TWI441748B - Washing system for pallet truck and washing method thereof - Google Patents

Description

Pallet car cleaning system and cleaning method thereof

The invention relates to a cleaning system and a cleaning method thereof, in particular to a cleaning system for a pallet truck and a cleaning method thereof.

At present, in the industrial use or commercial use, small pallet trucks are widely used, and pallet trucks can effectively save time and labor in the process of transporting goods, and in addition, for industries that can only be used in large venues. For large pallet machines, this type of pallet truck that can be operated by manpower can be easily applied to various workshops.

However, since most of the current production plants emphasize high cleanliness to improve the production and assembly process, the pallet trucks used to carry the articles must be cleaned before entering the production plant to avoid contamination on the pallet trucks. Contaminants are brought into the production plant. The general practice is to use manual methods to clean the pallet trucks. However, the standard of manual cleaning is different, and the dead angle of the pallet truck cannot be completely cleaned, which may cause doubts about the decline of the cleanliness of the production plant.

One of the objects of the present invention is to provide a cleaning system for a pallet truck and a cleaning method thereof. The cleaning system proposed by the present invention can perform a special cleaning operation for the runner and the bottom of the pallet truck.

Embodiments of the present invention provide a cleaning system for a pallet truck for cleaning a pallet truck having two second reels and one located at the two a first rotating wheel between the two rotating wheels, the first rotating wheel and the two second rotating wheels jointly define a plane, the cleaning system of the pallet truck comprises: a carrier, which has a carrying plate and a setting a first card wheel device and a second card wheel device on the carrier plate, the carrier plate has a short axis direction and a long axis direction; a cleaning module connected to the carrier, comprising a cleaning liquid a supply device and a plurality of first and second cleaning liquid nozzles respectively corresponding to the first card wheel device and the second card wheel device; and a circulation module connected to the cleaning liquid supply device, wherein the first card wheel The device is composed of a corresponding first rolling member and a second rolling member, and a first fixing hole is formed at an intermediate position of the carrier plate at an intermediate position along the short axis direction, and the first fixing hole exposes the first fixing hole a first rolling member and a second rolling member, the first fixing hole and a portion of the carrier plate along the long axis direction defining a first passage spanning the first fixing hole, wherein the second chuck device It consists of corresponding third, fourth and fifth rolling parts The two second rotating wheels further comprise two runners arranged continuously in front and rear to respectively correspond between the third and fourth rolling members and corresponding to the fourth and fifth rolling members, and the carrying plate is provided with two a second fixing hole, each of which is located at two sides of the other end of the carrier plate along the short axis direction, so that the two second fixing holes are spaced apart from each other by the first channel and are disposed opposite to each other, The second fixing holes expose the third, fourth, and fifth rolling members, and the two second fixing holes respectively define two spaced apart portions from the other two portions of the carrying plates on both sides of the first passage and a second channel adjacent to the first channel, wherein the first channel and the two second channels both extend along the long axis direction and are parallel to each other such that the first channel only corresponds to the first wheel, and Having the two second passages respectively correspond to the two second reels, so that when the pallet truck moves on the carrier plate The first rotating wheel only falls into the first fixing hole, and the two second rotating wheels respectively fall into the two second fixing holes respectively.

The embodiment of the present invention provides a method for cleaning a pallet truck, comprising the following steps: Step 1: providing a pallet truck having at least two support brackets, one end of the two support brackets being fixed by a crossbar, the cross A first rotating wheel is disposed under the rod, and the free end of each supporting frame has two second rotating wheels, the first rotating wheel is located between the two second rotating wheels, the first rotating wheel and the two second rotating wheels The runners jointly define a plane having a short axis direction and a long axis direction. Step 2: providing a cleaning system, the cleaning system comprising: a carrier having a carrier plate and disposed on the carrier board a first card wheel device and a second card wheel device, wherein the first card wheel device is composed of a corresponding first rolling member and a second rolling member, and one end of the carrier plate is along the short axis direction a first fixing hole is formed in an intermediate position, and the first fixing hole exposes the first rolling member and the second rolling member, and the first fixing hole and one of the carrier plates along the long axis direction Partially defining a first passage spanning the first fixing hole The second card wheel device is composed of corresponding third, fourth, and fifth rolling members. The carrier plate is provided with two second fixing holes, and the two second fixing holes are respectively located on the other end of the carrier plate. The two sides of the short-axis direction are such that the two second fixing holes are spaced apart from each other by the first passage and are disposed opposite to each other, and the two second fixing holes expose the third, fourth, and fifth rolling And the two second fixing holes respectively define two second channels spaced apart from each other and adjacent to the first channel, and two other portions of the carrier plate on both sides of the first channel; and a connection to the carrier a cleaning module comprising a cleaning liquid supply device and a plurality of first and second cleaning liquid sprays respectively corresponding to the first and second clamping device a head module; and a circulation module disposed below the carrier, connected to the cleaning liquid supply device, and correspondingly placing the first wheel on the first card wheel device, the two second The rotating wheel is correspondingly disposed on the second chuck device, wherein the first channel and the two second channels both extend along the long axis direction and are parallel to each other, so that the first channel only corresponds to the first turn a wheel, and the two second passages respectively correspond to the two second reels, so that when the pallet truck moves on the carrier board, the first revolver only falls into the first fixing hole, and The two second rotating wheels respectively fall into the two second fixing holes respectively; Step 3: performing a cleaning step, supplying the cleaning liquid by using the cleaning liquid supply device, and using the first and second cleaning liquid spray heads Cleaning liquid is sprayed on the first rotating wheel and the two second rotating wheels for cleaning; and step four: using the circulating cleaning module to recover the used cleaning liquid to the cleaning liquid supply device, wherein a cleaning is provided In the step of the system, the first reel passes through the first fixing hole Positioned between the first rolling member and the second rolling member; and the two second rotating wheels further comprise two runners arranged continuously in front and rear to respectively correspond to the third and fourth rolling members and corresponding to Between the fourth and fifth rolling members.

The invention has the following beneficial effects: the invention provides a cleaning system for a pallet truck, which can be matched with the overall structure of the pallet truck, so that the pallet truck can be preferably placed on the bearing seat of the cleaning system, thereby achieving The purpose of effective cleaning.

For a better understanding of the features and technical aspects of the present invention, reference should be made to the accompanying drawings.

The invention provides a cleaning system for a pallet truck and a cleaning method thereof. The cleaning system proposed by the invention is cleaned according to the position and design of the tire of the pallet truck, so that an automatic cleaning method can be achieved, and the palletizing vehicle is The tires are efficiently cleaned.

Referring to FIG. 1 to FIG. 4 , the cleaning system of the pallet truck provided by the present invention comprises: a carrier 11 , a cleaning module 12 and a circulation module 13 ; wherein the carrier 11 is the main body for carrying the pallet truck The carrier, and the cleaning module 12 and the circulation module 13 are constructed in the carrier 11.

In the present invention, the cleaning system can be used to clean the pallet truck as shown in FIG. 2, but is not limited thereto. The pallet truck has two support frames 21, one end of the two support frames 21 is fixedly connected by a cross bar 20, and a first rotating wheel 22 is disposed below the cross bar 20, and the free end of each support frame 21 (ie, away from the horizontal One end of the rod 20) has two second reels 23. More specifically, the pallet truck further has a vertically disposed urging rod 24 pivotally connected to the crossbar 20, and the urging rod 24 can be coupled to the heavy weight 25, such as a hydraulic device, etc., the user The jack 25 can be actuated by a switch on the urging lever 24 to lift the support frame 21 to carry the articles; and the urging bar 24 can also control the direction in which the pallet truck is to perform the operation of hauling the articles.

With reference to FIG. 1 , in the specific embodiment, the carrier 11 is a carrier having a substantially rectangular parallelepiped shape, and has a carrier plate 111 , and the carrier 11 has at least one card device, such as a first card device. 110 and a second chuck device 110'; and the carrier of the rectangular parallelepiped has a sliding slope 114 at one end thereof to slide the truck up/down from the carrier plate 111. Furthermore, the cleaning system may further have a scraping device (not shown), for example, a scraper is provided on the sliding slope 114 of the carrier plate 111 to make the pallet truck The dirt on the runner is scraped off as it slides along the slip ramp 114.

The card wheel device can be composed of a plurality of rolling elements. In the specific embodiment, the first card wheel device 110 is composed of a corresponding first rolling member 110A and a second rolling member 110B (as shown in FIG. 3), and is carried. A first fixing hole 112 is defined in the seat 11. In other words, the first fixing hole 112 corresponding to the first rotating wheel 22 can be formed on the carrying plate 111, and the first rolling member 110A and the second rolling member 110B can be fixed by the first fixing. The hole 112 is exposed to fix the first wheel 22. Similarly, the second chuck device 110' is composed of corresponding third, fourth, and fifth rolling members 110C, 110D, 110E (as shown in FIG. 4), and two second fixing holes are opened on the bearing base 11. 113, in other words, the second fixing hole 113 corresponding to the second rotating wheel 23 can be opened on the carrying plate 111, and the third, fourth, and fifth rolling members 110C, 110D, and 110E can be exposed by the second fixing hole 113. To fix the second reel 23 . Thereby, the cleaning system of the present invention can use the fixing holes of the carrier 11 to expose the rolling members of the chuck device to clamp the runner to be cleaned.

The cleaning module 12 is connected to the carrier 11, and the cleaning module 12 includes a cleaning liquid supply device 121 and at least one cleaning liquid nozzle corresponding to the card wheel device, such as first and second cleaning liquid nozzles 122, 123, specifically The cleaning liquid supply device 121 may include a storage tank for cleaning liquid or water, a high pressure pump, an associated supply line and a control unit, etc., which mainly deliver cleaning liquid or water to the first and second cleaning liquid nozzles 122, 123, and sprayed by the first and second cleaning liquid nozzles 122, 123 toward the pallet truck, especially for the first runner 22 and the second runner 23 of the pallet truck; and the first and second cleaning liquid nozzles 122, 123 may be disposed on the supply line, and the number of the nozzles 122, 123 may be one or more.

As shown in FIG. 3, the first cleaning liquid nozzle 122 is disposed between the first rolling element 110A and the second rolling element 110B, and corresponds to the first fixing hole 112, so that the first cleaning liquid nozzle 122 can pass through the first fixing hole. 112 sprays the cleaning liquid onto the first runner 22. Similarly, as shown in FIG. 4, the second cleaning liquid nozzle 123 is disposed between the third and fourth rolling members 110C and 110D and between the fourth and fifth rolling members 110D and 110E. The two second fixing holes 113 enable the second cleaning liquid nozzle 123 to spray the cleaning liquid to the second rotating wheel 23 through the second fixing holes 113.

The circulation module 13 can be disposed corresponding to the carrier 11 , for example, disposed below the carrier 11 , and communicates with the cleaning module 12 for recycling the cleaning liquid to the cleaning liquid supply device 121 . In this embodiment, the circulation module 13 can include a recovery tank 131, a filter 132, a changeover switch, and the like, which are disposed at the bottom of the carrier 11. In the specific embodiment, the recovery tank 131 can be mounted on the carrier 11. At the bottom, a filter 132, such as a filter cotton or the like, may be installed in the recovery tank 131 (for example, at a corner of the recovery tank 131), and the cleaning liquid may be collected by the recovery tank 131 and filtered by the filter 132. The used cleaning liquid is recycled to the cleaning liquid supply device 121, and the diverter switch can be used to control the re-recovery of the cleaning liquid or directly discharged to the sewage treatment equipment for processing.

As shown in FIG. 5, when cleaning the pallet truck, the following steps can be performed:

Step S101: Providing a pallet truck, and the structure of the pallet truck is as described above, and no rumor is given here. After the step of providing a pallet truck, a scraping step is further included, and the first and second runners 22, 23 are scraped by a scraping device.

Step S103: providing a cleaning system; the cleaning system may include a carrier 11, a cleaning module 12, and a circulation module 13, and the main components thereof may also refer to the foregoing. In this step, the pallet car can be moved to the carrier plate 111 by the sliding ramp 114, and the first wheel 22 is correspondingly placed on the first chuck device 110, and the two second wheels 23 are Correspondingly placed on the second chuck device 110'; more specifically, the first runner 22 is fixed between the first rolling member 110A and the second rolling member 110B through the first fixing hole 112, The second runner 23 is fixed between the third and fourth rolling members 110C and 110D and between the fourth and fifth rolling members 110D and 110E through the second fixing hole 113.

Step S105: performing a cleaning step; in this step, the cleaning liquid supply device 121 continuously outputs and supplies the cleaning liquid, and sprays the cleaning liquid in the high pressure manner by the first and second cleaning liquid nozzles 122, 123. The runner 22 and the second runner 23 are cleaned. Further, the user can further control the first, second, third, fourth or fifth rolling members 110A, 110B, 110C, 110D, 110E to rotate by using a control switch (not shown) to drive the first The runner 22 or the second runner 23 rotates so that the first and second cleaning liquid nozzles 122, 123 can be cleaned for a specific position of the first runner 22 or the second runner 23.

Step S107: The used cleaning liquid is recovered to the cleaning liquid supply device 121 of the cleaning module 12 by the circulation module 13. In this step, the used cleaning liquid may be filtered through the filter 132 of the circulation module 13 and then returned to the cleaning liquid supply device 121 for reuse, for example, the recovery tank 131 may collect the cleaning liquid. And it is recycled to the cleaning liquid supply device 121 through the filter 132.

In summary, the cleaning system of the present invention can efficiently clean the pallet truck, so that the manual cleaning can be completely replaced, and the cleaning system of the invention can remove the pollutants of the front and rear runners of the pallet truck to avoid The cleanliness of the polluting production plant; in addition, the cleaning system of the present invention is a complete cleaning system, and the liquid such as cleaning liquid and water can be collected, recycled and reused, so that the site is not wet and slippery, so as to improve production. Clean the plant area and reduce the occurrence of accidents.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and the equivalents of the present invention are intended to be included within the scope of the present invention.

11‧‧‧Hosting

110‧‧‧First card wheel device

110'‧‧‧Second card wheel device

110A‧‧‧First rolling element

110B‧‧‧Second rolling parts

110C‧‧‧3rd rolling element

110D‧‧‧fourth rolling element

110E‧‧‧ fifth rolling element

111‧‧‧Loading board

112‧‧‧First fixing hole

113‧‧‧Second fixing hole

114‧‧‧Slip bevel

12‧‧‧ Cleaning module

121‧‧‧cleaning liquid supply device

122‧‧‧First cleaning liquid nozzle

123‧‧‧Second cleaning liquid nozzle

13‧‧‧Circuit module

131‧‧‧Recycling tank

132‧‧‧Filter

20‧‧‧cross bar

21‧‧‧Support frame

22‧‧‧First runner

23‧‧‧Second runner

24‧‧‧ struts

25‧‧‧ jacks

S101~S107‧‧‧ Process steps

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic view showing a cleaning system of a pallet truck of the present invention.

Fig. 2 is a schematic view showing the cleaning of the pallet truck of the present invention.

Figure 3 is a schematic view showing the cleaning of the first runner of the pallet truck of the present invention.

Figure 4 is a schematic view showing the cleaning of the second reel of the pallet truck of the present invention.

Fig. 5 is a flow chart showing a cleaning method of the pallet truck of the present invention.

11‧‧‧Hosting

110‧‧‧First card wheel device

110'‧‧‧Second card wheel device

110A‧‧‧First rolling element

110B‧‧‧Second rolling parts

110C‧‧‧3rd rolling element

110D‧‧‧fourth rolling element

110E‧‧‧ fifth rolling element

111‧‧‧Loading board

112‧‧‧First fixing hole

113‧‧‧Second fixing hole

114‧‧‧Slip bevel

12‧‧‧ Cleaning module

121‧‧‧cleaning liquid supply device

122‧‧‧First cleaning liquid nozzle

123‧‧‧Second cleaning liquid nozzle

13‧‧‧Circuit module

131‧‧‧Recycling tank

132‧‧‧Filter

Claims (10)

A cleaning system for a pallet truck for cleaning a pallet truck having two second reels and a first revolving wheel between the two second reels, the first reel and The two second rotating wheels jointly define a plane. The cleaning system of the pallet comprises: a carrier having a carrier plate and a first card wheel device and a second card wheel disposed on the carrier plate The device has a short axis direction and a long axis direction; a cleaning module connected to the carrier includes a cleaning liquid supply device and a plurality of corresponding first and second card devices respectively a first and a second cleaning liquid nozzle of the wheel device; and a circulation module connected to the cleaning liquid supply device, wherein the first card wheel device is composed of a corresponding first rolling member and a second rolling member, a first fixing hole is formed in an intermediate position of the carrier plate at an intermediate position along the short axis direction, and the first fixing hole exposes the first rolling member and the second rolling member, and the first fixing hole and the first fixing hole A portion of the carrier plate in the direction of the long axis defines a cross over the first a first passage of the fixing hole, wherein the second chuck device is composed of corresponding third, fourth, and fifth rolling members, and the two second rotating wheels further comprise two runners continuously arranged before and after to respectively correspond to Between the third and fourth rolling members and corresponding to the fourth and fifth rolling members, the carrier plate is provided with two second fixing holes, and the two second fixing holes are respectively located on the other end of the carrier plate. Positioning on both sides along the short axis direction, the two second fixing holes are spaced apart from each other by the first channel and are opposite to each other Positioning, the two second fixing holes expose the third, fourth, and fifth rolling members, and the two second fixing holes respectively define two mutually with the other two portions of the carrier plates on both sides of the first channel a second channel spaced apart from and adjacent to the first channel, wherein the first channel and the two second channels both extend along the long axis direction and are parallel to each other such that the first channel only corresponds to the first turn a wheel, and the two second passages respectively correspond to the two second rotating wheels, so that when the pallet truck moves on the carrying plate, the first rotating wheel only falls into the first fixing hole, And the two second reels respectively fall into the two second fixing holes respectively. The cleaning system of the pallet truck of claim 1, wherein the first cleaning liquid nozzle corresponding to the first chucking device is disposed between the first rolling member and the second rolling member. And should be the first fixing hole. The cleaning system of the pallet truck according to claim 2, wherein the second cleaning liquid nozzle corresponding to the second chuck device is disposed between the third and fourth rolling members and 4. Between the fifth rolling members, and the two second fixing holes. A cleaning system for a pallet truck according to claim 1 or 2 or 3, further comprising a scraping device. The cleaning system of the pallet truck of claim 4, wherein the circulation module comprises a recovery tank installed at the bottom of the carrier and a filter installed in the recovery tank. A cleaning method for a pallet truck includes the following steps: providing a pallet truck having at least two support frames, the two support frames One end is fixed by a cross bar, and a first rotating wheel is disposed below the cross bar, and each of the free ends of the supporting frame has two second rotating wheels, and the first rotating wheel is located between the two second rotating wheels. The first rotating wheel and the two second rotating wheels jointly define a plane, the carrier plate has a short axis direction and a long axis direction; and a cleaning system is provided, the cleaning system comprises: a carrier having a bearing And a first card wheel device disposed on the carrier plate, wherein the first card wheel device is composed of a corresponding first rolling member and a second rolling member, the carrier plate Opening a first fixing hole at an intermediate position of the one end of the short axis, the first fixing hole exposing the first rolling member and the second rolling member, the first fixing hole and the long axis direction a portion of the upper carrier plate defines a first passage spanning the first fixing hole, wherein the second chuck device is composed of corresponding third, fourth, and fifth rolling members, the bearing The board is provided with two second fixing holes, and the two second fixing holes are respectively located on the carrier board a position of the two sides along the short axis direction on one end, such that the two second fixing holes are spaced apart from each other by the first channel, and the two second fixing holes are exposed to the third, fourth, a fifth rolling member, each of the two second fixing holes and the other two portions of the carrying plate on both sides of the first passage define two second passages spaced apart from each other and adjacent to the first passage; and a connection to the second passage a cleaning module of the carrier, comprising a cleaning liquid supply device and a plurality of first and second cleaning liquid nozzles respectively corresponding to the first card wheel device and the second card wheel device; And a circulation module disposed under the carrier, connected to the cleaning liquid supply device, and correspondingly placing the first rotating wheel on the first clamping device, the two second rotating wheels Correspondingly disposed on the second chuck device, wherein the first channel and the two second channels both extend along the long axis direction and are parallel to each other, such that the first channel only corresponds to the first wheel, And the two second channels respectively correspond to the two second rotating wheels, so that when the pallet truck moves on the carrying plate, the first rotating wheel only falls into the first fixing hole, and the two The second rotating wheels respectively fall into the two second fixing holes respectively; a cleaning step is performed, the cleaning liquid is supplied by the cleaning liquid supply device, and the cleaning liquid is sprayed on the first and second cleaning liquid nozzles. a first reel and the two second reels for cleaning; and recycling the used cleaning liquid to the cleaning liquid supply device by using the circulation module, wherein in the step of providing a cleaning system, the first a runner is placed in the first scroll through the first fixing hole Between the second rolling member and the second rolling member; and the two second rotating wheels respectively include two runners continuously arranged in front and rear to respectively correspond to the third and fourth rolling members and corresponding to the fourth and fifth rolling members between. The cleaning method of the pallet truck according to the sixth aspect of the invention, wherein the first cleaning liquid nozzle corresponding to the first chuck device is disposed between the first rolling member and the second rolling member, And should be the first The fixing holes spray the cleaning liquid on the first rotating wheel in a cleaning step. The cleaning method of the pallet truck according to claim 6, wherein the second cleaning liquid nozzle corresponding to the second chuck device is disposed between the third and fourth rolling members and the fourth Between the fifth rolling members and the two second fixing holes, the second cleaning liquid nozzles spray the cleaning liquid on the two second rotating wheels during a cleaning step. The method of cleaning a pallet truck according to claim 6 or 7 or 8, wherein after the step of providing a pallet truck, further comprising a scraping step, using a scraping device for the first The second wheel is scraped. The cleaning method of the pallet truck according to claim 9, wherein in the step of recycling the used cleaning liquid to the cleaning liquid supply device by using the circulation module, the circulation module includes an installation a recovery tank at the bottom of the carrier and a filter installed in the recovery tank, the recovery tank can collect the cleaning liquid and pass through the filter to the cleaning liquid supply device.