JP3096679U - Traveling sandbox cleaning machine - Google Patents

Abstract

(57) [Problem] To provide a small and inexpensive traveling sandbox cleaning machine which has a simple configuration and can sterilize sand in a sandbox easily and in a short time by only one worker. SOLUTION: The traveling type sand pit cleaning machine 1 according to the present invention includes a chassis 3, an axle assembly 4 having traveling wheels 4A, and a scraping vane means supported by the chassis 3 in a shroud 5 and rotated by a motor 2. 6 and a cage means 7 provided on a frame 8 in the shroud 5 to receive the sand and foreign substances scraped up by the scraping vane means 6.
And a pair of auxiliary wheel means 9 for adjusting the angle of the chassis 3 with respect to the ground to adjust the digging depth of the raking vane means 6. The cage means 7 has at least a double structure consisting of an upper coarse sieve mesh and a lower fine sieve mesh, and sterilization means 10 or 10 'for heating or disinfectant spraying which at least sterilizes sand received by the lower fine sieve mesh. And only the sterilized sand is dropped from the lower fine mesh into the sandbox.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention sanitarily sterilizes sand in sandboxes installed in schools, parks, etc. It concerns a sandbox cleaner. Sandbox is a fun place for children to play And because it is a comfortable place for dogs and cats to excrete, sand For the children playing in the field, various bacteria and parasites that occur in dog and cat manure are large companies. It has become a meeting problem.

[0002]

[Prior art]

  Such a sandbox cleaner can collect sand from the sandbox once and place it in a place different from the sandbox. Put it in the hopper of the deployed processing equipment, and transfer it from this hopper into the sealed rotating drum. Some of them are sent and heat-sterilized by a burner in a rotating drum (for example, See documents 1, 2, 3, and 4. ).   Also, at a sandbox site, multiple net-like sand scraping boards are installed in the circumferential direction. A free taper roll directs filth and dangerous materials in the sandbox into a net-like basket with sand Scrape off the sand, shake off the sand, and discard the leftover waste and other hazardous materials in other places. (For example, see Patent Document 5).

[0003]

[Patent Document 1]   Japanese Utility Model Publication No. 7-25024 (FIGS. 1 to 4)

[Patent Document 2]   JP-A-7-236682 (FIG. 1)

[Patent Document 3]   JP-A-7-132245 (FIGS. 1 to 6)

[Patent Document 4]   Japanese Patent Laid-Open No. 2000-24090 (FIGS. 1 to 8)

[Patent Document 5]   JP 11-172647 A [Patent No. 3238892]

[0004]

[Problems to be solved by the device]

  However, the prior arts of the above Patent Documents 1 to 4 use the burner heating in the closed rotary drum. This is a sterilization process by means of collecting sand from the sandbox and putting it into the hopper. This is a batch processing operation in which the sand sterilized by heat is returned to the sandbox again. Therefore , The equipment is large and requires a lot of manpower, and the equipment and the sandbox must be reciprocated many times for work. Is troublesome.

[0005]   Furthermore, the conventional technique of the above-mentioned Patent Document 5 performs processing in real time at the site (sandbox). Although it is a small-sized cleaning machine, it can also simply separate dirt and dangerous substances from the sand in the sandbox. Therefore, the sand returned to the sandbox is not just a sun sterilizer, but a complete sterilizer. It has the drawback of not being able to do so.

[0006]   Therefore, the purpose of the present invention is to have a simple configuration, and even one worker can easily and easily Compact and inexpensive traveling sandbox cleaning that can sterilize sand in the sandbox in a short time To get the opportunity.

[0007]

[Means for Solving the Problems]

  In order to achieve this purpose, the present invention has a pair of left and right on a chassis equipped with a prime mover. The shroud is assembled with the axle assembly having the traveling wheels of Supported on the chassis with a scraping base that is rotationally driven by the prime mover. And the sand and foreign matter scraped up by the scraping vane means. The car means on the frame in the shroud to stop and the ground of the chassis. Adjust the angle to the surface to adjust the digging depth of the scraping vane means. The traveling sandbox cleaning provided with a pair of auxiliary wheel means provided on both sides of the rear portion of the frame In the machine, the car means comprises at least an upper coarse mesh and a lower fine mesh. A sterilization process that has a double structure and sterilizes at least the sand received by the lower fine mesh screen. A sterilized sand is dropped into the sandbox through the lower fine mesh screen. It is characterized by

[0008]   When using the traveling sandbox cleaner of the present invention, one worker pushes or pulls it. Therefore, the sandbox is moved by the traveling wheels. At this time, the scraping driven by the prime mover The rotating vanes of the raising vanes means dirt, dust, dangerous substances, etc. contained in the sand in the sandbox. Throw away all the foreign substances from the sand and scrape it up into the basket. With this, first of all, Contaminants such as dust and dangerous materials remain on the upper coarse mesh of the car means, and almost only sand is on the lower side. It falls and collects on the fine mesh screen. According to the present invention, the sterilization treatment means Both sterilize the sand received by the lower fine mesh screen, and the sterilized sand is the prime mover itself. And / or spontaneous vibrations or other vibrations that occur when the lifting vanes are lifted It moves forward while squeezing it from the lower fine mesh screen to the sandbox by the forced vibration by the mechanism. It

[0009]   In a preferred embodiment of the present invention, at least the mesh of the lower fine mesh screen means is It is formed by a heat element, and heat generation control means for this heat element is provided in the chassis. , Car means itself as heat sterilization means, or disinfectant by spraying a sterilizing agent The bactericide spraying means constitutes the sterilization processing means.

[0010]   Furthermore, in another preferred embodiment of the present invention, the shroud and car means are heat resistant. Of the sterilization treatment means by a burner means that projects into the shroud. The sand and foreign matter received by the sieve mesh means above and below the car means. A directed flame is generated to perform heat sterilization. In this case, the fuel of the burner means , Propane gas, for example.

[0011]

[Embodiment of device]

  Next, preferred embodiments of the present invention will be described with reference to the drawings.

[0012]   A preferred embodiment of the traveling sandbox cleaner 1 according to the present invention shown in FIG. A chassis 3 in which an axle is mounted, an axle assembly 4 having a pair of left and right traveling wheels 4A, and a chassis Assemble with the shroud (partition means) 5. The left and right traveling wheels 4A run idle on sand Grip wheel 4B (see (b) in Fig. 1) with strong grip to prevent Is preferably provided.

[0013]   This traveling sandbox cleaner 1 has a handle 3A provided on a chassis 3 by an operator. Push or push or pull to run on the sand in the sandbox with traveling wheels 4A (4B) It In the illustrated embodiment, the handle 3A is shown to project to the right in the drawing. However, it may be projected to the left.

[0014]   The shroud 5 supports the chassis 3 within the shroud 5, and also supports the prime mover 2 and the transmission mechanism 2. A scraping vane means 6 which is driven to rotate by A is provided. This lifting vane means Reference numeral 6 denotes the power from the speed change mechanism 2A, for example, a propeller shaft or a belt drive machine. The horizontal rotary shaft 6A driven by the structure and the angle about the horizontal rotary shaft 6A are shifted. Then, a raking vane 6B protruding in the radial direction is provided.

[0015]   Further, an operation lever for changing the rotation speed and the rotation direction of the raking vane 6B. -Provide 6C. The shape of the scraping vane 6B is changed by the rotation of the horizontal rotary shaft 6A. Sand and other contaminants such as dirt, dust, and dangerous materials in the adjacent cage means 7 Make it a shape that can be thrown in. Shroud 5 is too small to see the car means At least partially made of transparent material.

[0016]   Sand and dirt, dust, dangerous materials, etc. scraped up by the scraping vane 6B The cage means 7 for receiving foreign matters is provided on the frame 8 in the shroud 5. This On both sides of the rear of the ram 8, adjust the angle of the chassis 3 with respect to the ground and scrape up. To adjust the digging depth of the vane means 6, the height with respect to the frame 8 is changed. Auxiliary wheel means 9 which can be installed is provided.

[0017]   According to the traveling sandbox cleaner of the present invention, the car means 7 is At least a double structure composed of a side coarse mesh screen and a lower fine mesh screen. Furthermore, At least a sterilizing means 10 for sterilizing the sand received by the lower fine mesh screen is provided, and Spontaneous vibration generated by operation of the lifting vane means 6 or generation of forced vibration optionally provided Only the sand that has been sterilized by the vibration of the raw mechanism is dropped from the lower fine sieve screen to the sandbox. To do so. These sieve mesh means are composed of wire mesh or punching metal To do.

[0018]   As shown in FIG. 1A, this sterilization processing means 10 is, for example, propane gas. Fuel tank 11, supply conduit 12, regulating valve 13, and flame-generating bar It is composed of a burner means 10 composed of a torch 14 and is subjected to heat sterilization treatment. To do so. Furthermore, in another preferred embodiment, as the sterilization means 10 ', Disinfectant tank 11 ', supply conduit 12', regulating valve 13 ', spraying disinfectant The spray nozzle 14 'can also be used.

[0019]   Further, in another embodiment, the sterilization processing means heat-sterilizes the car means 7 itself. As a processing means, at least the mesh of the lower fine mesh screen means is formed by a heating element. Even if a heat generation control means (not shown) for this heat generating element is provided on the chassis 3. Good.

[0020]   In this way, the sand in the sandbox is sterilized on-site, and only the sterilized sand is sewn on site. Put the filth, dust or dangerous materials left in the basket means into the upper coarse mesh means. The empty upper coarse mesh means is put under the original Put back on the side coarse mesh means.

[0021]

[Effect of device]

  According to the traveling sandbox cleaner of the present invention, a simple structure that can be operated by only one worker Scratch in real time while pushing or pulling the cleaning machine of the Contaminants such as sand and dirt, dust, and dangerous materials thrown into the cage means by the raising vane, Heat or sterilize with a disinfectant and return only the sterilized sand to the sandbox. You can Therefore, there is no need for equipment that is large and costly in the conventional batch processing. And with simple equipment, sterilization can be done instantly (in real time) and reliably. Can make sense.

[Brief description of drawings]

FIG. 1 is a diagrammatic explanatory view of a preferred embodiment of a traveling type sandbox cleaning machine according to the present invention, (a) is a side view and (b) is a schematic view.
FIG. 4 is a rear view of a traveling wheel portion.

[Explanation of symbols]

1 Traveling sandbox cleaner 2 prime mover 3 chassis 3A handle 4 axle assembly 4A traveling wheel 4B grip wheel 5 shroud 6 Scraping vane means 6A horizontal rotation axis 6B scraping vane 6C operating lever 7-car means 8 frames 9 Auxiliary wheel means 10,10 'Sterilization treatment means 11 Fuel tank 11 'fungicide tank 12,12 ′ supply conduit 13,12 'regulating valve 14 burner torch 14 'spray nozzle

Claims (5)

[Scope of utility model registration request] 1. A chassis equipped with a prime mover for sterilizing sand in a sandbox installed in a school or park,
An axle assembly having a pair of left and right traveling wheels is assembled with a shroud, and is supported by the chassis in the shroud and is scraped up by the scraping vane means and the scraping vane means which are rotationally driven by the prime mover. The cage means provided on the frame in the shroud for receiving sand and foreign matters, and the both sides of the rear portion of the frame for adjusting the digging depth of the scraping vane means by adjusting the angle of the chassis with respect to the ground. In a traveling type sandbox cleaning machine provided with a pair of auxiliary wheel means provided, the car means has at least a double structure consisting of an upper coarse mesh net and a lower fine mesh net, and at least the lower fine mesh net receives the same. Providing a sterilizing means for sterilizing the sand
A traveling-type sandbox cleaning machine, characterized in that only sterilized sand is dropped from the lower fine mesh screen to the sandbox. 2. At least the mesh of the lower fine mesh screen means is formed by a heating element, heat generation control means for this heating element is provided in the chassis, and the car means itself is constituted as heat sterilization processing means. 1. The traveling sandbox cleaner described in 1. 3. The traveling sandbox cleaning machine according to claim 1 or 2, wherein the sterilizing means is constituted by a bactericide spraying means for spraying a bactericide to at least the sand received by the lower fine sieve screen means. 4. The heat sterilization treatment by a burner means for forming the shroud and the car means with a heat-resistant material, and for producing a flame that projects into the shroud and is directed toward the sand and foreign matters received by the car means. The traveling sandbox cleaning machine according to claim 1, which constitutes means. 5. The traveling sandbox cleaning machine according to claim 4, wherein the fuel of the burner means is propane gas.