block for facilitating installation and maintenance of said counterweight according to claim 5, wherein: the elastic balls (14) are different in size and shape.

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