Lift car guide rail lubricating structure

Abstract

The utility model discloses an elevator car guide rail lubricating structure, which belongs to the technical field of elevator guide rail lubrication and comprises a connecting mechanism, the top of the connecting mechanism is fixedly connected with a lubricating mechanism, and the connecting mechanism and the lubricating mechanism can be mounted on two sides of the top of an elevator car through the connecting mechanism. Connection is firm and not prone to loosening, the stability of the structure in the elevator running process is guaranteed, an oil pump controller in the lubricating mechanism can control the starting and stopping frequency and the working duration of an oil pump according to a preset program, manual intervention is reduced, the workload of maintenance personnel is reduced, and the working efficiency is improved. The capacitive liquid level sensor can accurately detect the liquid level of lubricating oil in the oil storage tank in real time, and when the liquid level is lower than a set value, the microcontroller triggers the alarm to give an alarm to remind maintenance personnel to supplement the lubricating oil in time, so that poor lubrication of the guide rail caused by insufficient lubricating oil is avoided, and the service life of the guide rail is prolonged. And the safety and the reliability of elevator operation are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator guide rail lubrication technical field, especially in elevator car guide rail lubrication structure. BACKGROUND

[0002] The elevator as indispensable vertical transport tool in modern building, its running safety, stability and comfort are very important, and elevator car guide rail is the key part of guaranteeing the stable operation of elevator car, it guides car to move up and down along the fixed track, in order to reduce the friction between car guide rail and guide shoe, reduce abrasion, prolong the service life of guide rail and guide shoe, improve the stability and comfort of elevator operation simultaneously, and it is essential maintenance measure to lubricate car guide rail regularly.

[0003] For the above problems, the existing patent gives a solution, but the existing guide rail lubrication structure lacks the structure of synchronously lubricating guide rail and smearing lubricating place when the elevator is running, which leads to uneven distribution of lubricating oil on the surface of guide rail, too much lubricating oil in some areas forms drop waste and pollutes car and shaft environment, and insufficient lubricating oil in some areas cannot achieve good lubrication effect, thereby aggravating the local abrasion between guide rail and guide shoe and affecting the stability of elevator operation.

[0004] Therefore, the utility model provides a kind of elevator car guide rail lubrication structure. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of elevator car guide rail lubrication structure, can solve the problem that the existing elevator guide rail lubrication lacks the structure of synchronously lubricating guide rail and smearing lubricating place when the elevator is running, which leads to uneven distribution of lubricating oil on the surface of guide rail, too much lubricating oil in some areas forms drop waste and pollutes car and shaft environment, and insufficient lubricating oil in some areas cannot achieve good lubrication effect, thereby aggravating the local abrasion between guide rail and guide shoe and affecting the stability of elevator operation.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a kind of elevator car guide rail lubrication structure, including connecting mechanism, the top of the connecting mechanism is fixedly connected with lubricating mechanism;

[0007] The lubricating mechanism comprises an oil pump controller, an oil pump, an oil suction pipe, an oil tank, a capacitive liquid level sensor, a microcontroller, an alarm, an oil discharge pipe, a shunt pipe, a spray head, a limiting frame and a plurality of coating rollers, the oil pump controller is fixedly connected to the left side of the top of the connecting mechanism, the oil pump is fixedly connected to the top of the oil pump controller, the left side of the oil suction pipe is fixedly connected to the bottom of the right side of the oil pump, the oil tank is fixedly connected to the right side of the top of the connecting mechanism, the capacitive liquid level sensor is fixedly connected to the left side of the top of the oil tank, the detection end of the bottom of the capacitive liquid level sensor penetrates through the oil tank and extends to the inside of the oil tank, and the microcontroller is fixedly connected to the back side of the oil pump controller.

[0008] Preferably, the alarm is fixedly connected to the top of the connecting mechanism, the oil discharge pipe is fixedly connected to the top of the oil pump, the shunt pipe is fixedly connected to the bottom of the front side of the oil discharge pipe, the spray head is fixedly connected to both ends of the shunt pipe, the spray head is fixedly connected to the inside of the connecting mechanism, the limiting frame is fixedly connected to both sides of the top of the connecting mechanism, and the coating rollers are rotationally connected to the inside of the limiting frame.

[0009] Preferably, the connecting mechanism comprises a connecting plate, a supporting plate, a connecting hole, a connecting screw, a fixing groove, a clamping groove and a contact sensor, and the connecting plate is fixedly connected to the bottom of the supporting plate.

[0010] Preferably, the limiting frame is fixedly connected to both sides of the top of the connecting plate, the supporting plate is fixedly connected to the back side of the top of the connecting plate, and the oil pump controller is fixedly connected to the left side of the top of the supporting plate.

[0011] Preferably, the oil tank is fixedly connected to the right side of the top of the supporting plate, the alarm is fixedly connected to the top of the supporting plate, the connecting hole is arranged on both sides of the back side of the connecting plate, the connecting screw is threadedly connected to the inside of the connecting hole, the fixing groove is arranged on both sides of the front side of the connecting plate, the spray head is fixedly connected to the inside of the fixing groove, the clamping groove is arranged on the front side of the connecting plate, and the contact sensor is rotationally connected to the inside of the clamping groove.

[0012] Preferably, a filling pipe is fixedly connected to the right side of the top of the oil tank, and a plug is fixedly connected to the inside of the filling pipe.

[0013] Preferably, the clamping groove is T-shaped, a protective pad is sleeved on the inner wall of the clamping groove, and the surface of the protective pad is in contact with the guide rail.

[0014] Preferably, a sealing ring is fixedly connected to the bottom of the back side of the oil discharge pipe, and the surface of the sealing ring is coated with anticorrosive paint.

[0015] Preferably, a heat preservation sleeve is fixedly connected to the surface of the oil suction pipe, and the heat preservation sleeve is made of rubber plastic heat preservation material.

[0016] Preferably, the surface of the brushing roller is sleeved with an oil absorption pad made of sponge material.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] 1、The connecting mechanism can be installed on both sides of the top of the elevator car, and is firm and not easy to loosen, ensuring the stability of the structure during the operation of the elevator.

[0019] 2、The oil pump controller in the lubricating mechanism can control the start-stop frequency and working time of the oil pump according to the preset program, reducing manual intervention and the work burden of maintenance personnel. The capacitive liquid level sensor can detect the liquid level of the lubricating oil in the oil tank in real time and accurately. When the liquid level is lower than the set value, the alarm is triggered by the microcontroller to issue an alarm, reminding the maintenance personnel to supplement the lubricating oil in time, avoiding the situation that the guide rail is not lubricated due to insufficient lubricating oil, improving the safety and reliability of the elevator operation. The oil pump draws lubricating oil from the oil tank through the oil suction pipe, passes through the oil discharge pipe and the shunt pipe, and finally sprays the lubricating oil evenly on the guide rail of the elevator car. At the same time, the limiting frame and the brushing roller are arranged, and the brushing roller can evenly smear the lubricating oil sprayed on the guide rail during the operation of the elevator, so that the lubricating oil is more evenly distributed on the surface of the guide rail, effectively reducing the problem of insufficient or excessive lubrication in some areas, reducing the wear between the guide rail and the guide shoe, prolonging the service life of the guide rail and the guide shoe, and improving the stability and comfort of the elevator operation. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure diagram of the elevator car guide rail lubricating structure of the utility model.

[0021] Figure 2 It is a structure schematic view of the oil tank of the utility model.

[0022] Figure 3 It is a structure schematic view of the microcontroller of the utility model.

[0023] Figure 4 It is a whole structure diagram of the elevator car guide rail lubricating structure of the utility model. Figure 2 It is an enlarged schematic view of A in the utility model.

[0024] Figure 5 It is a structure schematic view of the connecting mechanism of the utility model.

[0025] In the figure, 1, connecting mechanism; 101, connecting plate; 102, supporting plate; 103, connecting hole; 104, connecting screw; 105, fixing groove; 106, clamping groove; 107, contact sensor; 2, lubricating mechanism; 201, oil pump controller; 202, oil pump; 203, oil suction pipe; 204, oil storage tank; 205, capacitive liquid level sensor; 206, microcontroller; 207, alarm; 208, oil discharge pipe; 209, shunt pipe; 210, spray head; 211, limiting frame; 212, coating roller; 3, filling pipe; 4, plug cover; 5, protective pad; 6, sealing ring; 7, heat preservation sleeve; 8, oil absorption pad. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Please refer to Figures 1-5 The utility model provides technical schemes:

[0028] A kind of elevator car guide rail lubricating structure, including connecting mechanism 1, the top of connecting mechanism 1 is fixedly connected with lubricating mechanism 2;

[0029] Lubricating mechanism 2 includes oil pump controller 201, oil pump 202, oil suction pipe 203, oil storage tank 204, capacitive liquid level sensor 205, microcontroller 206, alarm 207, oil discharge pipe 208, shunt pipe 209, spray head 210, limiting frame 211 and several coating rollers 212, oil pump controller 201 is fixedly connected at the left side of the top of connecting mechanism 1, oil pump 202 is fixedly connected at the top of oil pump controller 201, the left side of oil suction pipe 203 is fixedly connected at the bottom right side of oil pump 202, oil storage tank 204 is fixedly connected at the right side of the top of connecting mechanism 1, capacitive liquid level sensor 205 is fixedly connected at the left side of the top of oil storage tank 204, the detection end of capacitive liquid level sensor 205 bottom is through oil storage tank 204 and extends to the inside of oil storage tank 204, microcontroller 206 is fixedly connected at the back side of oil pump controller 201.

[0030] In the embodiment, the oil pump 202 is controlled by the oil pump controller 201, the start-stop frequency and working time of the oil pump 202 are adjusted according to the signal transmitted by the contact sensor 107, the automatic control of the lubricating oil supply is realized, the manual intervention is reduced, the oil pump 202 extracts the lubricating oil from the oil storage tank 204 through the oil extraction pipe 203 under the control of the oil pump controller 201, and the lubricating oil is delivered to the oil discharge pipe 208, the power for the delivery of the lubricating oil is provided, and it is ensured that the lubricating oil can be supplied to the guide rail in time and stably, the lubricating oil in the oil storage tank 204 can be delivered to the oil pump 202 through the oil extraction pipe 203, the smoothness of the lubricating oil delivery path is ensured, the oil storage tank 204 is used for storing the lubricating oil, and the continuous lubrication is ensured, the capacitive liquid level sensor 205 can detect the liquid level of the lubricating oil in the oil storage tank 204 in real time and accurately, when the liquid level is lower than the set value, information can be fed back in time, and basis for subsequent alarm triggering is provided, the microcontroller 206 receives the signal of the capacitive liquid level sensor 205, and analyzes and processes the signal according to the preset program, when the microcontroller 206 judges that the liquid level of the lubricating oil in the oil storage tank 204 is too low according to the signal of the capacitive liquid level sensor 205, the alarm 207 is triggered to issue an alarm, and the maintenance personnel is reminded in time to supplement the lubricating oil, the oil discharge pipe 208 can deliver the lubricating oil extracted by the oil pump 202 to the shunt pipe 209, the shunt pipe 209 shunts the lubricating oil delivered by the oil discharge pipe 208, so that the lubricating oil can be uniformly delivered to the spray heads 210 at both ends, the spray heads 210 spray the lubricating oil delivered by the shunt pipe 209 on the elevator car guide rail, and the lubrication of the guide rail is realized, the limit frame 211 provides support and limitation for the brushing roller 212, and it is ensured that the brushing roller 212 rotates at a suitable position, the brushing roller 212 rotates with the movement of the car during the operation of the elevator, the lubricating oil sprayed on the guide rail by the spray heads 210 is evenly wiped, the distribution of the lubricating oil on the surface of the guide rail is more uniform, the lubrication effect is improved, the problems of local insufficient lubrication or excessive lubrication are reduced, and the wear between the guide rail and the guide shoe is reduced.

[0031] Specifically, as shown in Figure 2 , Figure 3 , Figure 4 , the alarm 207 is fixedly connected to the top of the connecting mechanism 1, the oil discharge pipe 208 is fixedly connected to the top of the oil pump 202, the shunt pipe 209 is fixedly connected to the bottom of the front side of the oil discharge pipe 208, the spray heads 210 are fixedly connected to both ends of the shunt pipe 209, the spray heads 210 are fixedly connected to the inner side of the connecting mechanism 1, the limit frames 211 are fixedly connected to both sides of the top of the connecting mechanism 1, and the brushing rollers 212 are rotatably connected to the inner sides of the limit frames 211.

[0032] Specifically, as shown in Figure 5As shown in the figure, the connecting mechanism 1 comprises a connecting plate 101, a supporting plate 102, a connecting hole 103, a connecting screw 104, a fixing groove 105, a clamping groove 106 and a contact sensor 107, and the connecting plate 101 is fixedly connected to the bottom of the supporting plate 102.

[0033] Specifically, as shown in the figure, Figure 5 The limiting frame 211 is fixedly connected to the two sides of the top of the connecting plate 101, the supporting plate 102 is fixedly connected to the rear side of the top of the connecting plate 101, and the oil pump controller 201 is fixedly connected to the left side of the top of the supporting plate 102.

[0034] In this embodiment: by setting the connecting plate 101, the supporting plate 102, the connecting hole 103, the fixing groove 105 and the clamping groove 106 can be supported and limited, the supporting plate 102 can support and limit the lubricating mechanism 2, the connecting hole 103 and the connecting screw 104 are used in combination, the connecting screw 104 is screwed into the inner side of the connecting hole 103, the whole lubricating structure can be conveniently and firmly installed at the corresponding position of the elevator car, the installation and disassembly process is relatively simple, and the maintenance and replacement are facilitated, the fixing groove 105 provides a fixed installation position for the spray head 210, ensuring the position stability of the spray head 210 during the working process, the clamping groove 106 provides an installation space for the contact sensor 107, and the contact sensor 107 can rotate in the clamping groove 106, the contact sensor 107 can transmit a signal to the oil pump controller 201 when contacting the guide rail, and the oil pump controller 201 controls the oil pump 202 to start.

[0035] Specifically, as shown in the figure, Figure 5 The oil tank 204 is fixedly connected to the right side of the top of the supporting plate 102, the alarm 207 is fixedly connected to the top of the supporting plate 102, the connecting hole 103 is formed on the two sides of the rear side of the connecting plate 101, the connecting screw 104 is screwed into the inner side of the connecting hole 103, the fixing groove 105 is formed on the two sides of the front side of the connecting plate 101, the spray head 210 is fixedly connected to the inner side of the fixing groove 105, the clamping groove 106 is formed on the front side of the connecting plate 101, and the contact sensor 107 is rotatably connected to the inner side of the clamping groove 106.

[0036] Specifically, as shown in the figure, Figure 3 The filling pipe 3 is fixedly connected to the right side of the top of the oil tank 204, and the plug cover 4 is fixedly connected to the inner side of the filling pipe 3.

[0037] In the embodiment, the filling pipe 3 is arranged to provide a special channel for supplementing lubricating oil for the oil storage tank 204, so that the operation is more convenient and fast when the lubricating oil needs to be added, without complicated disassembly process, thereby improving the convenience of maintenance. The plug cover 4 is arranged to seal the filling pipe 3, prevent the lubricating oil in the oil storage tank 204 from leaking, and avoid the dust and sundries from the outside into the oil storage tank 204.

[0038] Specifically, as shown in Figure 5 The inner wall of the clamping groove 106 is sleeved with a protective pad 5, and the surface of the protective pad 5 is in contact with the guide rail.

[0039] Specifically, as shown in Figure 1 The bottom of the rear side of the oil discharge pipe 208 is fixedly connected with a sealing ring 6, and the surface of the sealing ring 6 is coated with anticorrosive paint.

[0040] In the embodiment, the clamping groove 106 is arranged in a T shape to be attached to the guide rail, the protective pad 5 is arranged to play a buffering role, reduce the direct friction and collision between the guide rail and the clamping groove 106, and protect the surface of the guide rail from being damaged, the sealing ring 6 is arranged to effectively prevent the lubricating oil in the oil discharge pipe 208 from leaking, and the anticorrosive paint is arranged to enhance the anticorrosive ability of the sealing ring 6 and prolong the service life of the sealing ring 6.

[0041] Specifically, as shown in Figure 1 The surface of the oil pumping pipe 203 is fixedly connected with a heat preservation sleeve 7 made of rubber plastic heat preservation material.

[0042] Specifically, as shown in Figure 5 The surface of the brushing roller 212 is sleeved with an oil absorption pad 8 made of sponge material.

[0043] In the embodiment, the heat preservation sleeve 7 is arranged to effectively reduce the temperature fluctuation of the lubricating oil in the oil pumping pipe 203 caused by the change of the environmental temperature, the heat preservation sleeve 7 is made of rubber plastic heat preservation material, has good heat preservation and insulation performance, prevents the viscosity of the lubricating oil from increasing due to too low temperature when the environmental temperature is low, affects the conveying, avoids the deterioration of the lubricating oil due to too high temperature when the environmental temperature is high, and ensures the good flowability and performance stability of the lubricating oil in the conveying process, the oil absorption pad 8 is arranged to absorb the excess lubricating oil sprayed on the guide rail by the spray head 210, the oil absorption pad 8 is made of sponge material, has good oil absorption performance, and evenly applies the absorbed lubricating oil on the surface of the guide rail during the rotation of the brushing roller 212, further improves the uniformity of the distribution of the lubricating oil on the surface of the guide rail, reduces the waste of the lubricating oil, and enhances the lubricating effect on the guide rail.

[0044] Working principle: first, the operator removes the plug cover 4 from the filling pipe 3, then the operator adds lubricating oil into the oil tank 204 through the filling pipe 3, after the lubricating oil is added, the operator installs the connecting plate 101 on both sides of the top of the elevator car by the cooperation of the connecting screw 104 and the connecting hole 103, after the fixing work is completed, the operator powers on the microcontroller 206, the contact sensor 107 and the oil pump controller 201 and starts, when the elevator car starts to run, the inner wall of the clamping groove 106 will be in contact with the surface of the guide rail, at this time, the contact sensor 107 will also be in contact with the guide rail, once the contact sensor 107 senses the contact with the guide rail, it will immediately transmit a signal to the oil pump controller 201, after receiving the signal, the oil pump controller 201 controls the oil pump 202 to be powered on and started, after the oil pump 202 is started, the lubricating oil in the oil tank 204 is pumped out through the oil suction pipe 203, transported to the spray head 210 through the oil discharge pipe 208 and the shunt pipe 209, and the lubricating oil is uniformly sprayed on the surface of the guide rail, because the car moves constantly during operation, the spray head 210 and the brushing roller 212 also move synchronously, the spray head 210 continuously sprays lubricating oil on the surface of the guide rail, and when the surface of the brushing roller 212 is in contact with the surface of the guide rail, the oil absorption pad 8 can quickly absorb the excess lubricating oil on the surface of the guide rail, at the same time, the brushing roller 212 rotates due to contact with the guide rail, so that the oil absorption pad 8 can uniformly apply the lubricating oil on the surface of the guide rail, ensuring that the guide rail is fully and uniformly lubricated, when the guide rail is separated from the clamping groove 106 and the contact sensor 107, the contact sensor 107 will send a signal to the oil pump controller 201 again, after receiving the signal, the oil pump controller 201 controls the oil pump 202 to stop working and temporarily stops the delivery of lubricating oil, when the elevator car runs to contact with the next guide rail, the above process of triggering the contact sensor 107 will be repeated again, so as to realize the continuous lubrication of the new section of guide rail, finally, during the whole lubrication process, if the liquid level of the lubricating oil in the oil tank 204 drops to a low level, the capacitive liquid level sensor 205 will detect the change in liquid level in time and transmit a signal to the microcontroller 206, after receiving the signal, the microcontroller 206 quickly controls the alarm 207 to sound an alarm to remind the operator to supplement the lubricating oil in the oil tank 204 in time, after receiving the alarm, the operator stops the elevator, removes the plug cover 4, adds lubricating oil into the oil tank 204 through the filling pipe 3, after the lubricating oil is added, the operator re-clamps the plug cover 4 on the filling pipe 3 to seal the filling pipe 3, then starts the elevator again, and the lubrication system returns to the normal operating state.

[0045] The above is only a preferred embodiment of the present application, and is not intended to limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An elevator car guide rail lubrication structure comprising a connection mechanism (1), characterized by: The top of the connecting mechanism (1) is fixedly connected with a lubricating mechanism (2); The lubricating mechanism (2) comprises an oil pump controller (201), an oil pump (202), an oil pumping pipe (203), an oil storage tank (204), a capacitive liquid level sensor (205), a microcontroller (206), an alarm (207), an oil discharging pipe (208), a shunt pipe (209), a spray head (210), a limiting frame (211) and a plurality of brushing rollers (212), the oil pump controller (201) is fixedly connected to the left side of the top of the connecting mechanism (1), the oil pump (202) is fixedly connected to the top of the oil pump controller (201), the left side of the oil pumping pipe (203) is fixedly connected to the bottom of the right side of the oil pump (202), the oil storage tank (204) is fixedly connected to the right side of the top of the connecting mechanism (1), the capacitive liquid level sensor (205) is fixedly connected to the left side of the top of the oil storage tank (204), the detection end of the bottom of the capacitive liquid level sensor (205) penetrates through the oil storage tank (204) and extends to the inside of the oil storage tank (204), and the microcontroller (206) is fixedly connected to the back side of the oil pump controller (201).

2. An elevator car guide rail lubrication structure according to claim 1, characterized in that: The alarm (207) is fixedly connected to the top of the connecting mechanism (1), the oil discharging pipe (208) is fixedly connected to the top of the oil pump (202), the shunt pipe (209) is fixedly connected to the bottom of the front side of the oil discharging pipe (208), the spray head (210) is fixedly connected to both ends of the shunt pipe (209), the spray head (210) is fixedly connected to the inside of the connecting mechanism (1), the limiting frame (211) is fixedly connected to both sides of the top of the connecting mechanism (1), and the brushing rollers (212) are rotatably connected to the inside of the limiting frame (211).

3. The elevator car guide rail lubrication structure of claim 1, wherein: The connecting mechanism (1) comprises a connecting plate (101), a supporting plate (102), a connecting hole (103), a connecting screw (104), a fixing groove (105), a clamping groove (106) and a contact sensor (107), and the connecting plate (101) is fixedly connected to the bottom of the supporting plate (102).

4. An elevator car guide rail lubrication structure as described in claim 3, wherein: The limiting frame (211) is fixedly connected to both sides of the top of the connecting plate (101), the supporting plate (102) is fixedly connected to the back side of the top of the connecting plate (101), and the oil pump controller (201) is fixedly connected to the left side of the top of the supporting plate (102).

5. The elevator car guide rail lubrication structure of claim 3, wherein: The oil storage tank (204) is fixedly connected to the right side of the top of the supporting plate (102), the alarm (207) is fixedly connected to the top of the supporting plate (102), the connecting hole (103) is formed in both sides of the back side of the connecting plate (101), the connecting screw (104) is threadedly connected to the inside of the connecting hole (103), the fixing groove (105) is formed in both sides of the front side of the connecting plate (101), the spray head (210) is fixedly connected to the inside of the fixing groove (105), the clamping groove (106) is formed in the front side of the connecting plate (101), and the contact sensor (107) is rotatably connected to the inside of the clamping groove (106).

6. The elevator car guide rail lubrication structure of claim 1, wherein: The right side of the top of the oil storage tank (204) is fixedly connected with a filling pipe (3), and the inner side of the filling pipe (3) is fixedly connected with a plug cover (4).

7. The elevator car guide rail lubrication structure of claim 3, wherein: The clamping groove (106) is T-shaped, the inner wall of the clamping groove (106) is sleeved with a protective pad (5), and the surface of the protective pad (5) is in contact with the guide rail.

8. The elevator car guide rail lubrication structure of claim 1, wherein: The bottom of the rear side of the oil discharge pipe (208) is fixedly connected with a sealing ring (6), and the surface of the sealing ring (6) is coated with anticorrosive paint.

9. The elevator car guide rail lubrication structure of claim 1, wherein: The surface of the oil pumping pipe (203) is fixedly connected with a heat preservation sleeve (7) made of rubber plastic heat preservation material.

10. The elevator car guide rail lubrication structure of claim 1, wherein: The surface of the brushing roller (212) is sleeved with an oil absorption pad (8) made of sponge material.

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