CN214537582U

CN214537582U - Cleaning device, panel structure and air conditioner

Info

Publication number: CN214537582U
Application number: CN202023248927.7U
Authority: CN
Inventors: 张�荣; 邹先进; 黄志辉; 王高敏; 吕千浩; 张帆
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-29
Anticipated expiration: 2030-12-29

Abstract

The utility model provides a cleaning device, panel structure and air conditioner. Cleaning device for treat the washing piece clean, cleaning device includes: the water storage component is provided with a water storage tank for storing cleaning fluid, and the water storage component is provided with a water spraying hole communicated with the water storage tank; the pushing piece is movably arranged to push the cleaning liquid in the water storage tank to be sprayed to the piece to be cleaned through the water spraying hole so as to clean the piece to be cleaned. The utility model discloses a cleaning device can treat anytime and anywhere and wash the piece clean, treats the clean degree of wasing the piece and does not receive the influence of environmental factor, can realize treating the comparatively comprehensive washing of washing piece, has solved the unable effective clear problem of heat exchanger of the air conditioner among the prior art.

Description

Cleaning device, panel structure and air conditioner

Technical Field

The utility model relates to a refrigeration technology field particularly, relates to a cleaning device, panel structure and air conditioner.

Background

In the prior art, a fan of an indoor unit of an air conditioner sucks air into the indoor unit through an air inlet panel, and the air is sent into the environment through an air outlet after being subjected to heat exchange by a heat exchanger so as to change the ambient temperature. For the cleanliness of guaranteeing air current and other inside parts of indoor set after the heat transfer, the air inlet panel is close to heat exchanger one side and generally can be provided with the filter screen in order to filter the air current of intaking, but consider the restriction of filter screen filtration pore size, the inside that fine dust particle etc. magazine still can get into the indoor set through filter screen filtration pore, long this past, can pile up by the dust on the heat exchanger, influence heat exchanger working property, and then influence air conditioner performance, consider that the heat exchanger belongs to one of four major part of air conditioner, volume and quality are all great, usually inside the fixed indoor set, the user can't dismantle it easily and wash.

Generally, for cleaning of a heat exchanger, three steps of condensation, frosting and defrosting sterilization are generally adopted to realize self-cleaning, which can be summarized as follows: the air conditioner operates in a refrigeration mode, reduces the ambient temperature of the heat exchanger and separates out condensed water; washing the heat exchanger by utilizing the flowing of condensed water, and quickly combining the condensed water with dust to frost through continuous refrigeration; and switching to a heating mode, raising the temperature of the heat exchanger, defrosting, quickly washing dust and finishing self-cleaning of the heat exchanger.

However, in the above method for cleaning a heat exchanger, the cleanliness of the heat exchanger depends greatly on the amount of condensed water in the condensation stage, and if the environment is dry, the relative humidity is low, and the air moisture is low, the amount of condensed water precipitated in the condensation stage is small, and cannot be sufficiently combined with fine dust particles on the heat exchanger and fins, so that the subsequent self-cleaning steps such as frosting and defrosting sterilization are affected, so that the washing is not thorough, and the dust is adhered to the evaporator and the fins, that is, only partial cleaning can be performed, and the heat exchanger cannot be effectively cleaned.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a cleaning device, a panel structure and an air conditioner, which can solve the problem that the heat exchanger of the air conditioner in the prior art cannot be cleaned effectively.

In order to achieve the above object, according to an aspect of the present invention, there is provided a cleaning device for cleaning a member to be cleaned, the cleaning device including: the water storage component is provided with a water storage tank for storing cleaning fluid, and the water storage component is provided with a water spraying hole communicated with the water storage tank; the pushing piece is movably arranged to push the cleaning liquid in the water storage tank to be sprayed to the piece to be cleaned through the water spraying hole so as to clean the piece to be cleaned.

Furthermore, the piece to be cleaned is a heat exchanger of the air conditioner, the water storage component is installed on a shell of the air conditioner, and the water spraying holes are arranged towards the heat exchanger.

Furthermore, the water storage component is provided with a first plate body which is arranged towards the piece to be cleaned and extends along the direction surrounding the piece to be cleaned; the hole for water spraying is a plurality of, and a plurality of hole for water spraying set up on first plate body along the extending direction looks interval of first plate body.

Furthermore, the number of the water spraying holes is multiple, the water spraying holes are divided into multiple groups, and each group of the water spraying holes comprises multiple water spraying holes; the plurality of groups of water spraying holes are arranged at intervals along the height direction of the piece to be cleaned, and the plurality of water spraying holes in each group of water spraying holes are arranged at intervals along the direction surrounding the piece to be cleaned.

Further, the pusher comprises: the main body plate is arranged in the water storage tank to divide the water storage tank into a first space and a second space which are arranged along the air inlet direction of the heat exchanger, so that the cleaning liquid in the second space is sprayed out from the water spraying holes by pushing the main body plate.

Further, the pusher member further comprises: the sealing sleeve wraps the outer periphery of the main body plate to seal the first space and the second space.

Further, the pusher member further comprises: one end of the handle part is connected with the main body plate, and the other end of the handle part is positioned outside the water storage tank so as to push the main body plate to move by operating the handle part.

Further, be provided with the spacing hole that supplies handle portion to pass on the water storage part, the impeller still includes: and at least part of the sealing plug is arranged in the limiting hole and is positioned between the handle part and the wall of the limiting hole.

Furthermore, the water storage part is provided with an opening part communicated with the water storage tank, and the limiting hole extends from the opening part to the bottom of the water storage part; handle portion includes the push rod and sets up the spacing head at the first end of push rod, and the push rod is worn to establish in spacing downthehole, and spacing head is located the outside of aqua storage tank, and the second end and the bulk plate of push rod are connected.

According to another aspect of the present invention, there is provided a panel structure for forming a casing of an air conditioner, the panel structure comprising: the panel body is used for being arranged on the outer side of a heat exchanger of the air conditioner; in the cleaning device, the water storage component of the cleaning device is arranged on the panel main body so as to clean the heat exchanger by using the cleaning liquid in the water storage component.

Further, the panel main body is provided with an installation part, the installation part is provided with an installation cavity, the inner wall surface of the panel main body is provided with a communication opening communicated with the installation cavity, the water storage part is detachably installed in the installation cavity, and a water spray hole of the water storage part sprays cleaning liquid towards the heat exchanger through the communication opening.

Further, be provided with spacing muscle on the inner wall of installation cavity to carry on spacingly to the moving direction of water storage component towards the heat exchanger through spacing muscle.

Further, an air inlet portion is arranged on the panel main body and provided with an air inlet grille, and the cleaning device is arranged at the air inlet portion.

According to another aspect of the present invention, there is provided a panel structure for forming a casing of an air conditioner, the panel structure comprising: the panel body is used for being arranged on the outer side of a heat exchanger of the air conditioner; and the cleaning device is arranged on the panel main body and is provided with a water storage part for storing cleaning liquid so as to clean the heat exchanger by spraying the cleaning liquid in the water storage part onto the heat exchanger.

According to another aspect of the present invention, there is provided an air conditioner, comprising a panel structure and a heat exchanger disposed inside the panel structure, wherein the panel structure is the above panel structure.

Use the technical scheme of the utility model, treat through cleaning device that the washing piece cleans, the storage has seted up the hole for water spraying on the aqua storage tank of washing liquid in the water storage part, utilizes the impeller of setting in the aqua storage tank to promote the washing liquid in the aqua storage tank by the hole for water spraying blowout to treating the washing piece on to treat the washing piece and rinse, the utility model discloses a cleaning device can treat the washing piece at any time and anywhere and clean, treats the clean degree of washing piece and does not receive the influence of environmental factor, can realize treating the comparatively comprehensive washing of washing piece, has solved the unable effectively clear problem of heat exchanger of the air conditioner among the prior art.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows an exploded view of one embodiment of a cleaning device according to the present invention;

FIG. 2 shows a cross-sectional view of the cleaning device of FIG. 1;

FIG. 3 shows a schematic structural view of the cleaning device of FIG. 1;

fig. 4 shows a schematic structural view of an embodiment of a panel structure according to the invention;

FIG. 5 shows an enlarged view of detail A of FIG. 4;

fig. 6 shows a schematic structural view of another embodiment of a panel structure according to the invention;

figure 7 shows a schematic structural view of another embodiment of a cleaning device according to the invention; and

fig. 8 shows a schematic structural view of another embodiment of a panel structure according to the invention.

Wherein the figures include the following reference numerals:

10. a cleaning device; 110. a water storage part; 130. a pusher member; 111. a water storage tank; 112. a water spray hole; 113. a first plate body; 114. a limiting hole; 121. a first space; 122. a second space; 131. a main body plate; 132. sealing sleeves; 133. a handle portion; 1331. a push rod; 1332. a limiting head; 134. a sealing plug; 20. a panel structure; 210. a panel main body; 220. an air inlet part; 211. an installation part; 212. a mounting cavity; 213. limiting ribs; 221. an air inlet grille.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 7, the present invention provides a cleaning device 10, wherein the cleaning device 10 is used for cleaning a cleaning member. The cleaning device 10 includes a water storage part 110 and a pusher 130. The water storage part 110 has a water storage tank 111 for storing a cleaning liquid, and the water storage part 110 is provided with a water spray hole 112 communicated with the water storage tank 111, so that the cleaning liquid can be used for cleaning the workpiece. At least parts of the pushing element 130 are disposed in the water storage tank 111, and the pushing element 130 is movably disposed to push the cleaning liquid in the water storage tank 111 to be sprayed out from the water spraying hole 112 onto the member to be cleaned, so as to clean the member to be cleaned.

The utility model discloses a cleaning device 10 treats the washing piece and cleans, has seted up hole for water spraying 112 on the aqua storage tank 111 that the storage has the washing liquid in the water storage part 110, utilizes impeller 130 of setting in aqua storage tank 111 to promote the washing liquid in aqua storage tank 111 by hole for water spraying 112 blowout to treating the washing piece on, in order to treat the washing piece and rinse, the utility model discloses a cleaning device 10 can treat the washing piece at anytime and anywhere and clean, treats the clean degree of washing piece and does not receive environmental factor's influence, can realize treating the comparatively comprehensive washing of washing piece, has solved the unable effectively clear problem of heat exchanger of the air conditioner among the prior art.

In some embodiments, the member to be cleaned is a heat exchanger of an air conditioner, the water storage member 110 is mounted on a cabinet of the air conditioner, and the water spray holes 112 are disposed toward the heat exchanger.

In some embodiments, the pusher member 130 is an injection molded piece, which saves cost and reduces the weight of the cleaning device 10 to avoid affecting the air intake function of the baffle.

Fig. 1 shows an exploded view of an embodiment of a cleaning device 10 according to the present invention, and fig. 2 shows a cross-sectional view of the cleaning device 10 in fig. 1. Referring to fig. 1 and 2, the water storage part 110 has a first plate body 113, the first plate body 113 being disposed toward the member to be cleaned, the first plate body 113 extending in a direction surrounding the member to be cleaned.

Referring to fig. 1, there are a plurality of water spraying holes 112, the plurality of water spraying holes 112 are arranged on the first plate 113 at intervals along the extending direction of the first plate 113, and the number, the aperture and the distribution mode of the water spraying holes 112 need to be adapted to the shape and the size of the first plate 113.

In some embodiments, there are a plurality of the water jet holes 112, and the plurality of water jet holes 112 are divided into a plurality of groups, and each group of the water jet holes 112 includes a plurality of the water jet holes 112.

The plurality of groups of water spray holes 112 are arranged at intervals along the height direction of the piece to be cleaned, and the plurality of water spray holes 112 in each group of water spray holes 112 are arranged at intervals along the direction surrounding the piece to be cleaned.

The number, diameter and distribution of the water spray holes 112 depend on the size and shape of the first plate 113, and the water spray holes 112 on the water storage component 110 ensure that the cleaning solution in the water storage tank 111 can be sprayed onto the member to be cleaned and that the cleaning solution does not overflow from the water spray holes 112.

Fig. 3 shows a schematic structural view of the cleaning device 10 in fig. 1. Referring to fig. 3, the pusher 130 includes a body plate 131.

The main body plate 131 is provided in the sump 111 to divide the sump 111 into a first space 121 and a second space 122 arranged in an air intake direction of the heat exchanger, so that the cleaning solution located in the second space 122 is sprayed from the spray holes 112 by pushing the main body plate 131.

Referring to fig. 2, the pusher 130 also includes a gland 132. A sealing boot 132 is wrapped around the outer periphery of the body plate 131 to seal the first and

second spaces

121 and 122. The sealing sleeve 132 can ensure the tightness of the second space 122 when the cleaning device 10 is installed in the installation cavity 212, and can also ensure that the cleaning liquid cannot flow from the second space 122 to the first space 121.

Referring to fig. 1, the pusher 130 further includes a handle portion 133. One end of the handle part 133 is connected to the main body plate 131, and the other end of the handle part 133 is located outside the water storage tank 111 to push the main body plate 131 to move by operating the handle part 133.

Referring to fig. 1 and 2, the pushing member 130 further includes a sealing plug 134, and the water storage part 110 is provided with a limiting hole 114 through which the handle part 133 passes. At least part of the sealing plug 134 is disposed in the limiting hole 114 and between the handle 133 and the wall of the limiting hole 114, so as to avoid the handle 133 from shaking in the limiting hole 114 to affect the pushing of the cleaning solution.

Referring to fig. 1 and 2, the water storage part 110 has an opening portion communicating with the water storage tank 111, and a stopper hole 114 extends from the opening portion toward the bottom of the water storage part 110.

The handle portion 133 includes a push rod 1331 and a stopper 1332. A stop head 1332 is provided at a first end of the push rod 1331. The push rod 1331 is inserted into the limiting hole 114, the limiting head 1332 is located outside the water storage tank 111, and the second end of the push rod 1331 is connected with the main body plate 131.

Fig. 4 shows a schematic structural view of an embodiment of a panel structure 20 according to the invention. Fig. 5 shows an enlarged view of the detail a in fig. 4. Fig. 6 shows a schematic structural view of another embodiment of a panel structure 20 according to the invention. Referring to fig. 4 to 6, the panel structure 20 is used to form a cabinet of an air conditioner, and the panel structure 20 includes a panel main body 210 and a cleaning device 10. The panel main body 210 is to be disposed at an outer side of a heat exchanger of the air conditioner.

The cleaning apparatus 10 is the cleaning apparatus 10 of the above embodiment. The water storage part 110 of the cleaning device 10 is mounted on the panel main body 210 to clean the heat exchanger using the cleaning liquid in the water storage part 110.

Referring to fig. 4, a mounting portion 211 is provided on the panel main body 210, the mounting portion 211 has a mounting cavity 212, and a communication opening communicating with the mounting cavity 212 is provided on an inner wall surface of the panel main body 210. In some embodiments, the mounting portion 211 is integrally provided with the panel body 210.

Referring to fig. 6, the water storage part 110 is detachably installed in the installation cavity 212, and the water spray holes 112 of the water storage part 110 spray the washing liquid toward the heat exchanger through the communication opening.

In the first embodiment, the cleaning device 10 is detachably mounted in the mounting cavity 212, and the cleaning device 10 can be detached from the mounting cavity 212 to add cleaning solution to the water storage part 110.

In the second embodiment, the water storage part 110 of the cleaning device 10 is fixedly connected with the mounting cavity 212, and the pushing part 130 of the cleaning device 10 is detachably arranged in the water storage groove 111.

Referring to fig. 5, a limiting rib 213 is provided on an inner wall of the mounting cavity 212 to limit the moving direction of the water storage part 110 toward the heat exchanger by the limiting rib 213. The limiting ribs 213 and the water storage part 110 form a clamping position to limit the displacement of the water storage part 110 in the air inlet direction of the heat exchanger, so that the water storage part 110 is prevented from passing through the mounting part 211 and falling into the indoor unit, and the pushing part 130 can be conveniently moved, so that the cleaning liquid is sprayed onto the heat exchanger through the water spraying holes 112.

Referring to fig. 4, an air inlet portion 220 is provided on the panel main body 210, the air inlet portion 220 is provided with an air inlet grill 221, and the cleaning device 10 is provided at the air inlet portion 220.

In some embodiments, the air inlet grill 221 includes a plurality of sets of baffle members, each of which includes a plurality of baffles, which are rotated to open or close the air inlet portion 220, that is, the plurality of sets of baffle members are disposed on the panel body 210 in a shape of a Chinese character 'mu'. Installation department 211 sets up between adjacent two sets of baffle subassemblies, be provided with the intercommunication opening that communicates with installation cavity 212 of installation department 211 on the internal wall face of panel main part 210, the intercommunication opening is seted up between adjacent two sets of baffle subassemblies, install cleaning device 10 detachably in installation cavity 212 again to clean the heat exchanger of air conditioner, consequently, realized carrying out effective clear purpose to the heat exchanger under the prerequisite of guaranteeing the normal air inlet of air conditioner indoor set.

In some embodiments, at least one baffle of the baffle assembly may be provided with an inner concave shape to facilitate the handling of the air conditioner indoor unit.

In some embodiments, the panel structure 20 is used to form a cabinet of an air conditioner, and the panel structure 20 includes a panel main body 210 and the cleaning device 10. The panel main body 210 is to be disposed at an outer side of a heat exchanger of the air conditioner. The cleaning device 10 is provided on the panel main body 210, and the cleaning device 10 has a water storage part 110 for storing a cleaning liquid to clean the heat exchanger by spraying the cleaning liquid in the water storage part 110 onto the heat exchanger.

Fig. 7 shows a schematic structural view of another embodiment of the cleaning device 10 according to the invention. Fig. 8 shows a schematic structural view of another embodiment of a panel structure 20 according to the invention. Referring to fig. 7 and 8, the cleaning device 10 includes a water storage part 110 and a pusher 130. The pushing member 130 is arranged in a triangular shape to change the position of the cleaning liquid in the water storage part 110 to be sprayed toward the member to be cleaned.

The utility model also provides a, the air conditioner, including panel structure 20 and heat exchanger. The heat exchanger is arranged inside the panel structure 20. The panel structure 20 is the panel structure 20 of the above embodiment.

In some embodiments, the cleaning solution may be water, disinfectant, or other liquid capable of cleaning the object to be cleaned.

When the cleaning device 10 of the embodiment is used for cleaning a heat exchanger in an air conditioner, cleaning liquid is sprayed onto heat exchange fins of the heat exchanger through the water spraying holes 112, dust particles on the heat exchange fins are washed by the impact force of water flow, and the dust particles on the heat exchange fins can drip onto a water receiving disc in an indoor unit along with the cleaning liquid, so that the purpose of cleaning the heat exchanger is achieved.

In the description herein, references to the description of the terms "some embodiments," or "other embodiments," or "first embodiment," or "second embodiment," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. And the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cleaning device for cleaning a member to be cleaned, the cleaning device comprising:

the cleaning device comprises a water storage part (110), wherein the water storage part (110) is provided with a water storage groove (111) for storing cleaning liquid, and a water spraying hole (112) communicated with the water storage groove (111) is formed in the water storage part (110);

a pushing member (130), at least part of the pushing member (130) is arranged in the water storage tank (111), and the pushing member (130) is movably arranged to push the cleaning liquid in the water storage tank (111) to be sprayed out from the water spraying hole (112) onto the piece to be cleaned so as to clean the piece to be cleaned.

2. The cleaning apparatus of claim 1,

the part of treating to wash is the heat exchanger of air conditioner, water storage part (110) is installed on the casing of air conditioner, hole for water spraying (112) towards the heat exchanger setting.

3. The cleaning apparatus of claim 1,

the water storage part (110) is provided with a first plate body (113), the first plate body (113) faces the part to be cleaned, and the first plate body (113) extends along the direction surrounding the part to be cleaned;

the water spray holes (112) are arranged on the first plate body (113) at intervals along the extending direction of the first plate body (113).

4. The cleaning apparatus of claim 1,

the number of the water spray holes (112) is multiple, the water spray holes (112) are divided into multiple groups, and each group of the water spray holes (112) comprises the multiple water spray holes (112);

a plurality of groups of the water spray holes (112) are arranged at intervals along the height direction of the piece to be cleaned, and a plurality of the water spray holes (112) in each group of the water spray holes (112) are arranged at intervals along the direction surrounding the piece to be cleaned.

5. The cleaning apparatus as recited in claim 2, wherein the pusher (130) includes:

a main body plate (131), the main body plate (131) being disposed in the water storage tank (111) to divide the water storage tank (111) into a first space (121) and a second space (122) arranged in an air intake direction of the heat exchanger, so that the cleaning solution located in the second space (122) is sprayed out from the water spray holes (112) by pushing the main body plate (131).

6. The cleaning apparatus as recited in claim 5, wherein the pusher (130) further comprises:

a sealing sleeve (132), the sealing sleeve (132) wrapping on the outer periphery of the body plate (131) to seal the first space (121) and the second space (122).

7. The cleaning apparatus as recited in claim 5, wherein the pusher (130) further comprises:

a handle part (133), one end of the handle part (133) is connected with the main body plate (131), and the other end of the handle part (133) is positioned outside the water storage tank (111) so as to push the main body plate (131) to move by operating the handle part (133).

8. The cleaning apparatus as claimed in claim 7, wherein the water storage part (110) is provided with a stopper hole (114) for the handle part (133) to pass through, and the pushing member (130) further comprises:

a sealing plug (134), at least part of the sealing plug (134) being disposed within the retention hole (114) and between the handle portion (133) and a wall of the retention hole (114).

9. The cleaning apparatus of claim 8,

the water storage part (110) is provided with an opening part communicated with the water storage tank (111), and the limiting hole (114) extends from the opening part to the bottom of the water storage part (110);

the handle part (133) comprises a push rod (1331) and a limiting head (1332) arranged at the first end of the push rod (1331), the push rod (1331) penetrates through the limiting hole (114), the limiting head (1332) is positioned at the outer side of the water storage tank (111), and the second end of the push rod (1331) is connected with the main body plate (131).

10. A panel structure for forming a cabinet of an air conditioner, the panel structure comprising:

a panel main body (210), the panel main body (210) being for being disposed at an outer side of a heat exchanger of the air conditioner;

the cleaning device of any one of claims 1 to 9, a water storage part (110) of the cleaning device being mounted on the panel body (210) for cleaning the heat exchanger with the cleaning liquid within the water storage part (110).

11. The panel structure according to claim 10,

be provided with installation department (211) on panel main part (210), installation department (211) have installation cavity (212), be provided with on the internal wall face of panel main part (210) with the intercommunication opening of installation cavity (212) intercommunication, water storage part (110) detachably install in installation cavity (212), water jet (112) of water storage part (110) pass through intercommunication opening orientation the heat exchanger spouts the washing liquid.

12. The panel structure according to claim 11,

be provided with spacing muscle (213) on the inner wall of installation cavity (212), with through spacing muscle (213) are right water storage part (110) orientation the moving direction of heat exchanger carries on spacingly.

13. The panel structure according to claim 10,

be provided with air inlet portion (220) on panel main part (210), air inlet portion (220) are provided with air inlet grille (221), cleaning device sets up air inlet portion (220) department.

14. A panel structure for forming a cabinet of an air conditioner, the panel structure comprising:

a cleaning device provided on the panel main body (210), the cleaning device having a water storage part (110) for storing a cleaning liquid to clean the heat exchanger by spraying the cleaning liquid in the water storage part (110) onto the heat exchanger.

15. An air conditioner, comprising a panel structure and a heat exchanger arranged at the inner side of the panel structure,

the panel structure of any one of claims 10 to 14.