CN116849883A - Firearm for pushing out materials - Google Patents
Firearm for pushing out materials Download PDFInfo
- Publication number
- CN116849883A CN116849883A CN202310758713.3A CN202310758713A CN116849883A CN 116849883 A CN116849883 A CN 116849883A CN 202310758713 A CN202310758713 A CN 202310758713A CN 116849883 A CN116849883 A CN 116849883A
- Authority
- CN
- China
- Prior art keywords
- rod
- firearm
- handle
- pushing
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000000463 material Substances 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 230000009471 action Effects 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 9
- 239000002639 bone cement Substances 0.000 description 49
- 238000006073 displacement reaction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000001185 bone marrow Anatomy 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4601—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for introducing bone substitute, for implanting bone graft implants or for compacting them in the bone cavity
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8802—Equipment for handling bone cement or other fluid fillers
- A61B17/8805—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Transplantation (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Vascular Medicine (AREA)
- Cardiology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physical Education & Sports Medicine (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Prostheses (AREA)
Abstract
The application relates to the technical field of medical equipment, and discloses a firearm for pushing out materials, which comprises: the main body is integrally formed or fixedly provided with a first handle and is also hinged with a second handle; and a push rod for providing thrust to the material; the pushing block can translate relative to the main body, and can drive the pushing rod to translate under the action of friction force during translation; and the two ends of the transmission rod are respectively connected with the second handle and the pushing block and are used for transmitting the torque transmitted by the second handle to the pushing block. The firearm for pushing out the materials disclosed by the application utilizes the multiple levers to push out the materials, and has the technical effects that the materials can be pushed out by using a smaller force path, the use experience is better, and the sleeve is convenient to replace.
Description
Technical Field
The application relates to the technical field of medical instruments, in particular to a firearm for pushing out materials.
Background
In the process of artificial joint replacement operation, the bone cement gun can rapidly and accurately inject the bone cement of the bone cement sleeve into the bone cavity for blocking, so as to prevent bone marrow from overflowing and play an important role in the operation process; however, the traditional bone cement gun is complex in structure, large in size and complex in operation, tooth grooves are formed in a push rod of the bone cement gun, a retaining claw matched with the tooth grooves is arranged on a handle, and in the using process, the force applied by an operator to the handle is equal to the force applied by the push rod to the bone cement sleeve, so that the force applied by the push rod to the bone cement sleeve is large when the handle is pressed by the push rod each time, the user has very poor experience, and the bone cement gun capable of improving the bone cement beating efficiency and saving labor when in use is needed.
Based on the above drawbacks, the present application provides a firearm for pushing out materials, which is used for solving the drawbacks of the prior art.
Disclosure of Invention
The present application is directed to a firearm for pushing out materials, which solves the above-mentioned problems of the prior art.
In the using process of the traditional bone cement gun, the force applied by an operator to the handle and the force applied by the push rod to the bone cement sleeve are equal in magnitude, so that in the pushing process of the push rod to the bone cement sleeve, the operator presses the handle to apply larger force, and the using experience is poor.
In order to solve the technical problems, the application provides the following technical scheme: a firearm for pushing out material is used for realizing that the operator can promote the technological effect of bone cement through less power way, promotes operator's use experience.
Specifically, the firearm comprises a main body, wherein the main body is formed into a cavity, a first handle is integrally formed or fixedly arranged on the main body, and a second handle is hinged to the main body, wherein the first handle is used as an acting point and is applied to the first handle, and when a force is applied to the second handle, the second handle can be driven to perform angular displacement relative to the main body so as to operate other parts through the second handle.
Further, the firearm further comprises a push rod, wherein the push rod is used for providing thrust for materials, namely, when bone cement is pushed out, the bone cement sleeve is arranged on the main body, the push rod stretches into the bone cement sleeve, and when the push rod is stressed to displace, the push rod is used for pushing out the bone cement in the sleeve.
Further, the firearm further comprises a push block, the push block can translate relative to the main body, the push rod can be driven to translate under the action of friction force during translation, namely, the displacement power of the push rod is from the friction force with the push block, when the push block translates, the push block and the push rod are enabled to be relatively static under the action of friction force, and meanwhile, the push block drives the push rod to translate.
Further, the firearm further comprises a transmission rod, two ends of the transmission rod are respectively connected with the second handle and the pushing block, so that torque transmitted by the second handle is transmitted to the pushing block, namely before pushing the pushing block, the second handle is utilized to lengthen the lever, meanwhile, the transmission rod is utilized to lengthen the lever, a small force is applied to the second handle to drive the pushing block to displace, and then the pushing block drives the transmission rod to displace.
Further, the firearm further comprises a first elastic piece, deformation force of the first elastic piece points to between the push block and the main body and is used for enabling the push block to reset, namely, when the push block is displaced, the first elastic piece is compressed and deformed by the push block and the main body, and when the stress of the push block disappears, the deformation force of the first elastic piece drives the push block to reset.
Furthermore, in order to increase the stability of the push rod during displacement, the firearm further comprises a limiting block, wherein a limiting hole is formed in the limiting block, and the push rod penetrates through the limiting hole; the device also comprises a second elastic piece, wherein the deformation force of the second elastic piece points to the space between the main body and the limiting block, so that the limiting hole on the limiting block is not coaxial with the push rod, and the inner ring of the limiting hole generates an interference effect on the push rod, namely, one end of the limiting block receives thrust under the deformation effect of the second elastic piece and is inclined eccentrically, so that the limiting hole is not coaxial with the push rod, and the interference effect on the push rod is generated.
Further, when bone cement in the bone cement sleeve is pushed out completely, the bone cement sleeve needs to be replaced, so that the push rod needs to be pulled out of the sleeve so that the push rod can be reinserted after the sleeve is replaced.
Further, when the driving lever acts on the stopper, the second elastic component is compressed, the thrust of second elastic component to stopper one end disappears, when the stopper rotates to the clockwise direction, if do not add the restriction, the eccentric slope can take place again to the stopper, produce the interference to the push rod, only the stopper rotates to perpendicular with the push rod, can guarantee to remove the interference effect to the push rod, based on this, set up on the main part and keep away from the one end correspondence that the second elastic component was kept away from to the stopper with the stopper and be provided with the retaining wall, when spacing hole and push rod are coaxial, the one end that the second elastic component was kept away from to the stopper is spacing by the retaining wall.
Further, in order to simplify the structure of the firearm, the transmission rod can act on the push block and the deflector rod, and the connection mode of the transmission rod and the push block is designed as follows: the transmission rod is provided with a waist-shaped hole at one end which is used for being connected with the pushing block, a first pin is connected with one end which is used for being connected with the transmission rod, and the first pin is inserted into the waist-shaped hole and can be shifted in the waist-shaped hole; when the transmission rod is not stressed, the first pin is positioned at the end part of the waist-shaped hole; when the transmission rod needs to act on the push block, the second handle is enabled to generate angular displacement in the direction approaching to the first handle, the transmission rod is driven to displace in the direction far away from the deflector rod, the transmission rod drives the push block to displace, and at the moment, the waist-shaped hole and the first pin do not generate relative displacement; when the driving rod needs to act on the deflector rod, the second handle is enabled to generate angular displacement in the direction away from the first handle, the driving rod is driven to displace in the direction pointing to the deflector rod, thrust is applied to one end, away from the limiting block, of the deflector rod, and at the moment, the waist-shaped hole and the first pin are enabled to displace relatively, so that the push block is static.
Furthermore, the firearm further comprises a third elastic piece, wherein the deformation force of the third elastic piece points to the space between the transmission rod and the pushing block and is used for resetting the transmission rod which is displaced in the direction of the deflector rod.
Furthermore, the firearm further comprises a stop, the stop is arranged in the middle of the transmission rod and fixedly arranged relative to the transmission rod, and the third elastic piece is limited between the stop and the pushing block.
Further, the third elastic piece is a cylindrical spring and is sleeved on the transmission rod, the firearm further comprises baffle plates, the baffle plates are arranged at the two ends of the cylindrical spring, and the baffle plates are sleeved on the transmission rod.
Compared with the prior art, the application has the following beneficial effects: according to the firearm for pushing out the materials, firstly, in the using process, the push rod is pushed by the multiple lever mechanism for a long time, so that the firearm is very labor-saving in use and high in experience; secondly, the device has simple integral structure, small volume and convenient operation and use, and improves the use efficiency of users; and when the sleeve is applied to pushing out bone cement, the sleeve is convenient and fast to replace.
Drawings
The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate the application and together with the embodiments of the application, serve to explain the application. In the drawings:
FIG. 1 is a front view of a bone cement gun according to an embodiment of the present disclosure;
FIG. 2 is a perspective view of a bone cement gun according to an embodiment of the present application;
FIG. 3 is a top view of a bone cement gun according to an embodiment of the present disclosure;
FIG. 4 is a cross-sectional view of a bone cement gun at A-A according to an embodiment of the present application;
in the figure:
in the figure:
the device comprises a main body 1, a first part 1-1, a first cavity 1-2, a second part 1-3, a second cavity 1-4, a third cavity 1-5 and a baffle wall 1-6;
a first handle 2;
a second handle 3;
the push rod 4, the push plate 4-1 and the third handle 4-2;
a push block 5;
a transmission rod 6, a waist-shaped hole 6-1;
a first elastic member 7;
a limiting block 8 and a limiting hole 8-1;
a second elastic member 9;
a deflector rod 10;
a first pin 11;
a third elastic member 12;
a stopper 13;
a baffle 14;
a clasp 15;
a second pin 16;
a third pin 17;
a fourth pin 18;
a fifth pin 19.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Examples: this example provides a bone cement gun, which is the preferred embodiment of a firearm for pushing out materials.
Specifically, fig. 1 is a front view of the bone cement gun; FIG. 2 is a perspective view of the bone cement gun; FIG. 3 is a top view of the bone cement gun; FIG. 4 is a cross-sectional view of the bone cement gun at A-A in top view;
as can be seen from fig. 1 to 4, the bone cement gun comprises a main body 1, wherein the main body 1 is used as a basic structure of the bone cement gun for convenient grasping, and accommodates and bears other structures, and comprises a first part 1-1 extending towards two ends, a first cavity 1-2 is arranged in the first part 1-1 along the extending direction of the first part, a second part 1-3 assembled with the first part 1-1 and positioned at the upper end of the first part 1-1, a cavity is also arranged in the second part 1-3, a baffle plate is integrally formed with the second part 1-3 in the cavity, the baffle plate divides the cavity into two cavities, namely a second cavity 1-4 and a third cavity 1-5, wherein one end of the first cavity 1-2 extends to be communicated with the outside, and the other end of the first cavity extends to be communicated with the second cavity 1-4 and the third cavity 1-5 respectively.
Further, as shown in fig. 1 to 4, the bone cement gun further comprises a clamping ring 15, the clamping ring 15 is also arranged at the upper end of the first part 1-1, a bone cement sleeve is reserved between the clamping ring 15 and the second part 1-3, and when the gun is used, the bone cement sleeve is required to be placed in the clamping ring 15, and the clamping ring 15 is used for preliminary positioning.
Further, as shown in fig. 1 to 4, the main body 1 is integrally provided with a first handle 2, and the first handle 2 is located at the lower end of the first portion 1-1 and serves as an application point in the subsequent force application.
Further, as shown in fig. 4, the bone cement gun further comprises a second handle 3, an included angle is formed between the second handle 3 and the first handle 2, one end of the second handle 3 extends into the first cavity 1-2 and is hinged with the inner wall of the first cavity 1-2 through a second pin 16, so that the second handle 3 can perform angular displacement in a direction approaching or separating from the first handle 2.
Further, as shown in fig. 4, the bone cement gun further comprises a push rod 4, the push rod 4 is used for providing thrust for materials, specifically, the push rod 4 is consistent with the extending direction of the first portion 1-1, the middle portion of the push rod 4 penetrates through the second portion 1-3, namely, the push rod 4 sequentially penetrates through the second cavity 1-4 and the third cavity 1-5, one end of the push rod 4 penetrating out of the second cavity 1-4 is further connected with the push plate 4-1, when the bone cement sleeve is placed in the clamping ring 15, the end of the push rod 4 stretches into the bone cement sleeve, the push plate 4-1 acts on bone cement, one end of the push rod 4 penetrating out of the third cavity 1-5 is further provided with a third handle 4-2, and the push rod 4 can be manually pulled out of the bone cement sleeve through the third handle 4-2.
Further, as shown in fig. 4, the bone cement gun further comprises a pushing block 5, wherein the pushing block 5 can translate relative to the main body 1, and the pushing rod 4 can be driven to translate under the action of friction force during translation; specifically, the push block 5 is disposed in the second cavity 1-4, and is displaceable in the second cavity 1-4 along the extending direction of the push rod 4.
Further, as shown in fig. 4, the bone cement gun further comprises a transmission rod 6, wherein two ends of the transmission rod 6 are respectively connected with the second handle 3 and the pushing block 5, so as to transmit the moment transmitted by the second handle 3 to the pushing block 5; in particular, the transmission rod 6 is disposed in the first cavity 1-2, and one end of the transmission rod is hinged to one end of the second handle 3 extending into the first cavity 1-2 through a third pin 17, and the other end of the transmission rod is connected to the push block 5 in a manner described below.
Further, the connection mode of the push block 5 and the push rod 4 is as follows: the push block 5 is provided with a hole matched with the push rod 4, the push block 5 has no interference effect on the push rod 4 under the condition of no stress, and is deviated after being subjected to the tensile force of the transmission rod 6, at the moment, the hole on the push block 5 is not concentric with the push rod 4, the hole interferes with the push rod 4, a larger friction force is generated between the push block 5 and the push rod 4, and the push rod 4 is driven to displace under the friction force.
Further, as shown in fig. 4, the bone cement gun further includes a first elastic member 7, wherein a deformation force of the first elastic member 7 is directed between the push block 5 and the main body 1 and is used for resetting the push block 5, and specifically, the first elastic member 7 is a cylindrical spring, is disposed in the second cavity 1-4, is sleeved on the push rod 4, and two ends of the first elastic member are respectively abutted between the push block 5 and the inner wall of the second cavity 1-4.
Further, as shown in fig. 4, the bone cement gun further comprises a limiting block 8 and a second elastic piece 9, wherein a limiting hole 8-1 is formed in the limiting block 8, and the push rod 4 passes through the limiting hole 8-1; the deformation force of the second elastic piece 9 points to the space between the main body 1 and the limiting block 8, so that the limiting hole 8-1 on the limiting block 8 is not coaxial with the push rod 4, and the inner ring of the limiting hole 8-1 has an interference effect on the push rod 4; specifically, the limiting block 8 and the second elastic piece 9 are both arranged in the third cavity 1-5, the second elastic piece 9 is a cylindrical spring, and two ends of the second elastic piece are respectively abutted between the limiting block 8 and the cavity wall of the third cavity 1-5.
Further, as shown in fig. 4, the bone cement gun further comprises a deflector rod 10, wherein the middle part of the deflector rod 10 is hinged on the main body 1, in particular, the deflector rod 10 is positioned in the third cavity 1-5 and hinged with the cavity wall of the third cavity 1-5 through a fourth pin 18, one end of the deflector rod 10 corresponds to one end, close to the second elastic piece 9, of the limiting block 8, namely contacts with a fifth pin 19 arranged at the end of the limiting block 8, and the other end of the deflector rod 10 extends into the first cavity 1-2; when pushing force is applied to the other end of the deflector rod 10, the deflector rod 10 rotates anticlockwise by taking the fourth pin 18 as the center, the limiting block 8 is driven to rotate clockwise, the second elastic piece 9 is compressed, the limiting hole 8-1 on the limiting block 8 is coaxial with the push rod 4, and interference action on the push rod 4 is cancelled.
Further, as shown in fig. 4, a blocking wall 1-6 is correspondingly disposed on the main body 1 and one end of the limiting block 8 away from the second elastic member 9, specifically, the blocking wall 1-6 is disposed in the third cavity 1-5, and when the limiting hole 8-1 is coaxial with the push rod 4, one end of the limiting block 8 away from the second elastic member 9 is limited by the blocking wall 1-6, so that the limiting block 8 is prevented from rotating to the limiting hole 8-1 to interfere with the push rod 4 again.
Further, as shown in fig. 4, the connection manner of the transmission rod 6 and the pushing block 5 is as follows: the transmission rod 6 is provided with a waist-shaped hole 6-1 at one end for being connected with the push block 5, a first pin 11 is connected with one end for being connected with the transmission rod 6, and the first pin 11 is inserted into the waist-shaped hole 6-1 and can move in the waist-shaped hole 6-1;
when the transmission rod 6 is not stressed, the first pin 11 is positioned at one end part of the waist-shaped hole 6-1; when the transmission rod 6 needs to act on the push block 5, the second handle 3 is enabled to generate angular displacement in the direction approaching to the first handle 2, the transmission rod 6 is driven to displace in the direction far away from the deflector rod 10, the transmission rod 6 drives the push block 5 to displace, and at the moment, the waist-shaped hole 6-1 and the first pin 11 do not generate relative displacement; when the driving rod 6 needs to act on the deflector rod 10, the second handle 3 is made to generate angular displacement in the direction away from the first handle 2, the driving rod 6 is driven to displace in the direction pointing to the deflector rod 10, thrust is applied to one end of the deflector rod 10 away from the limiting block 8, at the moment, the waist-shaped hole 6-1 and the first pin 11 are relatively displaced, the push block 5 is made to be static, and the dual function of the driving rod 6 is realized.
Further, as shown in fig. 4, the bone cement gun further includes a third elastic member 12, where the third elastic member 12 is a cylindrical spring, and the deformation force of the third elastic member is directed between the driving rod 6 and the push block 5 and is sleeved on the driving rod 6, so as to reset the driving rod 6 that is displaced in the direction of the driving rod 10.
Further, as shown in fig. 4, the bone cement gun further includes a stop 13, the stop 13 is disposed in the middle of the transmission rod 6 and is fixedly disposed relative to the transmission rod 6, and the third elastic member 12 is limited between the stop 13 and the push block 5, where the stop 13 is specifically a pin fixed in the middle of the transmission rod 6.
Further, as shown in fig. 4, the bone cement gun further comprises a baffle 14, both ends of the cylindrical spring are provided with the baffle 14, and the baffle 14 is sleeved on the transmission rod 6 for stabilizing the contraction movement of the third elastic element 12.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present application, and the present application is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present application has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (9)
1. A firearm for ejecting material, comprising:
the main body is integrally formed or fixedly provided with a first handle and is also hinged with a second handle;
and a pushrod for providing thrust to the material;
the pushing block can translate relative to the main body, and the pushing block can drive the pushing rod to translate under the action of friction force during translation;
and the two ends of the transmission rod are respectively connected with the second handle and the pushing block and are used for transmitting the torque transmitted by the second handle to the pushing block.
2. A firearm for ejecting material according to claim 1, further comprising a first resilient member having a deformation force directed between the pusher and the body for resetting the pusher.
3. A firearm for ejecting material according to claim 1, further comprising:
the limiting block is provided with a limiting hole, and the push rod penetrates through the limiting hole;
and the deformation force of the second elastic piece points to the space between the main body and the limiting block, so that the limiting hole on the limiting block is not coaxial with the push rod, and the inner ring of the limiting hole has an interference effect on the push rod.
4. A firearm for pushing out materials according to claim 3, further comprising a deflector rod, wherein the middle part of the deflector rod is hinged on the main body, and one end of the deflector rod corresponds to one end of the limiting block, which is close to the second elastic piece; when pushing force is applied to the other end of the deflector rod, the deflector rod is used for driving the limiting block to rotate, so that the limiting hole on the limiting block is coaxial with the push rod.
5. A firearm for ejecting material according to claim 4, wherein: the main body is provided with a retaining wall corresponding to one end, far away from the second elastic piece, of the limiting block, and when the limiting hole is coaxial with the push rod, one end, far away from the second elastic piece, of the limiting block is limited by the retaining wall.
6. A firearm for pushing out material according to claim 4 or 5, characterized in that: the driving rod is provided with a waist-shaped hole at one end connected with the pushing block, a first pin is connected with one end connected with the driving rod, the first pin is inserted into the waist-shaped hole and can displace in the waist-shaped hole, so that when the second handle drives the driving rod to displace towards the direction of the deflector rod, a pushing force can be applied to one end, far away from the limiting block, of the deflector rod.
7. A firearm for ejecting material according to claim 6, wherein: the driving rod is provided with a driving rod, a pushing block and a third elastic piece, wherein the driving rod is provided with a driving rod, and the driving rod is provided with a driving rod.
8. A firearm for ejecting material according to claim 7, wherein: the novel push rod is characterized by further comprising a stop, wherein the stop is arranged in the middle of the transmission rod and is fixedly arranged relative to the transmission rod, and the third elastic piece is limited between the stop and the push block.
9. A firearm for ejecting material according to claim 8, wherein: the third elastic piece is a cylindrical spring and is sleeved on the transmission rod, the firearm further comprises baffle plates, the baffle plates are arranged at two ends of the cylindrical spring, and the baffle plates are sleeved on the transmission rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310758713.3A CN116849883A (en) | 2023-06-26 | 2023-06-26 | Firearm for pushing out materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310758713.3A CN116849883A (en) | 2023-06-26 | 2023-06-26 | Firearm for pushing out materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116849883A true CN116849883A (en) | 2023-10-10 |
Family
ID=88231371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310758713.3A Pending CN116849883A (en) | 2023-06-26 | 2023-06-26 | Firearm for pushing out materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116849883A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118178067A (en) * | 2024-03-05 | 2024-06-14 | 汕头大学医学院第一附属医院 | Convenient bone-grafting injector for artificial bone or allogeneic bone |
-
2023
- 2023-06-26 CN CN202310758713.3A patent/CN116849883A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118178067A (en) * | 2024-03-05 | 2024-06-14 | 汕头大学医学院第一附属医院 | Convenient bone-grafting injector for artificial bone or allogeneic bone |
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