Split heat dissipation handle
By setting hot air passages and cold air passages inside and outside the handle of the pet water blower, cold air is used to suck the cold air passages to take away the heat from the handle, the problem of overheating of the handle is solved, improving safety and extending the service life.
Patent Information
- Application Number
- CN202421471351.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-25
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-06-25
AI Technical Summary
The handle of existing pet water blowers is prone to overheating during use, which may cause scalding, and long-term use of high temperatures will shorten the life of the handle.
A split-type heat dissipation handle is designed. By setting hot air passages and cold air passages inside and outside the handle, cold air is used to suck the cold air passages into the cold air passages to take away the heat on the handle and reduce the handle temperature.
It effectively reduces the temperature of the handle, improves the safety of use, and extends the service life of the handle.
Smart Images
Figure CN222697132U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pet water blowers, in particular to a split heat dissipation handle. Background Art
[0002] At present, keeping pets is becoming more and more common in cities and has entered thousands of households. In order to ensure the hygiene of pets, pets are often bathed and pet hair is dried with a pet hair dryer. The existing pet hair dryer generally includes a hair dryer body and an operating handle connected to the hair dryer body through an air duct, wherein the hair dryer body is used to generate high-speed hot air, and the operating handle is held to control the air outlet to aim at the place where the pet's hair needs to be dried. The existing operating handle has the following problems during use: 1. A large amount of heat carried in the hot air will be transferred to the handle, and the handle will overheat and scald the user if it continues to work, which is less safe; 2. The handle is continuously in a high temperature state, which will seriously affect its service life. Utility Model Content
[0003] The utility model aims to overcome the defects in the above-mentioned prior art and provides a split heat dissipation handle. When the hot air channel is used to pass the hot air, it can form suction at the cold air outlet to allow external cold air to flow into the cold air channel, thereby effectively reducing the temperature of the handle, ensuring the safety of the handle and extending its service life.
[0004] To achieve the above-mentioned purpose, the utility model provides a split heat dissipation handle, comprising a grip assembly and an air outlet assembly that are detachably connected and docked;
[0005] The grip assembly comprises a grip inner tube and a grip outer tube sleeved on the outside of the grip inner tube, wherein the grip inner tube defines a first hot air channel for hot air to flow, and the rear port of the grip inner end is a hot air inlet, and the grip outer tube is spaced apart from the grip inner tube to form a first cold air channel for cold air to flow, and the rear port of the grip outer tube is a cold air inlet;
[0006] The air outlet assembly includes an inner air outlet tube connected to the inner grip tube, and an outer air outlet tube sleeved outside the inner air outlet tube and connected to the outer grip tube, wherein the inner air outlet tube defines a second hot air channel connected to the first hot air channel, and the front end of the inner air outlet tube is a hot air outlet, and the outer air outlet tube cooperates with the inner air outlet tube to form a second cold air channel connected to the first cold air channel;
[0007] A connecting structure is provided between the second hot air channel and the second cold air channel, and the connecting structure enables external cold air to be sucked into the first cold air channel through the cold air inlet when the hot air flows out of the second hot air channel at a high speed.
[0008] It is further configured that: at least two clamping blocks are arranged at intervals on the front end outer wall of the gripping inner tube;
[0009] The rear end of the air outlet inner tube is provided with a first interface portion for sleeved on the front end of the holding inner tube, and the port of the first interface portion is correspondingly provided with a screw-on notch for a card block to be inserted into to form a screw-on fit.
[0010] It is further configured that: at least two socket portions arranged circumferentially and spaced apart are axially extended on the outer wall of the gripping inner tube;
[0011] A clamping rib for inserting into the socket portion to achieve fixed connection is correspondingly arranged on the inner wall of the gripping outer tube.
[0012] It is further configured as follows: the socket portion is composed of a "∏"-shaped convex rib arranged on the outer wall of the gripping inner tube, the spacing width between two convex ribs extending axially corresponding to the socket portion is adapted to the width of the clamping rib, and the front end of the socket portion is a trumpet-mouth structure that is convenient for guiding the clamping rib to be inserted.
[0013] It is further configured that: a gantry portion protruding outward and allowing a block to pass through is provided between two sides of the outer wall of the first interface portion corresponding to the rotational connection slot;
[0014] The air outlet outer pipe is provided with a collar portion matched with the first interface portion corresponding to its rear end structure, and the collar portion is provided with a bayonet socket matched with the gantry portion.
[0015] It is further configured that: the inner wall of the collar portion is provided with limiting retaining ribs on both sides corresponding to the bayonet, which cooperate with the two side walls of the gantry portion to guide the gantry portion to slide into the bayonet.
[0016] It is further configured that: the air outlet inner tube further includes an air outlet portion located at the front end of the first interface portion, and a sealing wall surface connected between the air outlet portion and the first interface portion;
[0017] The air outlet outer pipe also includes a mating wall surface which is arranged at the front port of the collar part and is used to cooperate with the sealing wall surface, and at least one sealing cover part which is connected to the mating wall surface and is connected to the inner cavity structure of the collar part, and the sealing cover part is used to be fitted on the outer wall of the air outlet part to cooperate to form a second cold air channel.
[0018] It is further configured that: the cover member is a slot-shaped member with an elongated shape and an open front end, and the inner end of the side wall thereof protrudes from the inner end of the matching wall surface;
[0019] The outer wall of the air outlet portion is correspondingly provided with two sliding openings extending backward from the front end thereof for corresponding insertion and sliding of the two side walls of the cover member.
[0020] It is further configured that: a front end structure of at least one side wall of the cover member is provided with a hook portion;
[0021] A hooking structure matching the hook portion is correspondingly arranged at the front end portion of the air outlet portion.
[0022] It is further configured that: a rearwardly extending gap is provided between the two sliding openings corresponding to the front port of the air outlet, and a connecting structure connecting the second cold air channel and the second hot air channel is formed at the gap.
[0023] It is further configured that: the front portion of the air outlet portion is a tapered structure with a gradually decreasing inner diameter.
[0024] It is further configured as follows: the rear end of the holding inner tube is provided with a second interface portion, and a distance is arranged between the rear end portion of the holding outer tube and the front end portion of the second interface portion.
[0025] Compared with the prior art, the utility model has a simple and reasonable structure. The handle adopts a split structure that is easy to disassemble and assemble, which is convenient for the storage of the handle and for the construction of different styles of handle structures. At the same time, a hot air channel and a cold air channel outside the hot air channel are formed in the handle. When the handle is in use, the hot air generated by the main body of the pet hair dryer flows out at high speed from the hot air outlet of the hot air channel, suction will be formed at the connecting structure to suck the external cold air into the cold air channel and flow along the cold air channel. This can effectively reduce the temperature of the handle, ensure the user's safety and effectively extend the service life of the handle. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 It is a three-dimensional structural schematic diagram of a split heat dissipation handle of the utility model;
[0027] Figure 2 It is a schematic diagram of the axial cross-sectional structure of the handle;
[0028] Figure 3 It is a schematic diagram of the axial separation structure of the handle;
[0029] Figure 4 It is the implementation structure 1 of the inner air outlet pipe;
[0030] Figure 5 It is the second implementation structure of the inner air outlet pipe.
[0031] The following reference numerals are marked on the drawings in conjunction with the drawings:
[0032] 100, holding assembly; 110, holding inner tube; 111, socket portion; 112, second interface portion; 113, clamping block; 120, holding outer tube; 121, clamping rib; 122, joint portion; 200, air outlet assembly; 210, air outlet inner tube; 211, first interface portion; 2111, screw-on notch; 2112, gantry portion; 212, air outlet portion; 2121, hooking structure; 2122, sliding mouth; 2123, clearance gap; 213, sealing wall; 220, air outlet outer tube; 221, collar portion; 2211, clamping mouth; 2212, limiting rib; 222, cover portion; 2221, hook portion; 223, matching wall; A, first hot air channel; B, first cold air channel; C, second hot air channel; D, second cold air channel. DETAILED DESCRIPTION
[0033] A specific implementation of the present utility model is described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present utility model is not limited by the specific implementation mode.
[0034] The utility model discloses a split heat dissipation handle such as Figure 1 As shown, it is suitable for a pet hair dryer, and the hot air discharge is controlled by holding the handle to achieve the purpose of drying the pet's hair.
[0035] In this embodiment, the split heat dissipation handle is as follows Figure 2 and Figure 3As shown, it comprises a gripping assembly 100 and an air outlet assembly 200 which are detachably connected and butt-jointed, wherein the gripping assembly 100 is located at the axial rear end of the air outlet assembly 200; the gripping assembly 100 comprises a gripping inner tube 110, and a gripping outer tube 120 which is sleeved on the outside of the gripping inner tube 110, wherein the interior of the gripping inner tube 110 defines a first hot air channel A for the hot air generated by the water blower to flow, and the rear port of the gripping inner tube 110 is a hot air inlet, and the gripping outer tube 120 and the gripping inner tube 110 are connected to each other. 0 are arranged at intervals to form a first cold air channel B for external cold air to flow, and the rear port of the holding outer tube 120 is a cold air inlet; the air outlet assembly 200 includes an air outlet inner tube 210 connected to the holding inner tube 110, and an air outlet outer tube 220 sleeved on the outside of the air outlet inner tube 210 and connected to the holding outer tube 120, wherein the interior of the air outlet inner tube 210 defines a second hot air channel C connected to the first hot air channel A, and the front port of the air outlet inner tube 210 is a hot air inlet. At the air outlet, the first hot air channel A and the second hot air channel C cooperate to form a hot air channel for hot air to flow; the outer air outlet pipe 220 and the inner air outlet pipe 210 are arranged at a distance so that a second cold air channel D connected to the first cold air channel B is formed therebetween, and the first cold air channel B and the second cold air channel D cooperate to form a cold air channel for cold air to flow; a connecting structure is provided between the front end of the second hot air channel C and the front end of the second cold air channel D; in this way, when the pet water blower is working to generate hot air (hot air), the hot air flows into the handle through the air guide pipe, and the hot air enters the hot air channel from the hot air inlet at the rear end of the handle and flows out from the hot air outlet at the front end, so that the hot air will generate suction at the connecting structure during the high-speed outflow process, so that the cold air outside the handle (air with a temperature much lower than that of the hot air) passes through the cold air inlet and the cold air channel, so that the flowing cold air can effectively take away the heat on the handle to reduce the temperature of the handle, ensure the user's safety and extend the service life of the handle.
[0036] In this embodiment, if Figure 3As shown, the inner gripping tube 110 and the outer gripping tube 120 of the gripping assembly 100 are firmly connected with each other. Specifically, at least two axially extending socket portions 111 with openings facing forward are constructed on the outer wall of the inner gripping tube 110, and a clamping rib 12 for inserting the socket portion 111 to realize the firm connection between the outer gripping tube 120 and the inner gripping tube 110 is correspondingly arranged on the inner wall of the outer gripping tube 120; preferably, the socket portion 111 on the inner gripping tube 110 is formed by enclosing a "∏"-shaped convex rib, and the socket portion 111 corresponds to two axially extending convex ribs. The width of the spacing between them is adapted to the width of the clamping rib 121, and the front end of the socket end is a trumpet-mouth structure for guiding the clamping rib 121 into the socket portion 111; further preferably, the socket portion 111 corresponds to the front end internal structure thereof and is provided with an abutment slope whose height gradually increases from front to back, and the front end corresponding structure of the clamping rib 121 is provided with a matching slope that matches the abutment slope and whose height gradually decreases from front to back, and the abutment cooperation between the matching slopes and the abutment slopes can effectively improve the matching stability between the holding inner tube 110 and the holding outer tube 120.
[0037] In the above scheme, the main body of the holding inner tube 110 is a circular tube structure of equal diameter, and the rear end structure of the holding inner tube 110 is formed with a second interface part 112 with a diameter larger than its main body, and the second interface part 112 is used to connect the air duct; the main body of the holding outer tube 120 is a circular tube structure of equal diameter with an inner diameter larger than the outer diameter of the holding inner tube 110, and the rear end part of the holding outer tube 120 is spaced apart from the front end part of the second interface part 112, so that air can enter the first cold air channel B through the rear port of the holding outer tube 120, and the front end structure of the holding outer tube 120 is formed with a trumpet-shaped joint part 122 with a gradually increasing diameter.
[0038] In this embodiment, at least two blocks 113 for rotating and engaging with the rear end of the air outlet inner tube 210 are circumferentially arranged on the front end outer wall of the holding inner tube 110; preferably, the front end of the holding inner tube 110 extends out of the holding outer tube 120, and there are two blocks 113 that are symmetrically arranged on the portion of the holding inner tube 110 that extends out of the holding outer tube 120.
[0039] In this embodiment, if Figure 3As shown, the air outlet inner tube 210 of the air outlet assembly 200 is provided with a first interface portion 211 for being sleeved on the front end of the holding inner tube 110 corresponding to its rear end structure, and a screw-in slot 2111 is provided at the rear port corresponding to the first interface portion 211 for the clamping block 113 to be clamped in and rotated to achieve clamping, and the screw-in slot 2111 is a "7"-shaped structure, so that the air outlet inner tube 210 and the holding inner tube 110 can be firmly connected through the cooperation between the clamping block 113 and the screw-in slot 2111; at the same time, through the structure, the air outlet outer tube 220 is firmly installed on the outside of the air outlet inner tube 210 and the rear end of the air outlet outer tube 220 is connected to the front end of the holding outer tube 120, so that the air outlet assembly 200 and the holding assembly 100 are detachably connected.
[0040] The outer air outlet pipe 220 is firmly mounted on the outside of the inner air outlet pipe 210. Figure 3 , Figure 4 and Figure 5 As shown: a gantry portion 2112 is provided between the two sides of the screw-on slot 2111 corresponding to the outer wall of the first interface portion 211, which bulges outward and allows the block 113 to directly pass through and insert into the screw-on slot 2111; the rear end of the air outlet outer tube 220 is correspondingly structured with a ring portion 221 for being sleeved on the outside of the first interface portion 211 and engaging with the rear end of the holding outer tube 120, and a corresponding slot 2211 is provided on the ring portion 221 for the gantry portion 2112 to be snapped into, so that the air outlet inner tube 210 and the air outlet outer tube 220 can be firmly connected through the snap connection between the gantry portion 2112 and the slot 2211; preferably, the inner wall of the ring portion 221 is corresponding to the two sides of the slot 2211, and is provided with limiting ribs 2212 that cooperate with the two side walls of the gantry portion 2112 to guide the gantry portion 2112 to slide into the slot 2211.
[0041] In this embodiment, if Figure 3 and Figure 4As shown, the air outlet inner tube 210 also includes an air outlet portion 212 located at the front end of the first interface portion 211, and a sealing wall surface 213 connected between the first interface portion 211 and the air outlet portion 212. Specifically, the first interface portion 211 is a circular tube structure with an equal diameter, and the rear portion of the air outlet portion 212 is a circular tube structure with an equal diameter and a tube diameter smaller than the tube diameter of the first interface portion 211. In this way, the first interface portion 211 and the air outlet portion 212 are arranged in a stepped manner, and the connecting wall between the two is the sealing wall surface 213; the air outlet outer tube 220 also includes a sealing wall surface 213 located at the front end of the collar portion 221 and At least one sealing member 222 is connected to the inner cavity structure of the collar portion 221, and a matching wall 223 is connected between the collar portion 221 and at least one sealing member 222. The matching wall 223 is formed by the front port of the collar portion 221 extending inward along the circumference and is used to fit against the sealing wall 213 of the air outlet inner pipe 210. A transfer cavity is formed at the collar portion 221 of the air outlet component 200; at least one sealing member 222 is fitably arranged on the outer wall of the air outlet portion 212 to cooperate to form at least one second cold air channel D connected to the transfer cavity.
[0042] In the present embodiment, specifically, the cover member 222 is a slot-shaped member with an elongated shape and an open front end, and the inner end surface of the side wall thereof protrudes from the inner end of the matching wall surface 223, and the front end structure of at least one side wall of the cover member 222 is provided with a hook portion 2221; the front end portion of the air outlet portion 212 is correspondingly provided with a hooking structure 2121 that matches the limit head 2221 of the cover member 222, and the outer wall of the air outlet portion 212 is correspondingly provided with two sliding openings 2122 for the two side walls of the cover member 222 to be inserted and slid; in this way, the cover of the air outlet outer pipe 220 is The part 222 is aligned with the slide 2122, the bayonet 2211 corresponds to the gantry part 2112, and the front end of the air outlet inner tube 210 is inserted into it, so that the air outlet outer tube 220 and the air outlet inner tube 210 can be firmly matched and connected; preferably, a rearward extending gap 2123 is provided between the two slides 2122 corresponding to the front end of the air outlet part 212, and the gap 2123 forms a connecting structure connecting the second cold air channel D and the second hot air channel C; in this embodiment, the front part of the air outlet part 212 is a tapered structure with a gradually decreasing inner diameter, such as a flat structure ( Figure 4 ) or conical cylinder structure ( Figure 5 ), the air outlet outer pipe 220 has two symmetrically arranged cover parts 222 and are correspondingly provided on the opposite side walls of the air outlet part 212.
[0043] Compared with the prior art, the utility model has a simple and reasonable structure. The handle adopts a split structure that is easy to disassemble and assemble, which is convenient for the storage of the handle and for the construction of different styles of handle structures. At the same time, a hot air channel and a cold air channel outside the hot air channel are formed in the handle. When the handle is in use, the hot air generated by the pet water blower body flows out at high speed from the hot air outlet of the hot air channel, suction will be formed at the cold air outlet to suck the external cold air into the cold air channel and flow along the cold air channel. This can effectively reduce the temperature of the handle, ensure the user's safety and effectively extend the service life of the handle.
[0044] The above disclosure is only an embodiment of the present invention, but the present invention is not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.
Claims
1. A split heat dissipation handle, characterized in that: It includes a gripping component and an air outlet component that are detachably connected to each other; The grip assembly comprises a grip inner tube and a grip outer tube sleeved on the outside of the grip inner tube, wherein the grip inner tube defines a first hot air channel for hot air to flow, and the rear port of the grip inner end is a hot air inlet, and the grip outer tube is spaced apart from the grip inner tube to form a first cold air channel for cold air to flow, and the rear port of the grip outer tube is a cold air inlet; The air outlet assembly includes an inner air outlet tube connected to the inner grip tube, and an outer air outlet tube sleeved outside the inner air outlet tube and connected to the outer grip tube, wherein the inner air outlet tube defines a second hot air channel connected to the first hot air channel, and the front end of the inner air outlet tube is a hot air outlet, and the outer air outlet tube cooperates with the inner air outlet tube to form a second cold air channel connected to the first cold air channel; A connecting structure is provided between the second hot air channel and the second cold air channel, and the connecting structure enables external cold air to be sucked into the first cold air channel through the cold air inlet when the hot air flows out of the second hot air channel at a high speed.
2. A split heat dissipation handle according to claim 1, characterized in that: At least two clamping blocks are arranged at intervals around the front end outer wall of the gripping inner tube; The rear end of the air outlet inner tube is provided with a first interface portion for sleeved on the front end of the holding inner tube, and the port of the first interface portion is correspondingly provided with a screw-on notch for a card block to be inserted into to form a screw-on fit.
3. A split heat dissipation handle according to claim 1 or 2, characterized in that: At least two circumferentially spaced inserting portions are axially extended on the outer wall of the inner gripping tube; A clamping rib for inserting into the socket portion to achieve fixed connection is correspondingly arranged on the inner wall of the gripping outer tube.
4. A split heat dissipation handle according to claim 3, characterized in that: The socket part is composed of a "∏"-shaped convex rib arranged on the outer wall of the gripping inner tube. The spacing width between two convex ribs extending axially corresponding to the socket part is adapted to the width of the clamping rib, and the front end of the socket part is a trumpet-mouth structure for guiding the clamping rib to be inserted.
5. The split heat dissipation handle according to claim 2, characterized in that: A gantry portion protruding outward and allowing a block to pass through is provided between two sides of the outer wall of the first interface portion corresponding to the rotational connection slot; The air outlet outer pipe is provided with a collar portion matched with the first interface portion corresponding to its rear end structure, and the collar portion is provided with a bayonet socket matched with the gantry portion.
6. A split heat dissipation handle according to claim 5, characterized in that: The inner wall of the collar portion is provided with limiting retaining ribs on both sides corresponding to the bayonet, which cooperate with the two side walls of the gantry portion to guide the gantry portion to slide into the bayonet.
7. The split heat dissipation handle according to claim 5, characterized in that: The air outlet inner tube further includes an air outlet portion located at the front end of the first interface portion, and a sealing wall surface connected between the air outlet portion and the first interface portion; The air outlet outer pipe also includes a mating wall surface which is arranged at the front port of the collar part and is used to cooperate with the sealing wall surface, and at least one sealing cover part which is connected to the mating wall surface and is connected to the inner cavity structure of the collar part, and the sealing cover part is used to be fitted on the outer wall of the air outlet part to cooperate to form a second cold air channel.
8. The split heat dissipation handle according to claim 7, characterized in that: The cover part is a slot-shaped member with an elongated shape and an open front end, and the inner end of the side wall thereof protrudes from the inner end of the matching wall surface; The outer wall of the air outlet portion is correspondingly provided with two sliding openings extending backward from the front end thereof for corresponding insertion and sliding of the two side walls of the cover member.
9. The split heat dissipation handle according to claim 8, characterized in that: The front end structure of at least one side wall of the cover part is provided with a hook part; A hooking structure cooperating with the hook portion is correspondingly arranged at the front end portion of the air outlet portion.
10. The split heat dissipation handle according to claim 9, characterized in that: A rearwardly extending gap is provided between the two sliding openings corresponding to the front port of the air outlet, and a connecting structure connecting the second cold air channel and the second hot air channel is formed at the gap.
11. The split heat dissipation handle according to claim 7, characterized in that: The front part of the air outlet portion is a tapered structure with a gradually decreasing inner diameter.
12. The split heat dissipation handle according to claim 1, characterized in that: The gripping inner tube is provided with a second interface portion at its rear end, and a distance is provided between the rear end portion of the gripping outer tube and the front end portion of the second interface portion.