CN214018421U

CN214018421U - Shell structure of fascia gun

Info

Publication number: CN214018421U
Application number: CN202022264757.5U
Authority: CN
Inventors: 臧传美
Original assignee: Zhejiang Aerlang Technology Co Ltd
Current assignee: Zhejiang Aerlang Technology Co Ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-08-24
Anticipated expiration: 2030-10-13
Also published as: WO2022078325A1

Abstract

The utility model relates to a shell structure of manadesma rifle, this shell structure includes: the inner part of the shell is hollow, a first opening is formed in the surface of the shell, and a first clamping part is arranged on the inner wall of the shell; the cover piece is detachably connected to the shell and arranged corresponding to the first opening, and is provided with a second clamping part corresponding to the first clamping part; and the guide sleeve piece extends axially to form a clamping groove part, and the first clamping part and the second clamping part are clamped with the clamping groove part. The technical scheme of the utility model be through setting up first joint portion on the casing and setting up the second joint portion of cover piece department all with guide pin bushing spare axial terminal surface on draw-in groove looks joint, need not the rand and can realize leading the connection between external member, casing and cover piece, avoid leading the axis of external member and the inside drive mechanism disalignment of casing because of the rand warp, transmission noise is low, has better dynamics of knocking.

Description

Shell structure of fascia gun

Technical Field

The utility model relates to a manadesma rifle technical field especially relates to a shell structure of manadesma rifle.

Background

The fascial gun is a massage apparatus, such as a pistol structure, and comprises a transverse shell and a longitudinal handle, wherein massage heads are arranged at the axial end parts of the shell. The massage head is connected with the piston in the shell and synchronously vibrates in a reciprocating way, and the massage head is pressed at the muscle to vibrate the muscle, so that the effects of relaxing the muscles and stimulating the blood circulation are achieved.

A guide sleeve piece in a shell structure of the existing fascia gun is attached to a clamping ring and then is in threaded connection with a shell, the clamping ring and the shell are usually molded integrally, one end of a piston penetrates through a guide sleeve piece to be connected with a massage head, and the other end of the piston is connected with a transmission mechanism in the shell and is coaxially arranged. However, in the demolding process, the retainer ring is easy to collide with the mold and deform, so that the central axis of the guide sleeve part connected with the retainer ring is not coaxial with the central axis of the transmission mechanism in the shell, the piston is blocked in the reciprocating linear motion process, the knocking force is influenced, and the transmission noise is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shell structure of manadesma rifle, this shell structure's simple structure, piston reciprocating motion is unimpeded, has better user and uses experience.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a housing structure for a fascial gun, comprising:

the surface of the shell is provided with a first opening, and the inner wall of the shell is provided with a first clamping part;

the cover piece is detachably connected to the shell and arranged corresponding to the first opening, and the cover piece is provided with a second clamping part corresponding to the first clamping part;

and the guide sleeve piece axially extends to form a clamping groove part, and the first clamping part and the second clamping part are all clamped with the clamping groove part.

Preferably, the circumference lateral surface of draw-in groove portion is formed with first draw-in groove and second draw-in groove, first draw-in groove towards the part of first joint portion with first joint looks joint, the second draw-in groove towards the part of first joint portion with first joint looks joint, first draw-in groove towards the part of second joint portion with second joint looks joint, the second draw-in groove towards the part of second joint portion with second draw-in groove looks joint.

Preferably, the first clamping portion includes: first card strip and second card strip, first card strip reaches the second card strip is all located the inner wall of casing axial one end, first draw-in groove towards the part of first card strip with first card strip joint, the second draw-in groove towards the part of second card strip with second card strip joint.

Preferably, one end of the first clamping strip is provided with a first positioning convex part, the first clamping groove is provided with a third positioning opening corresponding to the first positioning convex part, and the first positioning convex part can penetrate into the third positioning opening;

and/or one end of the second clamping strip is provided with a second positioning convex part, the second clamping groove is provided with a fourth positioning opening corresponding to the second positioning convex part, and the second positioning convex part can penetrate into the fourth positioning opening.

Preferably, the second clamping portion includes: third card strip and fourth card strip, the third card strip reaches the fourth card strip is all located the cover piece towards one side of first joint portion, first draw-in groove towards the part of third card strip with third card strip joint, the second draw-in groove towards the part of fourth card strip with fourth card strip joint.

Preferably, one end of the third clamping strip is provided with a third positioning convex part, the first clamping groove is provided with a first positioning opening corresponding to the third positioning convex part, and the third positioning convex part can penetrate into the first positioning opening;

and/or one end of the fourth clamping strip is provided with a fourth positioning convex part, the second clamping groove is provided with a second positioning opening corresponding to the fourth positioning convex part, and the fourth positioning convex part can penetrate into the second positioning opening.

Preferably, first card strip with second card strip looks interval forms first breach, shells inner wall is equipped with first spiro union post, first spiro union post is located in the first breach.

Preferably, the clamping groove portion is formed with a first groove corresponding to the first notch, and the first groove is formed with a first screwing hole corresponding to the first screwing column.

Preferably, the slot fastening part is provided with a second notch, and the second notch vertically corresponds to the first screwing hole.

Preferably, the shell structure further comprises a sliding sleeve assembly, and the sliding sleeve assembly is fixedly arranged in the guide sleeve component.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the shell structure of manadesma rifle that provides among the above-mentioned technical scheme, all with the draw-in groove looks joint that guide pin bushing axial extension formed through the first joint portion that sets up on shells inner wall and the second joint portion that sets up in cover piece department, need not the rand and can realize leading the external member, be connected between casing and the cover piece, in order to avoid appearing leading to leading the problem of the axis of external member and the inside drive mechanism disalignment of casing because of the rand warp, transmission noise is low, has better dynamics of beating, user's use experience has effectively been improved.

Drawings

Fig. 1 is a schematic structural view of a fascia gun according to an embodiment of the present invention.

Fig. 2 is a schematic view of a portion of the structure of the fascial gun of fig. 1.

Fig. 3 is a schematic structural view of the guide sleeve member shown in fig. 1.

Fig. 4 is a schematic structural view of the guide sleeve member shown in fig. 3 from another view angle.

Fig. 5 is a schematic structural view of the housing shown in fig. 1.

Fig. 6 is a schematic structural view of the housing shown in fig. 5 from another perspective.

FIG. 7 is a schematic view of the cap member shown in FIG. 1.

Fig. 8 is a schematic view of the connection between the guide sleeve member and the sliding sleeve assembly shown in fig. 1.

Figure 9 is a schematic structural view of the sliding sleeve assembly shown in figure 8.

100. A fascia gun; 10. a housing; 11. a first opening; 12. a first clamping part; 121. a first clip strip; 1211. a first positioning protrusion; 122. a second card strip; 1221. a second positioning projection; 13. a first notch; 14. a first screw post; 20. a cover member; 21. a second clamping part; 211. a third clamping strip; 2111. a third positioning projection; 212. a fourth clamping strip; 2121. a fourth positioning projection; 30. a guide member; 31. a slot clamping part; 311. a first card slot; 3111. a third positioning opening; 3112. a first positioning opening; 312. a second card slot; 3121. a fourth positioning opening; 3122. a second positioning opening; 313. a first screw hole; 314. a first groove; 315. a second notch; 32. a first through hole; 33. a second screw hole; 40. a sliding sleeve assembly; 41. a guide hole; 42. a slip member; 43. a shock absorbing kit; 50. a massage head; 60. a piston.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

Referring to fig. 1 to 9, an embodiment of the present invention provides a housing structure suitable for a fascial gun 100, which has a simple structure, low transmission noise and better user experience.

The housing structure at least comprises: the shell 10, the cover 20 and the guide sleeve piece 30, a transmission mechanism and a piston 60 are arranged in the shell 10, one end of the piston 60 is connected with the transmission mechanism, the other end of the piston 60 passes through the guide sleeve piece 30 to be connected with the massage head 50, the central axes of the piston 60, the transmission mechanism and the massage head 50 are all coaxial, and the transmission mechanism can drive the piston 60 and the massage head 50 to do reciprocating linear motion, so that the knocking massage effect is achieved.

In addition, a first opening 11 is opened on the surface of the casing 10, a first clamping portion 12 is arranged on the inner wall of the casing 10, the cover 20 is detachably connected to the casing 10 and corresponds to the first opening 11, and meanwhile, a second clamping portion 21 corresponding to the first clamping portion 12 is arranged on the cover 20, that is: the second catching portion 21 is located at a side of the cover member 20 facing the inner wall of the housing 10; the guide sleeve member 30 extends axially to form a slot portion 31, the first clamping portion 12 and the second clamping portion 21 are clamped and matched with the slot portion 31, and the guide sleeve member 30, the housing 10 and the cover member 20 are in an integrated structure based on the clamping and matching of the first clamping portion 12, the second clamping portion 21 and the slot portion 31.

It can be understood that the central axis of the guide sleeve 30 is coaxial with the central axis of the transmission mechanism and the central axis of the piston 60, and the transmission mechanism drives the piston 60 to perform reciprocating linear motion without affecting the knocking force of the massage head 50 due to obstruction, so that the transmission noise can be reduced.

It can be understood that the shell 10 provided in the present embodiment has a uniform thickness, a uniform cooling rate of the demolded surface, no sink mark, a neat and beautiful surface, and no defects.

In one embodiment, as shown in fig. 4, a first through hole 32 is axially formed in the guide sleeve 30 and communicates with the interior of the housing 10, and an end of the piston 60 away from the transmission mechanism penetrates into the first through hole 32 and is connected to the massage head 50.

In order to guide and position the piston 60, as shown in fig. 8, a sliding sleeve assembly 40 is fixedly installed in the first through hole 32, the sliding sleeve assembly 40 is fixedly installed in the guide sleeve member 30, specifically, the sliding sleeve assembly 40 is axially provided with a guide hole 41 communicating with the inside of the housing 10, and one end of the piston 60 far away from the transmission mechanism penetrates into the guide hole 41 and can perform reciprocating linear motion along the axial direction of the guide hole 41.

It can be understood that, the piston 60 will rub against the inner wall of the guiding hole 41 during the reciprocating linear motion, and further drive the sliding sleeve assembly 40 to move in series along the axial direction thereof, so that the sliding sleeve assembly 40 and the guiding sleeve member 30 will be loosened and generate transmission noise, which affects the user experience. The sliding sleeve assembly 40 and the inner wall of the first through hole 32 in the embodiment are fixed together, so that the axial degree of freedom of the sliding sleeve assembly 40 can be limited, looseness between the sliding sleeve assembly 40 and the guide sleeve member 30 can be avoided, transmission noise can be eliminated, and the use experience of a user is effectively improved.

As shown in fig. 9, the sliding sleeve assembly 40 includes: the sliding sleeve component 42 and the damping sleeve component 43 are fixedly sleeved on the circumferential outer side of the sliding sleeve component 42, the sliding sleeve component 42 is provided with a guide hole 41 along the axial direction, and the sliding sleeve component 42 can play a role in guiding and lubricating in the process of reciprocating linear motion of the piston 60; the outer side surface of the shock absorption sleeve 43 is attached to the inner wall of the first through hole 32, and the shock absorption sleeve 43 can achieve the effect of shock absorption. Specifically, as shown in fig. 8, a second screw hole 33 is formed in an end surface inside the guide sleeve 30, and after the damping sleeve 43 is placed in the first through hole 32 and attached to an inner wall of the first through hole 32, a bolt with a gasket is screwed into the second screw hole 33, so that the damping sleeve 43 is fixed in the first through hole 32, and the purpose of limiting the axial degree of freedom of the sliding sleeve assembly 40 is achieved. In order to better limit the axial freedom of the sliding sleeve assembly 40, one or more second threaded holes 33 are provided.

In one embodiment, as shown in fig. 3, a first engaging groove 311 and a second engaging groove 312 are formed on the circumferential outer side surface of the engaging groove portion 31, a portion of the first engaging groove 311 facing the first engaging portion 12 is engaged with the first engaging portion 12, a portion of the second engaging groove 312 facing the first engaging portion 12 is engaged with the first engaging portion 12, a portion of the first engaging groove 311 facing the second engaging portion 21 is engaged with the second engaging portion 21, and a portion of the second engaging groove 312 facing the second engaging portion 21 is engaged with the second engaging groove 312, so that the cover member 20, the housing 10 and the guide member 30 can be connected without providing a collar, and the housing 10 is not deformed by collision with a mold during demolding.

Specifically, as shown in fig. 5 and 6, the first engaging portion 12 includes: the first clamping strip 121 and the second clamping strip 122 are arranged on the inner wall of one axial end of the shell 10, the part of the first clamping groove 311 facing the first clamping strip 121 is in clamping fit with the first clamping strip 121, and the part of the second clamping groove 312 facing the second clamping strip 122 is in clamping fit with the second clamping strip 122; as shown in fig. 7, the second clip portion 21 includes: third card strip 211 and fourth card strip 212, third card strip 211 and fourth card strip 212 all set up the one side that cover 20 faced first joint portion 12, and the part that first draw-in groove 311 faced third card strip 211 matches with third card strip 211 mutually the joint cooperation, and the part that second draw-in groove 312 faced fourth card strip 212 matches with fourth card strip 212 mutually the joint cooperation.

It is understood that, for fastening, the number of the first card slot 311, the second card slot 312, the first card strip 121, the second card strip 122, the third card strip 211, and the fourth card strip 212 may be two or more.

In one embodiment, for positioning and clamping, a first positioning protrusion 1211 is disposed at one end of the first clamping strip 121, the first clamping slot 311 is formed with a third positioning opening 3111 corresponding to the first positioning protrusion 1211, and the first positioning protrusion 1211 can penetrate into the third positioning opening 3111.

A second positioning protrusion 1221 is disposed on a side of the second card strip 122 facing the second card slot 312, a fourth positioning opening 3121 corresponding to the second positioning protrusion 1221 is disposed on the second card slot 312, and the second positioning protrusion 1221 can penetrate into the fourth positioning opening 3121.

A third positioning protrusion 2111 is disposed at one end of the third locking strip 211, a first positioning opening 3112 corresponding to the third positioning protrusion 2111 is disposed in the first locking slot 311, and the third positioning protrusion 2111 can penetrate into the first positioning opening 3112.

A fourth positioning protrusion 2121 is disposed at one end of the fourth locking strip 212, a second positioning opening 3122 corresponding to the fourth positioning protrusion 2121 is disposed in the second locking slot 312, and the fourth positioning protrusion 2121 can penetrate into the second positioning opening 3122.

In one embodiment, in order to fixedly connect the guide sleeve 30 and the casing 10, as shown in fig. 6, a first notch 13 is formed between the first clamping strip 121 and the second clamping strip 122 at an interval, a first screw post 14 is disposed on the inner wall of the casing 10, and the first screw post 14 is located in the first notch 13; as shown in fig. 3 and 4, a first groove 314 corresponding to the first notch 13 is formed in the card slot portion 31, a first screw hole 313 corresponding to the first screw post 14 is formed in the first groove 314, the first groove 314 is used for accommodating the first screw post 313, and screw members such as screws can pass through the first screw hole 313 and be screwed into the first screw post 14, so as to fix the guide sleeve member 30 on the housing 10. The guide sleeve member 30 is directly connected with the housing 10, and the central axis of the guide sleeve member 30 is ensured to be coaxial with the central axis of the transmission mechanism, so that the piston 60 cannot be blocked in reciprocating motion, the transmission is smoother, and the noise is greatly reduced.

In addition, a second notch 315 is formed in the card slot portion 31, and the second notch 315 vertically corresponds to the first screw hole 313, as shown in fig. 3.

It will be appreciated that the second notch 315 allows a screwdriver to pass vertically therethrough to enable the screwdriver to screw the screw in the first threaded hole 313. The guide sleeve member 30 and the housing 10 can be fixedly connected by only one screw, and the structure is simple and the assembly process is simplified. When the sliding sleeve 42 needs to be replaced due to abrasion, the operation path for detaching the screw by using the screwdriver does not interfere with the transmission mechanism inside the shell 10, the transmission mechanism does not need to be detached, and the replacement process of the sliding sleeve 42 is convenient and fast.

Based on the shell structure that provides in above-mentioned each embodiment, it is corresponding, the embodiment of the utility model provides a fascia rifle 100 with this shell structure still provides one kind, this fascia rifle 100's simple structure, and convenient to detach leads external member 30, has better the massage effect of strikeing.

The assembly process of the housing structure provided in the above embodiments can be described as follows:

clamping a part of the first card slot 311 facing the first card strip 121 with the first card strip 121, and clamping a part of the second card slot 312 facing the second card strip 122 with the second card strip 122; then, the screw is screwed into the first screw connection column 14 through the first screw connection hole 313, and at this time, the guide sleeve 30 fixed with the sliding sleeve assembly 40 is fixed with the housing 10 as a whole; the portion of first card slot 311 facing third card bar 211 is engaged with third card bar 211, while the portion of second card slot 312 facing fourth card bar 212 is engaged with fourth card bar 212.

The shell structure and have this shell structure's manadesma rifle 100 that provide in the embodiment above, all with the draw-in groove portion 31 looks joint that guide sleeve spare 30 axial extension formed through first joint portion 12 that sets up on the casing 10 inner wall and the second joint portion 21 that sets up in cover 20 department, it can realize leading the external member 30 to need not the rand, connection between casing 10 and the cover 20, in order to avoid appearing leading the problem of the axis of leading external member 30 and the inside drive mechanism disalignment of casing 10 because of the rand warp, the transmission noise is low, has better striking dynamics, user's use experience has effectively been improved.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A housing structure for a fascial gun, comprising:

the device comprises a shell (10), wherein a first opening (11) is formed in the surface of the shell (10), and a first clamping part (12) is arranged on the inner wall of the shell (10);

the cover piece (20) is detachably connected to the shell (10) and arranged corresponding to the first opening (11), and the cover piece (20) is provided with a second clamping part (21) corresponding to the first clamping part (12);

and lead external member (30), it is formed with draw-in groove portion (31) to lead external member (30) axial extension, first joint portion (12) with second joint portion (21) all with draw-in groove portion (31) looks joint.

2. The shell structure of claim 1, wherein a first clamping groove (311) and a second clamping groove (312) are formed on the outer circumferential side surface of the clamping groove portion (31), a portion of the first clamping groove (311) facing the first clamping portion (12) is clamped with the first clamping portion (12), a portion of the second clamping groove (312) facing the first clamping portion (12) is clamped with the first clamping portion (12), a portion of the first clamping groove (311) facing the second clamping portion (21) is clamped with the second clamping portion (21), and a portion of the second clamping groove (312) facing the second clamping portion (21) is clamped with the second clamping groove (312).

3. The shell structure as claimed in claim 2, characterized in that said first snap-in portion (12) comprises: first card strip (121) and second card strip (122), first card strip (121) and second card strip (122) are all located the inner wall of casing (10) axial one end, first draw-in groove (311) face towards the part of first card strip (121) with first card strip (121) joint, second draw-in groove (312) face towards the part of second card strip (122) with second card strip (122) joint.

4. The housing structure according to claim 3, wherein one end of the first clip strip (121) is provided with a first positioning protrusion (1211), the first clip groove (311) is provided with a third positioning opening (3111) corresponding to the first positioning protrusion (1211), and the first positioning protrusion (1211) can penetrate into the third positioning opening (3111);

and/or one end of the second clamping strip (122) is provided with a second positioning convex part (1221), the second clamping groove (312) is provided with a fourth positioning opening (3121) corresponding to the second positioning convex part (1221), and the second positioning convex part (1221) can penetrate into the fourth positioning opening (3121).

5. The shell structure as claimed in claim 3 or 4, characterized in that said second snap-in portion (21) comprises: third card strip (211) and fourth card strip (212), third card strip (211) reaches fourth card strip (212) are all located cover piece (20) towards one side of first joint portion (12), first draw-in groove (311) towards the part of third card strip (211) with third card strip (211) joint, second draw-in groove (312) towards the part of fourth card strip (212) with fourth card strip (212) joint.

6. The shell structure of claim 5, wherein one end of the third locking strip (211) is provided with a third positioning protrusion (2111), the first locking slot (311) is provided with a first positioning opening (3112) corresponding to the third positioning protrusion (2111), and the third positioning protrusion (2111) can penetrate into the first positioning opening (3112);

and/or one end of the fourth clamping strip (212) is provided with a fourth positioning convex part (2121), the second clamping groove (312) is provided with a second positioning opening (3122) corresponding to the fourth positioning convex part (2121), and the fourth positioning convex part (2121) can penetrate into the second positioning opening (3122).

7. The shell structure of claim 5, characterized in that the first clamping strip (121) and the second clamping strip (122) are spaced to form a first notch (13), the inner wall of the shell (10) is provided with a first screw post (14), and the first screw post (14) is located in the first notch (13).

8. The housing structure according to claim 7, wherein the catching groove portion (31) is formed with a first groove (314) corresponding to the first notch (13), and the first groove (314) is formed with a first screw hole (313) corresponding to the first screw post (14).

9. The shell structure of claim 8, wherein the slot portion (31) defines a second notch (315), and the second notch (315) vertically corresponds to the first threaded hole (313).

10. The housing structure according to any of claims 2 to 4, further comprising a sliding sleeve assembly (40), wherein the sliding sleeve assembly (40) is fixedly arranged in the guide sleeve member (30).