CN215411313U

CN215411313U - Electric cylinder with external cooling circulation structure

Info

Publication number: CN215411313U
Application number: CN202121912285.8U
Authority: CN
Inventors: 黄灵商
Original assignee: Guangzhou Hezhicheng Metal Products Co ltd
Current assignee: Guangzhou Hezhicheng Metal Products Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-04
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses an electric cylinder with an external cooling circulation structure, and relates to the technical field of electric cylinder accessories. The electric oil cylinder comprises an electric cylinder body, a replacement box and a lubrication box are respectively arranged on two sides of the rear part of the electric cylinder body, a partition plate A is welded above the inner wall of the lubrication box, a filter screen is welded in the center of the outer wall of one side of the partition plate B, the bottom end of an oil outlet pipe B is connected with a power pump through a pipe joint, the oil outlet end of the power pump is connected with a connecting pipe E through the pipe joint, the other end and the top end of a pressure reducing valve are respectively connected with the oil outlet pipe A and a circulating pipe through the pipe joint, and the top end of the circulating pipe is connected with an overflow pipe through the pipe joint. According to the utility model, the pressure reducing valve and the filter screen are utilized, the low-temperature lubricating oil is throttled by the pressure reducing valve, on one hand, the consumption is reduced, the resources are saved, meanwhile, the damage to the bearing is reduced, the low-temperature lubricating oil is utilized to play a cooling role, the filter screen filters out impurities in the circulating lubricating oil, and the influence of the impurities on the operation of the electric cylinder is avoided.

Description

Electric cylinder with external cooling circulation structure

Technical Field

The utility model belongs to the technical field of electric cylinder accessories, and particularly relates to an electric cylinder with an external cooling circulation structure.

Background

Along with the development of society, the equipment in each field has all obtained very big promotion, also make the mill tend to the automation gradually along with the production of electronic jar, electronic jar is because of it has overlength life, low noise ground vibrations, high stability and controllability are by wide application in the entertainment industry, military industry trade, the automobile industry, industry trade, medical instrument, and if electronic jar is used in high temperature field or high strength's operational environment, then generally can be at electronic jar external connection cooling cycle structure, can guarantee the stability of electronic jar long-time work, avoid appearing overheated condition, but it still has following drawback in the in-service use:

1. when the existing electric cylinder with an external cooling circulation structure is used, lubricating oil needs to be added into the electric cylinder while the electric cylinder is cooled to reduce the abrasion of internal components, but the lubricating oil and the cooling liquid are added into the electric cylinder to mix the electric cylinder and the cooling liquid, so that the lubricating effect of the lubricating oil is reduced, and the electric cylinder still generates overheating or the abrasion of the internal components when in use;

2. when the existing electric cylinder with the external cooling circulation structure is used, because cooling substances flow once in the circulation structure, impurities in the circulation structure can be brought in when the cooling substances flow back into the electric cylinder, and internal elements of the electric cylinder are damaged.

Therefore, the existing electric cylinder with an external cooling circulation structure cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric cylinder with an external cooling circulation structure, wherein low-temperature lubricating oil is throttled by a pressure reducing valve and a filter screen through the pressure reducing valve, a small amount of lubricating oil flows back to a lubricating box through an overflow pipe, most of the lubricating oil is sprayed onto a coupler through a nozzle, on one hand, the using amount of the lubricating oil can be reduced, resources are saved, and meanwhile, the damage to a bearing is reduced, on the other hand, the internal heat is brought out when the electric cylinder runs by using the low-temperature lubricating oil to play a cooling role, the circulating lubricating oil and the lubricating oil flowing back through the overflow pipe are filtered through the filter screen, impurities contained in the lubricating oil can be filtered out, and the phenomenon that the impurities enter the electric cylinder body to cause the damage of internal elements is avoided.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an electric cylinder with an external cooling circulation structure, which comprises an electric cylinder body, wherein a replacement box and a lubrication box are respectively arranged at two sides of the rear part of the electric cylinder body, a partition plate A is welded above the inner wall of the lubrication box, a partition plate B is welded at the central position of the upper surface of the partition plate A, a filter screen is welded at the central position of the outer wall at one side of the partition plate B, an oil outlet pipe B and an overflow pipe are respectively arranged at two sides of the bottom part of the partition plate A, the bottom end of the oil outlet pipe B is connected with a power pump through a pipe joint, the oil outlet end of the power pump is connected with a connecting pipe E through the pipe joint, the other end of the connecting pipe E is connected with a pressure reducing valve through the pipe joint, the other end and the top end of the pressure reducing valve are respectively connected with the oil outlet pipe A and a circulation pipe through the pipe joint, the top end of the circulation pipe is connected with the overflow pipe through the pipe joint, and the filter screen can filter impurities in the circulated lubricating oil, the pressure reducing valve is used for shunting the lubricating oil and controlling the consumption of the lubricating oil.

Further, electronic jar body includes motor and transmission shell, the lower surface at the transmission shell is installed at the top of motor, the output shaft of motor runs through the bearing of transmission shell, recovery box and hourglass section of thick bamboo lower surface in proper order and is connected with the lead screw through the shaft coupling, and the motor operation drives the lead screw through the shaft coupling and rotates.

Furthermore, the top of lead screw runs through the bearing that leaks a section of thick bamboo, retrieve box and transmission shell upper surface in proper order and is connected with the piston rod, the upper surface central point of transmission shell puts the welding and has a section of thick bamboo that goes up and down, and goes up and down the section of thick bamboo and be located the outside of piston rod, and the lead screw rotates and makes the piston rod reciprocate.

Further, one side outer wall central point of leaking a section of thick bamboo puts and is provided with the spray tube, the one end of spray tube runs through the outer wall and the nozzle connection of leaking a section of thick bamboo, the other end of spray tube runs through in proper order and retrieves one side outer wall of one side outer wall and one side outer wall of transmission shell and is connected with connecting pipe C through the coupling, connecting pipe C's the other end passes through the coupling and is connected with play oil pipe A, and lubricating oil sprays to lubricated cooling on the shaft coupling through the nozzle.

Furthermore, a recovery pipe is arranged at the bottom end of the outer wall of one side of the recovery box, the other end of the recovery pipe penetrates through the outer wall of the other side of the transmission shell and is connected with a connecting pipe B through a pipe joint, the other end of the connecting pipe B is connected with a water pump through the pipe joint, and lubricating oil in the recovery box is pumped out through the recovery pipe during operation of the water pump.

Furthermore, the water outlet end of the water pump is connected with the connecting pipe A through a pipe joint, the other end of the connecting pipe A is connected with the replacement pipe through a pipe joint, the other end of the replacement pipe penetrates through the outer walls of the two sides of the replacement box and is connected with the connecting pipe D through a pipe joint, and the lubricating oil is subjected to heat conversion with substances in the replacement box through the replacement pipe.

Furthermore, the other end of the connecting pipe D is connected with an oil return pipe through a pipe joint, the other end of the oil return pipe is arranged at the top of the outer wall of one side of the lubricating box, and the oil return pipe enables the cooled lubricating oil to return to the lubricating box.

The utility model has the following beneficial effects:

1. the utility model has the advantages that through the arrangement of the pressure reducing valve, when a worker uses the electric cylinder body, the motor is started, the output shaft of the motor rotates to drive the screw rod to rotate through the coupler, so as to drive the piston rod to move up and down, the power pump is started to pressurize and extract low-temperature lubricating oil in the lubricating box and throttle through the pressure reducing valve, so that a small amount of lubricating oil flows back to the lubricating box through the overflow pipe, most of the lubricating oil flows into the spray pipe through the oil outlet pipe A and the connecting pipe C and then is sprayed onto the coupler through the nozzle on the spray pipe, so as to play a role in lubrication and cooling, the lubricating oil drops into the recovery box through the leakage barrel after being lubricated and cooled to be recovered, so that the quantity of the lubricating oil can be adjusted by the pressure reducing valve, on one hand, the lubricating oil consumption can be reduced, resources are saved, meanwhile, the damage to the bearing can be reduced, the overheating damage to the bearing is avoided, and the internal heat of the electric cylinder is brought out by the low-temperature lubricating oil when the electric cylinder operates, play refrigerated effect, solved current electronic jar that has external cooling cycle structure when using, need reduce the inside parts wearing and tearing to electronic jar refrigerated interior lubricating oil that adds inside simultaneously, nevertheless can make both mixes to electronic jar inside adding lubricating oil and coolant liquid simultaneously, cause the lubricated effect of lubricating oil to reduce, lead to electronic jar still can produce the problem of overheated or inside parts wearing and tearing when using.

2. By arranging the filter screen, when the lubricating oil pump is used by workers, the lubricating oil after being lubricated and cooled falls into the recovery box, the water pump is started, the lubricating oil in the recovery box is pumped into the replacement pipe by the water pump through the recovery pipe, the lubricating oil and low-temperature substances in the replacement box generate heat conversion through the replacement pipe, so that the lubricating oil with heat is cooled, and returns to the lubricating tank again through the oil return pipe, the circulating lubricating oil and the lubricating oil flowing back through the overflow pipe are filtered by the filter screen, can filter out impurities contained in the lubricating oil, avoids the impurities from entering the electric cylinder body to cause damage to internal elements, solves the problems that when the existing electric cylinder with an external cooling circulation structure is used, the cooling material flows once in the circulating structure, so that impurities in the circulating structure can be brought in when the cooling material flows back into the electric cylinder, and the internal elements of the electric cylinder are damaged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

fig. 2 is an internal structural view of the electric cylinder body of the present invention;

FIG. 3 is a cross-sectional view of the transmission housing of the present invention;

FIG. 4 is an internal structural view of the recovery box of the present invention;

FIG. 5 is a block diagram of the lubrication box of the present invention;

FIG. 6 is an internal structural view of the lubrication box of the present invention;

FIG. 7 is an internal structural view of the transposing box of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an electric cylinder body; 101. a motor; 102. a drive housing; 103. a lifting cylinder; 104. a piston rod; 105. a screw rod; 106. a recovery box; 1061. a recovery pipe; 107. a funnel; 1071. a nozzle; 10711. a nozzle; 2. replacing the box; 201. replacing the tube; 202. a pipe joint; 203. a connecting pipe A; 204. a water pump; 205. a connecting pipe B; 3. a lubrication box; 301. an oil outlet pipe A; 3011. a connecting pipe C; 302. an oil return pipe; 3021. a connecting pipe D; 303. a separator A; 3031. a partition board B; 304. a filter screen; 305. an oil outlet pipe B; 306. a power pump; 307. a connecting pipe E; 308. a pressure reducing valve; 309. a circulation pipe; 3010. and (4) an overflow pipe.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-7, the present invention is an electric cylinder with an external cooling circulation structure, including an electric cylinder body 1, a replacement tank 2 and a lubrication tank 3 are respectively disposed on two sides of the rear of the electric cylinder body 1, a partition plate a303 is welded on the inner wall of the lubrication tank 3, a partition plate B3031 is welded on the center position of the upper surface of the partition plate a303, a filter screen 304 is welded on the center position of the outer wall of one side of the partition plate B3031, an oil outlet pipe B305 and an overflow pipe 3010 are respectively disposed on two sides of the bottom of the partition plate a303, the bottom end of the oil outlet pipe B305 is connected to a power pump 306 through a pipe joint 202, the oil outlet end of the power pump 306 is connected to a connection pipe E307 through the pipe joint 202, the other end of the connection pipe E307 is connected to a pressure reducing valve 308 through the pipe joint 202, the other end and the top end of the pressure reducing valve 308 are respectively connected to the oil outlet pipe a301 and a circulation pipe joint 309 through the pipe joint 202, the top end of the circulation pipe 309 is connected to the overflow pipe 3010 through the pipe joint 202, the power pump 306 is started to pressurize and pump low-temperature lubricating oil in the lubricating box 3 and throttle the lubricating oil through the pressure reducing valve 308, a small amount of lubricating oil flows back to the lubricating box 3 through the overflow pipe 3010, most of the lubricating oil flows into the spray pipe 1071 through the oil outlet pipe A301 and the connecting pipe C3011, and then the lubricating oil is sprayed out to the coupler through the spray nozzle 10711 on the spray pipe 1071, so that the lubricating and cooling effects are achieved, the circulating lubricating oil and the lubricating oil flowing back through the overflow pipe 3010 are filtered through the filter screen 304, impurities contained in the lubricating oil can be filtered out, and the situation that the impurities enter the electric cylinder body 1 to cause damage to internal elements is avoided.

Wherein as shown in fig. 1-2, electric cylinder body 1 includes motor 101 and transmission shell 102, the lower surface at transmission shell 102 is installed at the top of motor 101, the output shaft of motor 101 runs through transmission shell 102 in proper order, retrieve the bearing of box 106 and hourglass section of thick bamboo 107 lower surface and be connected with lead screw 105 through the shaft coupling, the top of lead screw 105 runs through hourglass section of thick bamboo 107 in proper order, retrieve the bearing and the piston rod 104 of box 106 and transmission shell 102 upper surface and be connected, the upper surface central point of transmission shell 102 puts the welding and has a lift section of thick bamboo 103, and lift section of thick bamboo 103 is located the outside of piston rod 104, motor 101 starts, the output shaft rotation of motor 101 drives lead screw 105 through the shaft coupling and rotates, thereby drive piston rod 104 and reciprocate.

As shown in fig. 3, 4 and 5, a spray pipe 1071 is arranged at the center of the outer wall of one side of the leakage cylinder 107, one end of the spray pipe 1071 penetrates through the outer wall of the leakage cylinder 107 to be connected with a nozzle 10711, the other end of the spray pipe 1071 penetrates through the outer wall of one side of the recovery box 106 and the outer wall of one side of the transmission housing 102 in sequence and is connected with a connecting pipe C3011 through a pipe joint 202, the other end of the connecting pipe C3011 is connected with an oil outlet pipe a301 through the pipe joint 202, and lubricating oil is sprayed onto the shaft coupler through the nozzle 10711 for lubrication and cooling.

As shown in fig. 3, 4, and 7, a recovery pipe 1061 is disposed at a bottom end of an outer wall of one side of the recovery box 106, another end of the recovery pipe 1061 penetrates through an outer wall of the other side of the transmission case 102 and is connected to a connection pipe B205 through a pipe joint 202, another end of the connection pipe B205 is connected to a water pump 204 through the pipe joint 202, the water pump 204 is started, and the water pump 204 pumps the lubricating oil in the recovery box 106 into the replacement pipe 201 through the recovery pipe 1061.

As shown in fig. 1 and 7, the water outlet end of the water pump 204 is connected to the connection pipe a203 through the pipe joint 202, the other end of the connection pipe a203 is connected to the replacement pipe 201 through the pipe joint 202, the other end of the replacement pipe 201 penetrates through the outer walls of the two sides of the replacement tank 2 and is connected to the connection pipe D3021 through the pipe joint 202, the other end of the connection pipe D3021 is connected to the oil return pipe 302 through the pipe joint 202, the other end of the oil return pipe 302 is disposed at the top of the outer wall of one side of the lubrication tank 3, and the lubricating oil is subjected to heat conversion with the low-temperature substance in the replacement tank 2 through the replacement pipe 201, so that the lubricating oil with heat is cooled and returned to the lubrication tank 3 through the oil return pipe 302.

One specific application of this embodiment is: switching on a device power supply and starting the device; when the working personnel use the electric cylinder body 1, the motor 101 is started, the output shaft of the motor 101 rotates to drive the screw rod 105 to rotate through the coupler, thereby driving the piston rod 104 to move up and down, the power pump 306 is started to pressurize and extract the low-temperature lubricating oil in the lubricating box 3 and throttle the low-temperature lubricating oil through the pressure reducing valve 308, so that a small amount of lubricating oil flows back to the lubricating box 3 through the overflow pipe 3010, most of the lubricating oil flows into the spray pipe 1071 through the oil outlet pipe A301 and the connecting pipe C3011, and then the lubricating oil is sprayed out to the coupler through the nozzle 10711 on the spray pipe 1071, thereby playing a role in lubrication and cooling, the lubricating oil drops into the recovery box 106 through the leakage cylinder 107 after being lubricated and cooled to wait for recovery, thereby the amount of the lubricating oil can be adjusted by the pressure reducing valve 308, on one hand, the consumption of the lubricating oil can be reduced, resources can be saved, meanwhile, the damage to the bearing can be reduced, and the overheating damage of the bearing can be avoided, and utilize cryogenic lubricating oil to take away the inside heat when electronic jar operates, play the refrigerated effect, when the staff used, lubricated after the cooling drips in retrieving the box 106, start water pump 204, water pump 204 through retrieve pipe 1061 with retrieve the lubricating oil suction in the box 106 to replacement pipe 201, lubricating oil takes place heat conversion through replacement pipe 201 and the interior low temperature material of replacement case 2, make the lubricating oil cooling that has the heat, and get back to again in lubricating case 3 through oil return pipe 302, the lubricating oil that circulates and the lubricating oil that flows back through overflow pipe 3010 pass through filter screen 304 and filter, can filter the impurity that contains in the lubricating oil, avoid impurity to get into and lead to the internal element damage in electronic jar body 1.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.

Claims

1. The utility model provides an electronic jar with external cooling cycle structure, includes electronic jar body (1), its characterized in that: the electric cylinder is characterized in that a replacement box (2) and a lubrication box (3) are respectively arranged on two sides of the rear portion of the electric cylinder body (1), a partition plate A (303) is welded above the inner wall of the lubrication box (3), a partition plate B (3031) is welded in the center of the upper surface of the partition plate A (303), a filter screen (304) is welded in the center of the outer wall of one side of the partition plate B (3031), an oil outlet pipe B (305) and an overflow pipe (3010) are respectively arranged on two sides of the bottom portion of the partition plate A (303), the bottom end of the oil outlet pipe B (305) is connected with a power pump (306) through a pipe joint (202), the oil outlet end of the power pump (306) is connected with a connecting pipe E (307), the other end of the connecting pipe E (307) is connected with a pressure reducing valve (308) through the pipe joint (202), and the other end and the top end of the pressure reducing valve (308) are respectively connected with the oil outlet pipe A (301) and a circulating pipe joint (309) through the pipe joint (202), the top end of the circulating pipe (309) is connected with the overflow pipe (3010) through a pipe joint (202).

2. The electric cylinder with the external cooling circulation structure is characterized in that the electric cylinder body (1) comprises an electric motor (101) and a transmission shell (102), the top of the electric motor (101) is mounted on the lower surface of the transmission shell (102), and an output shaft of the electric motor (101) sequentially penetrates through bearings on the lower surfaces of the transmission shell (102), the recovery box (106) and the leakage cylinder (107) and is connected with a screw rod (105) through a coupler.

3. The electric cylinder with the external cooling circulation structure is characterized in that the top end of the screw rod (105) sequentially penetrates through the leakage cylinder (107), the recovery box (106) and a bearing on the upper surface of the transmission shell (102) to be connected with the piston rod (104), the lifting cylinder (103) is welded at the center of the upper surface of the transmission shell (102), and the lifting cylinder (103) is located on the outer side of the piston rod (104).

4. The electric cylinder with the external cooling circulation structure according to claim 3, wherein a spray pipe (1071) is arranged at the center of the outer wall of one side of the leakage cylinder (107), one end of the spray pipe (1071) penetrates through the outer wall of the leakage cylinder (107) to be connected with the nozzle (10711), the other end of the spray pipe (1071) penetrates through the outer wall of one side of the recovery box (106) and the outer wall of one side of the transmission shell (102) in sequence and is connected with a connecting pipe C (3011) through a pipe joint (202), and the other end of the connecting pipe C (3011) is connected with the oil outlet pipe A (301) through the pipe joint (202).

5. The electric cylinder with the external cooling circulation structure as claimed in claim 4, wherein a recovery pipe (1061) is disposed at a bottom end of an outer wall of one side of the recovery box (106), and the other end of the recovery pipe (1061) penetrates through an outer wall of the other side of the transmission housing (102) and is connected to a connection pipe B (205) through a pipe joint (202), and the other end of the connection pipe B (205) is connected to a water pump (204) through the pipe joint (202).

6. The electric cylinder with an external cooling cycle structure as claimed in claim 5, wherein the water outlet end of the water pump (204) is connected with the connection pipe A (203) through the pipe joint (202), the other end of the connection pipe A (203) is connected with the replacement pipe (201) through the pipe joint (202), and the other end of the replacement pipe (201) penetrates through the outer walls of the two sides of the replacement tank (2) and is connected with the connection pipe D (3021) through the pipe joint (202).

7. The electric cylinder with the external cooling circulation structure as claimed in claim 6, wherein the other end of the connecting pipe D (3021) is connected with an oil return pipe (302) through a pipe joint (202), and the other end of the oil return pipe (302) is arranged on the top of the outer wall of one side of the lubricating box (3).