CN211212735U - Cavity structure - Google Patents

Abstract

The utility model relates to a cavity structure, which comprises a front frame, a U-shaped plate, a bottom plate and a back plate, wherein a heating tube and a protective net for protecting the heating tube are assembled in the cavity structure; the U-shaped plate, the front frame, the bottom plate and the rear plate are mutually spliced and spliced into a whole through cavity splicing components convenient to splice/disassemble to form a cavity structure, two ends of the heating tube are respectively installed in the cavity structure through the heating tube splicing components convenient to splice/disassemble, and two ends of the protecting net are respectively installed in the cavity structure through protecting net splicing components convenient to splice/disassemble. The utility model discloses whole cavity structure assembly does not have any screw position, whole elegant appearance, and the cost is more excellent, preparation simple process.

Description

Cavity structure

Technical Field

The utility model belongs to the technical field of the oven, especially, relate to a cavity structure.

Background

The oven is an electric heating appliance for baking food by utilizing radiant heat emitted by an electric heating element, and generally comprises a shell, an inner container, a heating device arranged in a cavity of the inner container, a door and a control device. The cavity structures of products such as a common oven are all made of sheet metal materials, and the sheet metals are fixed through screws. The screw is not beautiful when being fixed, and the phenomenon of slipping is easy to occur frequently, so that the defects are easy to occur in the production.

Therefore, based on the problems, the cavity structure which is provided with no screw position in the whole cavity structure assembly, attractive and elegant appearance, better cost and simple manufacturing process has important practical significance.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem that exists among the above-mentioned prior art, provide a whole cavity structures assembly and do not have any screw position, whole elegant appearance, the cost is more excellent, preparation simple process's cavity structures.

The utility model discloses a solve the technical scheme who takes of this problem and be:

a cavity structure comprises a front frame, a U-shaped plate, a bottom plate and a rear plate, wherein a heating tube and a protective net for protecting the heating tube are assembled in the cavity structure; the U-shaped plate, the front frame, the bottom plate and the rear plate are mutually spliced and spliced into a whole through cavity splicing components convenient to splice/disassemble to form a cavity structure, two ends of the heating tube are respectively installed in the cavity structure through the heating tube splicing components convenient to splice/disassemble, and two ends of the protecting net are respectively installed in the cavity structure through protecting net splicing components convenient to splice/disassemble.

Preferably, the edges of the U-shaped plate close to the bottom plate and the rear plate are respectively and outwardly formed with flanges perpendicular to the bottom plate and the rear plate, and the edges of the front frame are respectively extended towards the U-shaped plate to form outer wrapping edges.

Preferably, the cavity plug-in components are the inserted sheet type structure, and it includes that at least two are formed in the first inserted sheet of the length direction's of bottom plate both sides respectively, at least two are formed in the second inserted sheet of the length direction's of back plate both sides respectively, at least two are formed in the third inserted sheet of preceding frame upside, and set up in each edge of U template and be used for matching the first socket, second socket, the third socket of pegging graft first inserted sheet, second inserted sheet, third inserted sheet, first socket, second socket, third socket respectively with first inserted sheet, second inserted sheet, third inserted sheet position corresponding setting.

Preferably, first inserted sheet sets up with bottom plate place plane is perpendicular, just the free end of first inserted sheet extends up, the second inserted sheet is located the plane at back plate place, third inserted sheet and preceding frame place plane parallel arrangement, just the free end of third inserted sheet extends down.

Preferably, the cavity structure further comprises a bending baffle, the bending baffle comprises a sloping plate part which inclines towards the outer side of the cavity structure and a flat plate part which is respectively connected to the upper end and the lower end of the sloping plate part and extends towards the outer side of the cavity structure, and the bending baffle is assembled in the cavity structure through a bending baffle insertion part which is convenient to insert and disassemble.

Preferably, the bending baffle insertion part is of an insertion piece type structure and comprises fourth insertion pieces formed on two sides of the length direction of the inclined plate part and the flat plate part respectively and fourth insertion holes formed in two side walls of the U-shaped plate and used for being matched with the fourth insertion pieces in an insertion mode, and the fourth insertion holes and the fourth insertion pieces are arranged correspondingly.

Preferably, the protecting net inserting part is of an inserting piece type structure and comprises at least two fifth inserting pieces formed on two sides of the protecting net in the length direction and a fifth inserting hole formed in the side walls of the two sides of the U-shaped plate and used for being matched with and inserted with the fifth inserting pieces, the fifth inserting hole and the fifth inserting pieces are correspondingly arranged in positions, and through holes are uniformly distributed in the protecting net.

Preferably, two tip of heating tube are equipped with the installation department along its axial is outside extension respectively, the diameter of installation department is less than the diameter of heating tube, the surface of installation department has at least one spacing muscle along its radial outside extension.

Preferably, the cover is equipped with the installation cover on the installation department, the inner edge and the installation department outer fringe shape looks adaptation of installation cover, one side that the installation cover is close to the heating tube outwards extends has the spacing step of round, set up the heating tube fixed hole site that the installation cover that supplies the heating tube matches the installation on the both sides lateral wall of U template respectively, the diameter of spacing step is greater than the heating tube fixed hole site, the diameter of heating tube fixed hole site is greater than the diameter of installation cover.

Preferably, still including being used for locking the installation cover in the installation piece on the fixed hole site of heating tube, supply installation cover male installation cover hole site is seted up at the installation piece middle part, heating tube grafting part includes that the indent screens of installation cover surface are seted up to at least a pair of symmetry, locates the edge of installation cover hole site and the buckle of chucking in the indent screens one by one, the sixth inserted sheet of the edge of heating tube fixed hole site is seted up to at least a pair of symmetry, sets up in the installation piece and is used for the sixth socket of the sixth inserted sheet of one-to-one matching grafting. The side wall of the U-shaped plate is locked between the mounting sleeve and the mounting sheet through the heating tube inserting component.

The utility model has the advantages and positive effects that:

1. the utility model discloses in, the amalgamation of pegging graft each other through the cavity grafting part of being convenient for to peg graft/dismantle respectively between U template and preceding frame, bottom plate, the back plate in an organic whole and constitute cavity structures, cavity grafting part is the inserted sheet formula structure, and the cost is more excellent, simple process, and cavity structures assembles conveniently, pegs graft each other through cavity grafting part, makes whole cavity structures assemble and does not have any screw position, and visible department does not have any screw position, whole elegant appearance.

2. The utility model discloses in, the both ends of heating tube are installed in cavity structures through the heating tube insertion parts who is convenient for peg graft/dismantle respectively, and heating tube insertion parts also is the inserted sheet formula structure for heating tube installation/dismantlement are convenient, thereby are convenient for to the cleanness of heating tube, and the consumer can oneself dismantle the installation clean or maintain.

3. The utility model discloses in, the both ends of protecting wire net are installed in cavity structures through the protecting wire net insertion component of being convenient for to peg graft/dismantle respectively, and protecting wire net insertion component also is the inserted sheet formula structure for protecting wire net installation/dismantlement are convenient, and the consumer can oneself dismantle the installation and clean or maintain.

4. The utility model discloses in, the component part in the cavity structures is the sheet metal component, designs into the connected mode of inserted sheet and socket, and punching press preparation simple process, and the cost is more excellent.

Drawings

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 1;

FIG. 4 is a schematic view of the construction of the protective netting;

fig. 5 is an explosion structure diagram of the heating tube, the mounting sleeve and the mounting sheet.

In the figure: 1. the heating tube fixing structure comprises a front frame, a U-shaped plate, a bottom plate, a rear plate, a heating tube, a mounting portion, a limiting rib, a protective net, a flange, an outer edge covering, 9, a first inserting piece, 10, a second inserting piece, 11, a first inserting opening, 12, a second inserting opening, 13, a third inserting opening, 14, a bending baffle, 1401, a sloping plate portion, 1402, a flat plate portion, 15, a fourth inserting piece, 16, a fourth inserting opening, 17, a fifth inserting piece, 18, a fifth inserting opening, 19, a mounting sleeve, 20, a limiting step, 21, a heating tube fixing hole position, 22, a mounting piece, 23, a mounting sleeve hole position, 24, an inner concave clamping position, 25, 26, a sixth inserting piece and 27, and a sixth inserting opening.

Detailed Description

First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be described in detail below by way of example, but all the descriptions are only for illustrative purpose and should not be construed as forming any limitation to the present invention. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations. The present invention will be described in detail with reference to fig. 1 to 5.

Example (b):

a cavity structure comprises a front frame 1, a U-shaped plate 2, a bottom plate 3 and a rear plate 4, wherein a heating tube 5 and a protective net 6 for protecting the heating tube 5 are assembled in the cavity structure; the U-shaped plate 2, the front frame 1, the bottom plate 3 and the rear plate 4 are mutually spliced and spliced into a whole through cavity splicing components convenient to splice/disassemble respectively to form a cavity structure, two ends of the heating tube 5 are installed in the cavity structure through the heating tube splicing components convenient to splice/disassemble respectively, and two ends of the protective net 6 are installed in the cavity structure through protective net splicing components convenient to splice/disassemble respectively.

The working principle is as follows: in the technical scheme, as shown in fig. 1-5, the U-shaped plate 2, the front frame 1, the bottom plate 3 and the rear plate 4 are respectively spliced and spliced into a whole through cavity splicing parts which are convenient to splice/disassemble to form a cavity structure, the cavity splicing parts are of a plug-in piece type structure, the cost is better, the process is simple, the cavity structure is convenient to assemble, the whole cavity structure is assembled without any screw position through the mutual splicing of the cavity splicing parts, the visible position is free of any screw position, the whole body is attractive and elegant, the cost is better, and the process is simple; the two ends of the heating tube 5 are respectively arranged in the cavity structure through heating tube inserting parts which are convenient to insert/disassemble, and the heating tube inserting parts are also of an inserting piece type structure, so that the heating tube 5 is convenient to install/disassemble, the heating tube 5 is convenient to clean, and a consumer can disassemble, install, clean or maintain by himself; two ends of the protective net 6 are respectively arranged in the cavity structure through protective net inserting parts which are convenient to insert/disassemble, and the protective net inserting parts are also of inserting piece type structures, so that the protective net 6 is convenient to assemble/disassemble, and a consumer can disassemble and assemble for cleaning or maintaining; and the components in the cavity structure are sheet metal parts, and are designed into a connection mode of inserting pieces and inserting openings, so that the stamping manufacturing process is simple.

Still further, still can be in the utility model discloses in consider, the edge that U template 2 is close to bottom plate 3, back plate 4 is outwards formed with vertically turn-ups 7 with it respectively, each edge of preceding frame 1 extends the outsourcing limit 8 that forms towards U template 2 direction respectively.

Still further, still can be in the utility model discloses in consider, cavity plug-in components is the inserted sheet formula structure, and it includes that at least two are formed respectively in the first inserted sheet 9 of the length direction's of bottom plate 3 both sides, at least two are formed respectively in the second inserted sheet 10 of the length direction's of back plate 4 both sides, at least two are formed in the third inserted sheet of preceding frame 1 upside and set up in each edge of U template 2 and be used for matching the first socket 11, second socket 12, the third socket 13 of pegging graft first inserted sheet 9, second inserted sheet 10, third inserted sheet, first socket 11, second socket 12, third socket 13 set up with first inserted sheet 9, second inserted sheet 10, third inserted sheet position respectively correspondingly. The bottom plate 3 is inserted into the first inserting hole 1 in a matching mode through the first inserting piece 9, so that the bottom plate 3 is connected with the U-shaped plate 2 in the inserting piece and inserting hole mode without screws; the rear plate 4 and the U-shaped plate 2 are matched and inserted into a second inserting hole 12 through a second inserting piece 10, so that the rear plate 4 is connected in a mode of inserting pieces and inserting holes without screws; preceding frame 1 is pegged graft in third socket 13 through the matching of third inserted sheet, then realize between preceding frame 1 and the U template 2 through the mode connection of inserted sheet and socket, no screw ization, U template 2 and preceding frame 1, bottom plate 3, the cavity plug-in components amalgamation each other and constitute cavity structures through being convenient for peg graft/dismantle respectively between the back plate 4, cavity plug-in components are the inserted sheet formula structure, the cost is more excellent, the process is simple, cavity structures equipment is convenient, peg graft each other through cavity plug-in components, make whole cavity structures assemble and do not have any screw position, and visible department does not have any screw position, whole elegant appearance, the cost is more excellent, simple process.

Still further, still can be in the utility model discloses in consider, first inserted sheet 9 sets up with bottom plate 3 place plane is perpendicular, just the free end of first inserted sheet 9 extends up, second inserted sheet 10 is located the plane at back plate 4 place, third inserted sheet and preceding frame 1 place plane parallel arrangement, just the free end of third inserted sheet extends down.

Still further, still can be in the utility model discloses in consider, cavity structures still includes the baffle 14 of bending, the baffle 14 of bending include one towards cavity structures outside slope's swash plate portion 1401, connect respectively in the flat plate portion 1402 of swash plate portion 1401 upper and lower extreme and towards the cavity structures outside extension, the baffle 14 of bending assembles in cavity structures through the baffle grafting part of bending of being convenient for peg graft/dismantlement. The bending baffle 14 is assembled in the cavity structure through the bending baffle plug-in component, so that the assembly or disassembly is convenient, and the later cleaning and maintenance are convenient.

Still further, still can be in the utility model discloses in consider, the baffle plug-in components of bending is the inserted sheet formula structure, and it includes the fourth inserted sheet 15 that forms respectively in the length direction's of swash plate portion 1401, flat plate portion 1402 both sides, sets up in the both sides lateral wall of U template 2 and is used for the fourth socket 16 of the fourth inserted sheet 15 of pegging graft, fourth socket 16 sets up with fourth inserted sheet 15 position is corresponding. The bending baffle insertion component is of an insertion piece type structure, is connected in an insertion piece and insertion opening mode, is free of screws, and is attractive and elegant, and the manufacturing process is simple.

Still further, still can be in the utility model discloses in consider, the protecting wire plug-in components is the inserted sheet formula structure, and it includes that at least two are formed at the fifth inserted sheet 17 of the length direction's of protecting wire 6 both sides, set up in the both sides lateral wall of U template 2 and be used for matcing the fifth socket 18 of pegging graft fifth inserted sheet 17, fifth socket 18 sets up with fifth inserted sheet 17 position is corresponding, the equipartition has the through-hole on the protecting wire 6. The protecting net 6 is matched with the fifth inserting piece 17 to be inserted into the fifth inserting hole 18, so that the protecting net 6 and the U-shaped plate 2 are connected in a mode of inserting pieces and inserting holes without screws, the protecting net 6 is convenient to mount/dismount, and a consumer can dismount and mount by himself to clean or maintain.

Still further, still can be in the utility model discloses in consider, two tip of heating tube 5 are equipped with installation department 501 along its axial is outside to extend respectively, installation department 501's diameter is less than heating tube 5's diameter, installation department 501's surface has at least one spacing muscle 502 along its radial outside extension.

Further still, still can be in the utility model discloses in consider, the cover is equipped with installation cover 19 on the installation department 501, installation cover 19's inner edge and installation department 501 outer fringe shape looks adaptation, one side that installation cover 19 is close to heating tube 5 outwards extends has the spacing step 20 of round, set up respectively on U template 2's the both sides lateral wall and supply heating tube 5's the heating tube fixed hole site 21 that the installation cover 19 matches the installation, the diameter of spacing step 20 is greater than heating tube fixed hole site 21, the diameter of heating tube fixed hole site 21 is greater than the diameter of installation cover 19. The mounting sleeve 19 is sleeved on the heating tube 5, the outer surface of the mounting portion 501 radially extends outwards along the outer surface of the mounting portion 501 to form at least one limiting rib 502, the inner edge of the mounting sleeve 19 is matched with the outer edge of the mounting portion 501 in shape to prevent the mounting sleeve 19 from freely rotating on the mounting portion 501, the heating tube 5 is inserted in the heating tube fixing hole position 21 through the mounting sleeve 19, one side of the mounting sleeve 19, which is close to the heating tube 5, extends outwards to form a circle of limiting steps 20, the diameter of each limiting step 20 is larger than that of each heating tube fixing hole position 21, the diameter of each heating tube fixing hole position 21 is larger than that of the mounting sleeve 19, and the limiting steps 20 are arranged to play.

Still further, still can be in the utility model discloses in consider, still including being used for locking installation cover 19 in the installation piece 22 on the fixed hole site of heating tube 21, supply installation cover 19 male installation cover hole site 23 is seted up at installation piece 22 middle part, heating tube insertion parts include that at least a pair of symmetry is seted up in the indent screens 24 of installation cover 19 surface, is located the edge of installation cover hole site 23 and the buckle 25 of chucking in indent screens 24 one by one, at least a pair of symmetry is seted up in the sixth inserted sheet 26 of the edge of the fixed hole site of heating tube 21, is seted up in installation piece 22 and is used for the sixth socket 27 of the sixth inserted sheet 26 of one-to-one matching grafting. The distance between each pair of the buckles 25 is slightly smaller than the diameter of the mounting sleeve 19, and the side wall of the U-shaped plate 2 is locked between the mounting sleeve 19 and the mounting piece 22 through the heating tube inserting component. When assembling the heating tube, at first with the installation cover 19 suit on heating tube 5, heating tube 5 passes through installation cover 19 cartridge on heating tube fixed orifices 21, installation piece 22 is located the cavity structures outside, installation cover 19 cartridge is in installation cover hole site 23, at this moment, buckle 25 chucking is in the indent screens 24 that the position corresponds, sixth inserted sheet 26 is pegged graft in sixth socket 27 for the lateral wall of U template 2 locks in installation cover 19, between the installation piece 22, compact structure, the equipment is convenient.

It should be noted that the specific structure and the working principle of the heating tube used in the present invention are the prior art, and therefore, the detailed explanation is not provided.

To sum up, the utility model provides a whole cavity structures assembly does not have any screw position, whole elegant appearance, and the cost is more excellent, preparation simple process's cavity structures.

The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (10)

1. The utility model provides a cavity structure, its includes preceding frame, U template, bottom plate and back plate, is equipped with the heating tube in it, is used for protecting the protecting wire net of heating tube, its characterized in that:

the U-shaped plate, the front frame, the bottom plate and the rear plate are mutually spliced and spliced into a whole through cavity splicing components convenient to splice/disassemble to form a cavity structure, two ends of the heating tube are respectively installed in the cavity structure through the heating tube splicing components convenient to splice/disassemble, and two ends of the protecting net are respectively installed in the cavity structure through protecting net splicing components convenient to splice/disassemble.

2. A cavity structure according to claim 1, wherein: the edges of the U-shaped plate close to the bottom plate and the rear plate are respectively outwards provided with flanges vertical to the bottom plate and the rear plate, and each edge of the front frame respectively extends towards the direction of the U-shaped plate to form an outer wrapping edge.

3. A cavity structure according to claim 1, wherein: the cavity plug-in components are of a plug-in sheet type structure and comprise at least two first plug-in sheets which are respectively formed on two sides of the length direction of the bottom plate, at least two second plug-in sheets which are respectively formed on two sides of the length direction of the rear plate, at least two third plug-in sheets which are formed on the upper side of the front frame, and a first socket, a second socket and a third socket which are arranged on each edge of the U-shaped plate and used for being matched with and plugged with the first plug-in sheets, the second plug-in sheets and the third plug-in sheets.

4. A cavity structure according to claim 1, wherein: the cavity structure further comprises a bending baffle, the bending baffle comprises a sloping plate part which inclines towards the outer side of the cavity structure and a flat plate part which is respectively connected to the upper end and the lower end of the sloping plate part and extends towards the outer side of the cavity structure, and the bending baffle is assembled in the cavity structure through a bending baffle insertion part which is convenient to insert and disassemble.

5. The cavity structure of claim 4, wherein: the bending baffle insertion part is of an insertion piece type structure and comprises fourth insertion pieces formed on two sides of the length direction of the inclined plate part and the flat plate part respectively and fourth insertion holes formed in the side walls of the two sides of the U-shaped plate and used for being matched with the fourth insertion pieces in an insertion mode.

6. A cavity structure according to claim 1, wherein: the guard net inserting component is of an inserting piece type structure and comprises at least two fifth inserting pieces formed on two sides of the guard net in the length direction and fifth inserting holes formed in the side walls of the two sides of the U-shaped plate and used for being matched with the fifth inserting pieces in an inserting mode.

7. A cavity structure according to claim 1, wherein: two tip of heating tube are equipped with the installation department along its axial is outwards extended respectively, the diameter of installation department is less than the diameter of heating tube, the surface of installation department has at least one spacing muscle along its radial outside extension.

8. The cavity structure of claim 7, wherein: the cover is equipped with the installation cover on the installation department, one side that the installation cover is close to the heating tube outwards extends has the spacing step of round, set up the heating tube fixed hole site that the installation cover that supplies the heating tube matches the installation on the both sides lateral wall of U template respectively.

9. The cavity structure of claim 8, wherein: still including being used for locking the installation cover in the installation piece on the fixed hole site of heating tube, the installation piece middle part is seted up and is supplied the installation cover male installation cover hole site.

10. A cavity structure according to claim 9, wherein: the heating tube inserting component comprises at least one pair of concave clamping positions symmetrically arranged on the outer surface of the mounting sleeve, buckles arranged at the edges of the hole positions of the mounting sleeve and clamped in the concave clamping positions one by one, at least one pair of sixth inserting pieces symmetrically arranged at the edges of the fixing hole positions of the heating tube, and sixth inserting holes arranged on the mounting pieces and used for inserting the sixth inserting pieces in a matched mode one by one.

Images